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| <div class="title">aggregate-functions.cc</div> </div> |
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| <a href="aggregate-functions_8cc.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2012 Cloudera Inc.</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// You may obtain a copy of the License at</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// See the License for the specific language governing permissions and</span></div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// limitations under the License.</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "<a class="code" href="aggregate-functions_8h.html">exprs/aggregate-functions.h</a>"</span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <math.h></span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <sstream></span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <algorithm></span></div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <boost/random/ranlux.hpp></span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <boost/random/uniform_int.hpp></span></div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "<a class="code" href="logging_8h.html">common/logging.h</a>"</span></div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "<a class="code" href="decimal-value_8h.html">runtime/decimal-value.h</a>"</span></div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="string-value_8h.html">runtime/string-value.h</a>"</span></div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="timestamp-value_8h.html">runtime/timestamp-value.h</a>"</span></div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="anyval-util_8h.html">exprs/anyval-util.h</a>"</span></div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "<a class="code" href="names_8h.html">common/names.h</a>"</span></div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">using</span> boost::uniform_int;</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">using</span> boost::ranlux64_3;</div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">using</span> std::push_heap;</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">using</span> std::pop_heap;</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment">// TODO: this file should be cross compiled and then all of the builtin</span></div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">// aggregate functions will have a codegen enabled path. Then we can remove</span></div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment">// the custom code in aggregation node.</span></div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">namespace </span>impala {</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment">// Converts any UDF Val Type to a string representation</span></div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="namespaceimpala.html#aa232a7669c53f42b705fb31023e3c37c"> 45</a></span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> <a class="code" href="namespaceimpala.html#aa232a7669c53f42b705fb31023e3c37c">ToStringVal</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* context, T val) {</div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  stringstream ss;</div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  ss << val;</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">const</span> <span class="keywordtype">string</span> &str = ss.str();</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> string_val(context, str.size());</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  memcpy(string_val.ptr, str.c_str(), str.size());</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">return</span> string_val;</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> }</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment">// Delimiter to use if the separator is NULL.</span></div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> <a class="code" href="namespaceimpala.html#a94c8bcf19a83c271db211efaf1a0baef">DEFAULT_STRING_CONCAT_DELIM</a>((uint8_t*)<span class="stringliteral">", "</span>, 2);</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment">// Hyperloglog precision. Default taken from paper. Doesn't seem to matter very</span></div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment">// much when between [6,12]</span></div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a3fbbb4545664ca3ce01f0e2506749f22">AggregateFunctions::HLL_PRECISION</a> = 10;</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">AggregateFunctions::HLL_LEN</a> = 1024; <span class="comment">// 2^HLL_PRECISION</span></div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div> |
| <div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#ac16ece8e13b621eb255abf22df301bca"> 62</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ac16ece8e13b621eb255abf22df301bca">AggregateFunctions::InitNull</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1AnyVal.html">AnyVal</a>* dst) {</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span> }</div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="keyword">template</span><<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a375bec02be89205e014b46475d0daf35"> 67</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a375bec02be89205e014b46475d0daf35">AggregateFunctions::InitZero</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, T* dst) {</div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  dst->is_null = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  dst->val = 0;</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span> }</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="keyword">template</span><></div> |
| <div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a7d021c33ea91a0afc0fa5df035065fa9"> 73</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a375bec02be89205e014b46475d0daf35">AggregateFunctions::InitZero</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>* dst) {</div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  dst-><a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a> = 0;</div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span> }</div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div> |
| <div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a8ff898220fec753274d11c40eb76f078"> 78</a></span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a8ff898220fec753274d11c40eb76f078">AggregateFunctions::StringValGetValue</a>(</div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src) {</div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span> src;</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> result(ctx, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  memcpy(result.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l00084"></a><span class="lineno"> 84</span> }</div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div> |
| <div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a1287bc5e9b88e7770f6db58252449a1a"> 86</a></span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a1287bc5e9b88e7770f6db58252449a1a">AggregateFunctions::StringValSerializeOrFinalize</a>(</div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src) {</div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> result = <a class="code" href="classimpala_1_1AggregateFunctions.html#a8ff898220fec753274d11c40eb76f078">StringValGetValue</a>(ctx, src);</div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordflow">if</span> (!src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span> }</div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div> |
| <div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a109dd5c5da86a90c3400302c48aeb46a"> 93</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a109dd5c5da86a90c3400302c48aeb46a">AggregateFunctions::CountUpdate</a>(</div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1AnyVal.html">AnyVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst) {</div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  DCHECK(!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">if</span> (!src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) ++dst-><a class="code" href="structimpala__udf_1_1BigIntVal.html#a8abd150f41ae695ad81c16eca21c1031">val</a>;</div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span> }</div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div> |
| <div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a8ad83ec57b7fdb9daadeacb79b397798"> 99</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a8ad83ec57b7fdb9daadeacb79b397798">AggregateFunctions::CountStarUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst) {</div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  DCHECK(!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  ++dst-><a class="code" href="structimpala__udf_1_1BigIntVal.html#a8abd150f41ae695ad81c16eca21c1031">val</a>;</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span> }</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div> |
| <div class="line"><a name="l00104"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#ac2de5efeb14ca02984438fbe875a2c8b"> 104</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ac2de5efeb14ca02984438fbe875a2c8b">AggregateFunctions::CountRemove</a>(</div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1AnyVal.html">AnyVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst) {</div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  DCHECK(!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">if</span> (!src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) {</div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  --dst-><a class="code" href="structimpala__udf_1_1BigIntVal.html#a8abd150f41ae695ad81c16eca21c1031">val</a>;</div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  DCHECK_GE(dst-><a class="code" href="structimpala__udf_1_1BigIntVal.html#a8abd150f41ae695ad81c16eca21c1031">val</a>, 0);</div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  }</div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span> }</div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div> |
| <div class="line"><a name="l00113"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a9dea57ab87c8e6512455e2d43e970d23"> 113</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a9dea57ab87c8e6512455e2d43e970d23">AggregateFunctions::CountStarRemove</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst) {</div> |
| <div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  DCHECK(!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  --dst-><a class="code" href="structimpala__udf_1_1BigIntVal.html#a8abd150f41ae695ad81c16eca21c1031">val</a>;</div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  DCHECK_GE(dst-><a class="code" href="structimpala__udf_1_1BigIntVal.html#a8abd150f41ae695ad81c16eca21c1031">val</a>, 0);</div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span> }</div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div> |
| <div class="line"><a name="l00119"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a4e75376fa0263e3d13f41cd8a9e5a13f"> 119</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a4e75376fa0263e3d13f41cd8a9e5a13f">AggregateFunctions::CountMerge</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>& src,</div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst) {</div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  DCHECK(!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  DCHECK(!src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  dst-><a class="code" href="structimpala__udf_1_1BigIntVal.html#a8abd150f41ae695ad81c16eca21c1031">val</a> += src.<a class="code" href="structimpala__udf_1_1BigIntVal.html#a8abd150f41ae695ad81c16eca21c1031">val</a>;</div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span> }</div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div> |
| <div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="structimpala_1_1AvgState.html"> 126</a></span> <span class="keyword">struct </span><a class="code" href="structimpala_1_1AvgState.html">AvgState</a> {</div> |
| <div class="line"><a name="l00127"></a><span class="lineno"><a class="line" href="structimpala_1_1AvgState.html#a9cc58c6f32412969abea7c72b8d89fb9"> 127</a></span>  <span class="keywordtype">double</span> <a class="code" href="structimpala_1_1AvgState.html#a9cc58c6f32412969abea7c72b8d89fb9">sum</a>;</div> |
| <div class="line"><a name="l00128"></a><span class="lineno"><a class="line" href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319"> 128</a></span>  int64_t <a class="code" href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319">count</a>;</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span> };</div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div> |
| <div class="line"><a name="l00131"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a739be523a37dd457956c723265594bcf"> 131</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a739be523a37dd457956c723265594bcf">AggregateFunctions::AvgInit</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> = <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1AvgState.html">AvgState</a>);</div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a24a7e63aa708e54ea3c8c9572a00ede2">Allocate</a>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  memset(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, 0, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1AvgState.html">AvgState</a>));</div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span> }</div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00139"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a5de15d826812515f0126132200cd4bf6"> 139</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a5de15d826812515f0126132200cd4bf6">AggregateFunctions::AvgUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> T& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">if</span> (src.is_null) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  DCHECK(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> != NULL);</div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  DCHECK_EQ(<span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1AvgState.html">AvgState</a>), dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <a class="code" href="structimpala_1_1AvgState.html">AvgState</a>* avg = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1AvgState.html">AvgState</a>*<span class="keyword">></span>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  avg-><a class="code" href="structimpala_1_1AvgState.html#a9cc58c6f32412969abea7c72b8d89fb9">sum</a> += src.val;</div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  ++avg-><a class="code" href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319">count</a>;</div> |
| <div class="line"><a name="l00146"></a><span class="lineno"> 146</span> }</div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#ab5610cdbe03f3b9ff648d1e9974e0558"> 149</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ab5610cdbe03f3b9ff648d1e9974e0558">AggregateFunctions::AvgRemove</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> T& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="comment">// Remove doesn't need to explicitly check the number of calls to Update() or Remove()</span></div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="comment">// because Finalize() returns NULL if count is 0.</span></div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">if</span> (src.is_null) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  DCHECK(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> != NULL);</div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  DCHECK_EQ(<span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1AvgState.html">AvgState</a>), dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <a class="code" href="structimpala_1_1AvgState.html">AvgState</a>* avg = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1AvgState.html">AvgState</a>*<span class="keyword">></span>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  avg-><a class="code" href="structimpala_1_1AvgState.html#a9cc58c6f32412969abea7c72b8d89fb9">sum</a> -= src.val;</div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  --avg-><a class="code" href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319">count</a>;</div> |
| <div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  DCHECK_GE(avg-><a class="code" href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319">count</a>, 0);</div> |
| <div class="line"><a name="l00159"></a><span class="lineno"> 159</span> }</div> |
| <div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div> |
| <div class="line"><a name="l00161"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a557bfcf4210abb6b3c67ead644219fe6"> 161</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a557bfcf4210abb6b3c67ead644219fe6">AggregateFunctions::AvgMerge</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src,</div> |
| <div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keyword">const</span> <a class="code" href="structimpala_1_1AvgState.html">AvgState</a>* src_struct = <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span><a class="code" href="structimpala_1_1AvgState.html">AvgState</a>*<span class="keyword">></span>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  DCHECK(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> != NULL);</div> |
| <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  DCHECK_EQ(<span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1AvgState.html">AvgState</a>), dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <a class="code" href="structimpala_1_1AvgState.html">AvgState</a>* dst_struct = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1AvgState.html">AvgState</a>*<span class="keyword">></span>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  dst_struct-><a class="code" href="structimpala_1_1AvgState.html#a9cc58c6f32412969abea7c72b8d89fb9">sum</a> += src_struct-><a class="code" href="structimpala_1_1AvgState.html#a9cc58c6f32412969abea7c72b8d89fb9">sum</a>;</div> |
| <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  dst_struct-><a class="code" href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319">count</a> += src_struct-><a class="code" href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319">count</a>;</div> |
| <div class="line"><a name="l00169"></a><span class="lineno"> 169</span> }</div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div> |
| <div class="line"><a name="l00171"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a5dc645798b865a97903e43fbf9347bb6"> 171</a></span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a5dc645798b865a97903e43fbf9347bb6">AggregateFunctions::AvgGetValue</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src) {</div> |
| <div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <a class="code" href="structimpala_1_1AvgState.html">AvgState</a>* val_struct = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1AvgState.html">AvgState</a>*<span class="keyword">></span>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordflow">if</span> (val_struct-><a class="code" href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319">count</a> == 0) <span class="keywordflow">return</span> DoubleVal::null();</div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">return</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>(val_struct-><a class="code" href="structimpala_1_1AvgState.html#a9cc58c6f32412969abea7c72b8d89fb9">sum</a> / val_struct-><a class="code" href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319">count</a>);</div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span> }</div> |
| <div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div> |
| <div class="line"><a name="l00177"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a35665958a04f04c5f11b6fd3fb1d31c6"> 177</a></span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a35665958a04f04c5f11b6fd3fb1d31c6">AggregateFunctions::AvgFinalize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src) {</div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a> result = <a class="code" href="classimpala_1_1AggregateFunctions.html#a5dc645798b865a97903e43fbf9347bb6">AvgGetValue</a>(ctx, src);</div> |
| <div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l00181"></a><span class="lineno"> 181</span> }</div> |
| <div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div> |
| <div class="line"><a name="l00183"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a8a30cb1966a1eccdca68c104460acb1d"> 183</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a8a30cb1966a1eccdca68c104460acb1d">AggregateFunctions::TimestampAvgUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  DCHECK(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> != NULL);</div> |
| <div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  DCHECK_EQ(<span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1AvgState.html">AvgState</a>), dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <a class="code" href="structimpala_1_1AvgState.html">AvgState</a>* avg = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1AvgState.html">AvgState</a>*<span class="keyword">></span>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordtype">double</span> val = <a class="code" href="classimpala_1_1TimestampValue.html#a2ff661145c5c9003f11cef0a875f2d75">TimestampValue::FromTimestampVal</a>(src).<a class="code" href="classimpala_1_1TimestampValue.html#a2bad52e8cc42c734104f0157dd33e225">ToSubsecondUnixTime</a>();</div> |
| <div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  avg-><a class="code" href="structimpala_1_1AvgState.html#a9cc58c6f32412969abea7c72b8d89fb9">sum</a> += val;</div> |
| <div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  ++avg-><a class="code" href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319">count</a>;</div> |
| <div class="line"><a name="l00192"></a><span class="lineno"> 192</span> }</div> |
| <div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div> |
| <div class="line"><a name="l00194"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a497790ef57ade71b86be697db459f232"> 194</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a497790ef57ade71b86be697db459f232">AggregateFunctions::TimestampAvgRemove</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  DCHECK(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> != NULL);</div> |
| <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  DCHECK_EQ(<span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1AvgState.html">AvgState</a>), dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <a class="code" href="structimpala_1_1AvgState.html">AvgState</a>* avg = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1AvgState.html">AvgState</a>*<span class="keyword">></span>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordtype">double</span> val = <a class="code" href="classimpala_1_1TimestampValue.html#a2ff661145c5c9003f11cef0a875f2d75">TimestampValue::FromTimestampVal</a>(src).<a class="code" href="classimpala_1_1TimestampValue.html#a2bad52e8cc42c734104f0157dd33e225">ToSubsecondUnixTime</a>();</div> |
| <div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  avg-><a class="code" href="structimpala_1_1AvgState.html#a9cc58c6f32412969abea7c72b8d89fb9">sum</a> -= val;</div> |
| <div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  --avg-><a class="code" href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319">count</a>;</div> |
| <div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  DCHECK_GE(avg-><a class="code" href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319">count</a>, 0);</div> |
| <div class="line"><a name="l00204"></a><span class="lineno"> 204</span> }</div> |
| <div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div> |
| <div class="line"><a name="l00206"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#abecc6cd715ffaa38cd89439ce472171c"> 206</a></span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#abecc6cd715ffaa38cd89439ce472171c">AggregateFunctions::TimestampAvgGetValue</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src) {</div> |
| <div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <a class="code" href="structimpala_1_1AvgState.html">AvgState</a>* val_struct = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1AvgState.html">AvgState</a>*<span class="keyword">></span>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordflow">if</span> (val_struct-><a class="code" href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319">count</a> == 0) <span class="keywordflow">return</span> TimestampVal::null();</div> |
| <div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <a class="code" href="classimpala_1_1TimestampValue.html">TimestampValue</a> tv(val_struct-><a class="code" href="structimpala_1_1AvgState.html#a9cc58c6f32412969abea7c72b8d89fb9">sum</a> / val_struct-><a class="code" href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319">count</a>);</div> |
| <div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a> result;</div> |
| <div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  tv.<a class="code" href="classimpala_1_1TimestampValue.html#a6cd28a51e520f78875734df95a057e77">ToTimestampVal</a>(&result);</div> |
| <div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l00214"></a><span class="lineno"> 214</span> }</div> |
| <div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div> |
| <div class="line"><a name="l00216"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a35962fbb64c251094bba6f054e866738"> 216</a></span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a35962fbb64c251094bba6f054e866738">AggregateFunctions::TimestampAvgFinalize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src) {</div> |
| <div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a> result = <a class="code" href="classimpala_1_1AggregateFunctions.html#abecc6cd715ffaa38cd89439ce472171c">TimestampAvgGetValue</a>(ctx, src);</div> |
| <div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l00221"></a><span class="lineno"> 221</span> }</div> |
| <div class="line"><a name="l00222"></a><span class="lineno"> 222</span> </div> |
| <div class="line"><a name="l00223"></a><span class="lineno"><a class="line" href="structimpala_1_1DecimalAvgState.html"> 223</a></span> <span class="keyword">struct </span><a class="code" href="structimpala_1_1DecimalAvgState.html">DecimalAvgState</a> {</div> |
| <div class="line"><a name="l00224"></a><span class="lineno"><a class="line" href="structimpala_1_1DecimalAvgState.html#a8d9339024084e9dda07c83aa086c4aa5"> 224</a></span>  <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a> <a class="code" href="structimpala_1_1DecimalAvgState.html#a8d9339024084e9dda07c83aa086c4aa5">sum</a>; <span class="comment">// only using val16</span></div> |
| <div class="line"><a name="l00225"></a><span class="lineno"><a class="line" href="structimpala_1_1DecimalAvgState.html#a02101399e0288ba6607846d1676777d0"> 225</a></span>  int64_t <a class="code" href="structimpala_1_1DecimalAvgState.html#a02101399e0288ba6607846d1676777d0">count</a>;</div> |
| <div class="line"><a name="l00226"></a><span class="lineno"> 226</span> };</div> |
| <div class="line"><a name="l00227"></a><span class="lineno"> 227</span> </div> |
| <div class="line"><a name="l00228"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a5db0548e9ac5f0d3e6773f1ba4fbc707"> 228</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a5db0548e9ac5f0d3e6773f1ba4fbc707">AggregateFunctions::DecimalAvgInit</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> = <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1DecimalAvgState.html">DecimalAvgState</a>);</div> |
| <div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a24a7e63aa708e54ea3c8c9572a00ede2">Allocate</a>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  memset(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, 0, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1DecimalAvgState.html">DecimalAvgState</a>));</div> |
| <div class="line"><a name="l00233"></a><span class="lineno"> 233</span> }</div> |
| <div class="line"><a name="l00234"></a><span class="lineno"> 234</span> </div> |
| <div class="line"><a name="l00235"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a6711ab29efc27b4c0e53234d5840912c"> 235</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a6711ab29efc27b4c0e53234d5840912c">AggregateFunctions::DecimalAvgUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src,</div> |
| <div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <a class="code" href="classimpala_1_1AggregateFunctions.html#a70ad06def55840193931b335689dc0d0">DecimalAvgAddOrRemove</a>(ctx, src, dst, <span class="keyword">false</span>);</div> |
| <div class="line"><a name="l00238"></a><span class="lineno"> 238</span> }</div> |
| <div class="line"><a name="l00239"></a><span class="lineno"> 239</span> </div> |
| <div class="line"><a name="l00240"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a25ef6bdcb67a2914b0f1cb3e53514946"> 240</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a25ef6bdcb67a2914b0f1cb3e53514946">AggregateFunctions::DecimalAvgRemove</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src,</div> |
| <div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <a class="code" href="classimpala_1_1AggregateFunctions.html#a70ad06def55840193931b335689dc0d0">DecimalAvgAddOrRemove</a>(ctx, src, dst, <span class="keyword">true</span>);</div> |
| <div class="line"><a name="l00243"></a><span class="lineno"> 243</span> }</div> |
| <div class="line"><a name="l00244"></a><span class="lineno"> 244</span> </div> |
| <div class="line"><a name="l00245"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a70ad06def55840193931b335689dc0d0"> 245</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a70ad06def55840193931b335689dc0d0">AggregateFunctions::DecimalAvgAddOrRemove</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst, <span class="keywordtype">bool</span> <span class="keyword">remove</span>) {</div> |
| <div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  DCHECK(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> != NULL);</div> |
| <div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  DCHECK_EQ(<span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1DecimalAvgState.html">DecimalAvgState</a>), dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <a class="code" href="structimpala_1_1DecimalAvgState.html">DecimalAvgState</a>* avg = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1DecimalAvgState.html">DecimalAvgState</a>*<span class="keyword">></span>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html">FunctionContext::TypeDesc</a>* arg_desc = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a982cd2abfd09cd038eb51fbc3d89366c">GetArgType</a>(0);</div> |
| <div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  DCHECK(arg_desc != NULL);</div> |
| <div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keyword">const</span> <a class="code" href="structimpala_1_1ColumnType.html">ColumnType</a>& arg_type = <a class="code" href="classimpala_1_1AnyValUtil.html#a2aca675ca8e7713a80c142972db7cb3a">AnyValUtil::TypeDescToColumnType</a>(*arg_desc);</div> |
| <div class="line"><a name="l00254"></a><span class="lineno"> 254</span> </div> |
| <div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="comment">// Since the src and dst are guaranteed to be the same scale, we can just</span></div> |
| <div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="comment">// do a simple add.</span></div> |
| <div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordtype">int</span> m = <span class="keyword">remove</span> ? -1 : 1;</div> |
| <div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keywordflow">switch</span> (arg_type.<a class="code" href="structimpala_1_1ColumnType.html#a6fbb7face292b91017b89af34defcad9">GetByteSize</a>()) {</div> |
| <div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordflow">case</span> 4:</div> |
| <div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  avg-><a class="code" href="structimpala_1_1DecimalAvgState.html#a8d9339024084e9dda07c83aa086c4aa5">sum</a>.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a> += m * src.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a328187a144101e220b96f3699a663642">val4</a>;</div> |
| <div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">case</span> 8:</div> |
| <div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  avg-><a class="code" href="structimpala_1_1DecimalAvgState.html#a8d9339024084e9dda07c83aa086c4aa5">sum</a>.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a> += m * src.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a462cc203f7959eec3a96f0046c9411b3">val8</a>;</div> |
| <div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordflow">case</span> 16:</div> |
| <div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  avg-><a class="code" href="structimpala_1_1DecimalAvgState.html#a8d9339024084e9dda07c83aa086c4aa5">sum</a>.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a> += m * src.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a>;</div> |
| <div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keywordflow">default</span>:</div> |
| <div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  DCHECK(<span class="keyword">false</span>) << <span class="stringliteral">"Invalid byte size for type "</span> << arg_type.<a class="code" href="structimpala_1_1ColumnType.html#a54e4ea32e7c34d8bd9d383b85c169e8d">DebugString</a>();</div> |
| <div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  }</div> |
| <div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keywordflow">if</span> (<span class="keyword">remove</span>) {</div> |
| <div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  --avg-><a class="code" href="structimpala_1_1DecimalAvgState.html#a02101399e0288ba6607846d1676777d0">count</a>;</div> |
| <div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  DCHECK_GE(avg-><a class="code" href="structimpala_1_1DecimalAvgState.html#a02101399e0288ba6607846d1676777d0">count</a>, 0);</div> |
| <div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  ++avg-><a class="code" href="structimpala_1_1DecimalAvgState.html#a02101399e0288ba6607846d1676777d0">count</a>;</div> |
| <div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  }</div> |
| <div class="line"><a name="l00277"></a><span class="lineno"> 277</span> }</div> |
| <div class="line"><a name="l00278"></a><span class="lineno"> 278</span> </div> |
| <div class="line"><a name="l00279"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#af92b56999950edb471c9a1847a00ce3f"> 279</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#af92b56999950edb471c9a1847a00ce3f">AggregateFunctions::DecimalAvgMerge</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keyword">const</span> <a class="code" href="structimpala_1_1DecimalAvgState.html">DecimalAvgState</a>* src_struct =</div> |
| <div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span><a class="code" href="structimpala_1_1DecimalAvgState.html">DecimalAvgState</a>*<span class="keyword">></span>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  DCHECK(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> != NULL);</div> |
| <div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  DCHECK_EQ(<span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1DecimalAvgState.html">DecimalAvgState</a>), dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <a class="code" href="structimpala_1_1DecimalAvgState.html">DecimalAvgState</a>* dst_struct = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1DecimalAvgState.html">DecimalAvgState</a>*<span class="keyword">></span>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  dst_struct-><a class="code" href="structimpala_1_1DecimalAvgState.html#a8d9339024084e9dda07c83aa086c4aa5">sum</a>.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a> += src_struct-><a class="code" href="structimpala_1_1DecimalAvgState.html#a8d9339024084e9dda07c83aa086c4aa5">sum</a>.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a>;</div> |
| <div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  dst_struct-><a class="code" href="structimpala_1_1DecimalAvgState.html#a02101399e0288ba6607846d1676777d0">count</a> += src_struct-><a class="code" href="structimpala_1_1DecimalAvgState.html#a02101399e0288ba6607846d1676777d0">count</a>;</div> |
| <div class="line"><a name="l00288"></a><span class="lineno"> 288</span> }</div> |
| <div class="line"><a name="l00289"></a><span class="lineno"> 289</span> </div> |
| <div class="line"><a name="l00290"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a23646aafb7d9c554f5fecb63e0d0c623"> 290</a></span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a23646aafb7d9c554f5fecb63e0d0c623">AggregateFunctions::DecimalAvgGetValue</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src) {</div> |
| <div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <a class="code" href="structimpala_1_1DecimalAvgState.html">DecimalAvgState</a>* val_struct = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1DecimalAvgState.html">DecimalAvgState</a>*<span class="keyword">></span>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">if</span> (val_struct-><a class="code" href="structimpala_1_1DecimalAvgState.html#a02101399e0288ba6607846d1676777d0">count</a> == 0) <span class="keywordflow">return</span> DecimalVal::null();</div> |
| <div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html">FunctionContext::TypeDesc</a>& output_desc = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a06c1133689e37fcd9fa104c8654b63bb">GetReturnType</a>();</div> |
| <div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  DCHECK_EQ(<a class="code" href="namespaceimpala.html#aa5bce0d3309643287a67504146c2f871a62719f90a13430bfdc4a8455724f6fdf">FunctionContext::TYPE_DECIMAL</a>, output_desc.<a class="code" href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html#a881ee51ecdb40ac7469151128a9193d7">type</a>);</div> |
| <div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <a class="code" href="classimpala_1_1DecimalValue.html">Decimal16Value</a> sum(val_struct-><a class="code" href="structimpala_1_1DecimalAvgState.html#a8d9339024084e9dda07c83aa086c4aa5">sum</a>.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a>);</div> |
| <div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <a class="code" href="classimpala_1_1DecimalValue.html">Decimal16Value</a> <a class="code" href="partitioning-throughput-test_8cc.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a>(val_struct-><a class="code" href="structimpala_1_1DecimalAvgState.html#a02101399e0288ba6607846d1676777d0">count</a>);</div> |
| <div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="comment">// The scale of the accumulated sum must be the same as the scale of the return type.</span></div> |
| <div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="comment">// TODO: Investigate whether this is always the right thing to do. Does the current</span></div> |
| <div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="comment">// implementation result in an unacceptable loss of output precision?</span></div> |
| <div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <a class="code" href="structimpala_1_1ColumnType.html">ColumnType</a> sum_type = <a class="code" href="structimpala_1_1ColumnType.html#a142abdf1a7178580cbc3b06abbd4cd49">ColumnType::CreateDecimalType</a>(38, output_desc.<a class="code" href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html#ae2505d4fdfd1db9353e3a1439f0b0452">scale</a>);</div> |
| <div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <a class="code" href="structimpala_1_1ColumnType.html">ColumnType</a> count_type = <a class="code" href="structimpala_1_1ColumnType.html#a142abdf1a7178580cbc3b06abbd4cd49">ColumnType::CreateDecimalType</a>(38, 0);</div> |
| <div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keywordtype">bool</span> is_nan = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordtype">bool</span> overflow = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <a class="code" href="classimpala_1_1DecimalValue.html">Decimal16Value</a> result = sum.<a class="code" href="classimpala_1_1DecimalValue.html#a4fe658117da0ad0eabee1e9bfb81d1df">Divide</a><<a class="code" href="namespaceimpala.html#a537700995e6d739a40c327c0354e6869">int128_t</a>>(sum_type, <a class="code" href="partitioning-throughput-test_8cc.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a>, count_type,</div> |
| <div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  output_desc.<a class="code" href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html#ae2505d4fdfd1db9353e3a1439f0b0452">scale</a>, &is_nan, &overflow);</div> |
| <div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordflow">if</span> (<a class="code" href="compiler-util_8h.html#a9acc330d508b9a3b775cfdf7ce405e7d">UNLIKELY</a>(is_nan)) <span class="keywordflow">return</span> DecimalVal::null();</div> |
| <div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordflow">if</span> (<a class="code" href="compiler-util_8h.html#a9acc330d508b9a3b775cfdf7ce405e7d">UNLIKELY</a>(overflow)) {</div> |
| <div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a228cf1a119cfe039dbfb1646fa2566f7">AddWarning</a>(<span class="stringliteral">"Avg computation overflowed, returning NULL"</span>);</div> |
| <div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keywordflow">return</span> DecimalVal::null();</div> |
| <div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  }</div> |
| <div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordflow">return</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>(result.<a class="code" href="classimpala_1_1DecimalValue.html#a1ba7b0d7f9ffb627ca31bdd7a8e07526">value</a>());</div> |
| <div class="line"><a name="l00313"></a><span class="lineno"> 313</span> }</div> |
| <div class="line"><a name="l00314"></a><span class="lineno"> 314</span> </div> |
| <div class="line"><a name="l00315"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#ae2e0ae1231be0e9c6a0dcdf7fb4204d4"> 315</a></span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#ae2e0ae1231be0e9c6a0dcdf7fb4204d4">AggregateFunctions::DecimalAvgFinalize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src) {</div> |
| <div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a> result = <a class="code" href="classimpala_1_1AggregateFunctions.html#a23646aafb7d9c554f5fecb63e0d0c623">DecimalAvgGetValue</a>(ctx, src);</div> |
| <div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l00320"></a><span class="lineno"> 320</span> }</div> |
| <div class="line"><a name="l00321"></a><span class="lineno"> 321</span> </div> |
| <div class="line"><a name="l00322"></a><span class="lineno"> 322</span> <span class="keyword">template</span><<span class="keyword">typename</span> SRC_VAL, <span class="keyword">typename</span> DST_VAL></div> |
| <div class="line"><a name="l00323"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a6d5c91a5cd132889c56ba03c706c0173"> 323</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a6d5c91a5cd132889c56ba03c706c0173">AggregateFunctions::SumUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> SRC_VAL& src,</div> |
| <div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  DST_VAL* dst) {</div> |
| <div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="keywordflow">if</span> (src.is_null) {</div> |
| <div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="comment">// Do not count null values towards the number of updates</span></div> |
| <div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#a974bd1d29f72df8cba32af5cdc95c984">IncrementNumUpdates</a>(-1);</div> |
| <div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  }</div> |
| <div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordflow">if</span> (dst->is_null) InitZero<DST_VAL>(ctx, dst);</div> |
| <div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  dst->val += src.val;</div> |
| <div class="line"><a name="l00332"></a><span class="lineno"> 332</span> }</div> |
| <div class="line"><a name="l00333"></a><span class="lineno"> 333</span> </div> |
| <div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="keyword">template</span><<span class="keyword">typename</span> SRC_VAL, <span class="keyword">typename</span> DST_VAL></div> |
| <div class="line"><a name="l00335"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a49f0c0e0857bfacc75be6d4b91a662ce"> 335</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a49f0c0e0857bfacc75be6d4b91a662ce">AggregateFunctions::SumRemove</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> SRC_VAL& src,</div> |
| <div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  DST_VAL* dst) {</div> |
| <div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="comment">// Do not count null values towards the number of removes</span></div> |
| <div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keywordflow">if</span> (src.is_null) ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#a434458e54d547828ed282829a58d6052">IncrementNumRemoves</a>(-1);</div> |
| <div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordflow">if</span> (ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#a8068fa1480f2dea7f5519de544c7b92f">num_removes</a>() >= ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#abb4484dfd3d94a53301c07bf4a7e88a5">num_updates</a>()) {</div> |
| <div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  *dst = DST_VAL::null();</div> |
| <div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  }</div> |
| <div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keywordflow">if</span> (src.is_null) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">if</span> (dst->is_null) InitZero<DST_VAL>(ctx, dst);</div> |
| <div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  dst->val -= src.val;</div> |
| <div class="line"><a name="l00346"></a><span class="lineno"> 346</span> }</div> |
| <div class="line"><a name="l00347"></a><span class="lineno"> 347</span> </div> |
| <div class="line"><a name="l00348"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a874d1120392ec08c68ef6073c52fac70"> 348</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a874d1120392ec08c68ef6073c52fac70">AggregateFunctions::SumDecimalUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src, <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>* dst) {</div> |
| <div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <a class="code" href="classimpala_1_1AggregateFunctions.html#ab163c89a4c40acab8d6524156db13dc4">SumDecimalAddOrSubtract</a>(ctx, src, dst);</div> |
| <div class="line"><a name="l00351"></a><span class="lineno"> 351</span> }</div> |
| <div class="line"><a name="l00352"></a><span class="lineno"> 352</span> </div> |
| <div class="line"><a name="l00353"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a5f1ed7d9a3c3942f8820c0e6fa9a1dec"> 353</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a5f1ed7d9a3c3942f8820c0e6fa9a1dec">AggregateFunctions::SumDecimalRemove</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src, <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>* dst) {</div> |
| <div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="keywordflow">if</span> (ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#a8068fa1480f2dea7f5519de544c7b92f">num_removes</a>() >= ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#abb4484dfd3d94a53301c07bf4a7e88a5">num_updates</a>()) {</div> |
| <div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  *dst = DecimalVal::null();</div> |
| <div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  }</div> |
| <div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <a class="code" href="classimpala_1_1AggregateFunctions.html#ab163c89a4c40acab8d6524156db13dc4">SumDecimalAddOrSubtract</a>(ctx, src, dst, <span class="keyword">true</span>);</div> |
| <div class="line"><a name="l00360"></a><span class="lineno"> 360</span> }</div> |
| <div class="line"><a name="l00361"></a><span class="lineno"> 361</span> </div> |
| <div class="line"><a name="l00362"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#ab163c89a4c40acab8d6524156db13dc4"> 362</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ab163c89a4c40acab8d6524156db13dc4">AggregateFunctions::SumDecimalAddOrSubtract</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src, <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>* dst, <span class="keywordtype">bool</span> subtract) {</div> |
| <div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <span class="keywordflow">if</span> (dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) InitZero<DecimalVal>(ctx, dst);</div> |
| <div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html">FunctionContext::TypeDesc</a>* arg_desc = ctx->GetArgType(0);</div> |
| <div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="comment">// Since the src and dst are guaranteed to be the same scale, we can just</span></div> |
| <div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="comment">// do a simple add.</span></div> |
| <div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keywordtype">int</span> m = subtract ? -1 : 1;</div> |
| <div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keywordflow">if</span> (arg_desc->precision <= 9) {</div> |
| <div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  dst-><a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a> += m * src.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a328187a144101e220b96f3699a663642">val4</a>;</div> |
| <div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_desc->precision <= 19) {</div> |
| <div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  dst-><a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a> += m * src.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a462cc203f7959eec3a96f0046c9411b3">val8</a>;</div> |
| <div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  dst-><a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a> += m * src.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a>;</div> |
| <div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  }</div> |
| <div class="line"><a name="l00377"></a><span class="lineno"> 377</span> }</div> |
| <div class="line"><a name="l00378"></a><span class="lineno"> 378</span> </div> |
| <div class="line"><a name="l00379"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#aa317926d8da121c8aeee9dc0d4782662"> 379</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#aa317926d8da121c8aeee9dc0d4782662">AggregateFunctions::SumDecimalMerge</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src, <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>* dst) {</div> |
| <div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keywordflow">if</span> (dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) InitZero<DecimalVal>(ctx, dst);</div> |
| <div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  dst-><a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a> += src.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a>;</div> |
| <div class="line"><a name="l00384"></a><span class="lineno"> 384</span> }</div> |
| <div class="line"><a name="l00385"></a><span class="lineno"> 385</span> </div> |
| <div class="line"><a name="l00386"></a><span class="lineno"> 386</span> <span class="keyword">template</span><<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00387"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a574ce3caaa8fc2905f301b09578ee371"> 387</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a574ce3caaa8fc2905f301b09578ee371">AggregateFunctions::Min</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> T& src, T* dst) {</div> |
| <div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keywordflow">if</span> (src.is_null) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keywordflow">if</span> (dst->is_null || src.val < dst->val) *dst = src;</div> |
| <div class="line"><a name="l00390"></a><span class="lineno"> 390</span> }</div> |
| <div class="line"><a name="l00391"></a><span class="lineno"> 391</span> </div> |
| <div class="line"><a name="l00392"></a><span class="lineno"> 392</span> <span class="keyword">template</span><<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00393"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#acff2fc0c7a67181f81d12a7f4a1120e2"> 393</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#acff2fc0c7a67181f81d12a7f4a1120e2">AggregateFunctions::Max</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> T& src, T* dst) {</div> |
| <div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordflow">if</span> (src.is_null) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keywordflow">if</span> (dst->is_null || src.val > dst->val) *dst = src;</div> |
| <div class="line"><a name="l00396"></a><span class="lineno"> 396</span> }</div> |
| <div class="line"><a name="l00397"></a><span class="lineno"> 397</span> </div> |
| <div class="line"><a name="l00398"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#af70c7034dc248ea3f7114482576e5bdf"> 398</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#af70c7034dc248ea3f7114482576e5bdf">AggregateFunctions::InitNullString</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* c, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> = NULL;</div> |
| <div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> = 0;</div> |
| <div class="line"><a name="l00402"></a><span class="lineno"> 402</span> }</div> |
| <div class="line"><a name="l00403"></a><span class="lineno"> 403</span> </div> |
| <div class="line"><a name="l00404"></a><span class="lineno"> 404</span> <span class="keyword">template</span><></div> |
| <div class="line"><a name="l00405"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a11a11e3f766a31aa8c758b5f2627b19e"> 405</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a574ce3caaa8fc2905f301b09578ee371">AggregateFunctions::Min</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  <span class="keywordflow">if</span> (dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> ||</div> |
| <div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <a class="code" href="structimpala_1_1StringValue.html#a0e9ab8f7270c19ee6535a8bd83777969">StringValue::FromStringVal</a>(src) < <a class="code" href="structimpala_1_1StringValue.html#a0e9ab8f7270c19ee6535a8bd83777969">StringValue::FromStringVal</a>(*dst)) {</div> |
| <div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="keywordflow">if</span> (!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  uint8_t* copy = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a24a7e63aa708e54ea3c8c9572a00ede2">Allocate</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  memcpy(copy, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  *dst = <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>(copy, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  }</div> |
| <div class="line"><a name="l00414"></a><span class="lineno"> 414</span> }</div> |
| <div class="line"><a name="l00415"></a><span class="lineno"> 415</span> </div> |
| <div class="line"><a name="l00416"></a><span class="lineno"> 416</span> <span class="keyword">template</span><></div> |
| <div class="line"><a name="l00417"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#aac35fe965188163d7f3e8b7596fc7fae"> 417</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#acff2fc0c7a67181f81d12a7f4a1120e2">AggregateFunctions::Max</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keywordflow">if</span> (dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> ||</div> |
| <div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <a class="code" href="structimpala_1_1StringValue.html#a0e9ab8f7270c19ee6535a8bd83777969">StringValue::FromStringVal</a>(src) > <a class="code" href="structimpala_1_1StringValue.html#a0e9ab8f7270c19ee6535a8bd83777969">StringValue::FromStringVal</a>(*dst)) {</div> |
| <div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordflow">if</span> (!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  uint8_t* copy = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a24a7e63aa708e54ea3c8c9572a00ede2">Allocate</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  memcpy(copy, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  *dst = <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>(copy, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  }</div> |
| <div class="line"><a name="l00426"></a><span class="lineno"> 426</span> }</div> |
| <div class="line"><a name="l00427"></a><span class="lineno"> 427</span> </div> |
| <div class="line"><a name="l00428"></a><span class="lineno"> 428</span> <span class="keyword">template</span><></div> |
| <div class="line"><a name="l00429"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#ab8604e78f406c1cc294590f4ccce14cf"> 429</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a574ce3caaa8fc2905f301b09578ee371">AggregateFunctions::Min</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src, <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>* dst) {</div> |
| <div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html">FunctionContext::TypeDesc</a>* arg = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a982cd2abfd09cd038eb51fbc3d89366c">GetArgType</a>(0);</div> |
| <div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  DCHECK(arg != NULL);</div> |
| <div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="keywordflow">if</span> (arg-><a class="code" href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html#a4e972765ff3d2151c14349c0e1fb458f">precision</a> <= 9) {</div> |
| <div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">if</span> (dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> || src.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a328187a144101e220b96f3699a663642">val4</a> < dst-><a class="code" href="structimpala__udf_1_1DecimalVal.html#a328187a144101e220b96f3699a663642">val4</a>) *dst = src;</div> |
| <div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg-><a class="code" href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html#a4e972765ff3d2151c14349c0e1fb458f">precision</a> <= 19) {</div> |
| <div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keywordflow">if</span> (dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> || src.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a462cc203f7959eec3a96f0046c9411b3">val8</a> < dst-><a class="code" href="structimpala__udf_1_1DecimalVal.html#a462cc203f7959eec3a96f0046c9411b3">val8</a>) *dst = src;</div> |
| <div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordflow">if</span> (dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> || src.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a> < dst-><a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a>) *dst = src;</div> |
| <div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  }</div> |
| <div class="line"><a name="l00441"></a><span class="lineno"> 441</span> }</div> |
| <div class="line"><a name="l00442"></a><span class="lineno"> 442</span> </div> |
| <div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="keyword">template</span><></div> |
| <div class="line"><a name="l00444"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a33542272faada3a2a65688aa1245a050"> 444</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#acff2fc0c7a67181f81d12a7f4a1120e2">AggregateFunctions::Max</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src, <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>* dst) {</div> |
| <div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html">FunctionContext::TypeDesc</a>* arg = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a982cd2abfd09cd038eb51fbc3d89366c">GetArgType</a>(0);</div> |
| <div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  DCHECK(arg != NULL);</div> |
| <div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keywordflow">if</span> (arg-><a class="code" href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html#a4e972765ff3d2151c14349c0e1fb458f">precision</a> <= 9) {</div> |
| <div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <span class="keywordflow">if</span> (dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> || src.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a328187a144101e220b96f3699a663642">val4</a> > dst-><a class="code" href="structimpala__udf_1_1DecimalVal.html#a328187a144101e220b96f3699a663642">val4</a>) *dst = src;</div> |
| <div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg-><a class="code" href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html#a4e972765ff3d2151c14349c0e1fb458f">precision</a> <= 19) {</div> |
| <div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keywordflow">if</span> (dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> || src.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a462cc203f7959eec3a96f0046c9411b3">val8</a> > dst-><a class="code" href="structimpala__udf_1_1DecimalVal.html#a462cc203f7959eec3a96f0046c9411b3">val8</a>) *dst = src;</div> |
| <div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keywordflow">if</span> (dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> || src.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a> > dst-><a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a>) *dst = src;</div> |
| <div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  }</div> |
| <div class="line"><a name="l00456"></a><span class="lineno"> 456</span> }</div> |
| <div class="line"><a name="l00457"></a><span class="lineno"> 457</span> </div> |
| <div class="line"><a name="l00458"></a><span class="lineno"> 458</span> <span class="keyword">template</span><></div> |
| <div class="line"><a name="l00459"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#acf38bf4f2ce2d1a4054fcae8885adef0"> 459</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a574ce3caaa8fc2905f301b09578ee371">AggregateFunctions::Min</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*,</div> |
| <div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>& src, <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>* dst) {</div> |
| <div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <span class="keywordflow">if</span> (dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) {</div> |
| <div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  *dst = src;</div> |
| <div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  }</div> |
| <div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <a class="code" href="classimpala_1_1TimestampValue.html">TimestampValue</a> src_tv = <a class="code" href="classimpala_1_1TimestampValue.html#a2ff661145c5c9003f11cef0a875f2d75">TimestampValue::FromTimestampVal</a>(src);</div> |
| <div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  <a class="code" href="classimpala_1_1TimestampValue.html">TimestampValue</a> dst_tv = <a class="code" href="classimpala_1_1TimestampValue.html#a2ff661145c5c9003f11cef0a875f2d75">TimestampValue::FromTimestampVal</a>(*dst);</div> |
| <div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <span class="keywordflow">if</span> (src_tv < dst_tv) *dst = src;</div> |
| <div class="line"><a name="l00469"></a><span class="lineno"> 469</span> }</div> |
| <div class="line"><a name="l00470"></a><span class="lineno"> 470</span> </div> |
| <div class="line"><a name="l00471"></a><span class="lineno"> 471</span> <span class="keyword">template</span><></div> |
| <div class="line"><a name="l00472"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a84b15f05f1276a739d76c9d8d499cc94"> 472</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#acff2fc0c7a67181f81d12a7f4a1120e2">AggregateFunctions::Max</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*,</div> |
| <div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>& src, <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>* dst) {</div> |
| <div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keywordflow">if</span> (dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) {</div> |
| <div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  *dst = src;</div> |
| <div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  }</div> |
| <div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <a class="code" href="classimpala_1_1TimestampValue.html">TimestampValue</a> src_tv = <a class="code" href="classimpala_1_1TimestampValue.html#a2ff661145c5c9003f11cef0a875f2d75">TimestampValue::FromTimestampVal</a>(src);</div> |
| <div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <a class="code" href="classimpala_1_1TimestampValue.html">TimestampValue</a> dst_tv = <a class="code" href="classimpala_1_1TimestampValue.html#a2ff661145c5c9003f11cef0a875f2d75">TimestampValue::FromTimestampVal</a>(*dst);</div> |
| <div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <span class="keywordflow">if</span> (src_tv > dst_tv) *dst = src;</div> |
| <div class="line"><a name="l00482"></a><span class="lineno"> 482</span> }</div> |
| <div class="line"><a name="l00483"></a><span class="lineno"> 483</span> </div> |
| <div class="line"><a name="l00484"></a><span class="lineno"> 484</span> <span class="comment">// StringConcat intermediate state starts with the length of the first</span></div> |
| <div class="line"><a name="l00485"></a><span class="lineno"> 485</span> <span class="comment">// separator, followed by the accumulated string. The accumulated</span></div> |
| <div class="line"><a name="l00486"></a><span class="lineno"> 486</span> <span class="comment">// string starts with the separator of the first value that arrived in</span></div> |
| <div class="line"><a name="l00487"></a><span class="lineno"> 487</span> <span class="comment">// StringConcatUpdate().</span></div> |
| <div class="line"><a name="l00488"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a91474260f7776320e0d431347445c50b"> 488</a></span> <span class="keyword">typedef</span> <span class="keywordtype">int</span> <a class="code" href="namespaceimpala.html#a91474260f7776320e0d431347445c50b">StringConcatHeader</a>;</div> |
| <div class="line"><a name="l00489"></a><span class="lineno"> 489</span> </div> |
| <div class="line"><a name="l00490"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#aa98d5f083d6dd03cd1723421809f0873"> 490</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#aa98d5f083d6dd03cd1723421809f0873">AggregateFunctions::StringConcatUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* result) {</div> |
| <div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <a class="code" href="classimpala_1_1AggregateFunctions.html#aa98d5f083d6dd03cd1723421809f0873">StringConcatUpdate</a>(ctx, src, <a class="code" href="namespaceimpala.html#a94c8bcf19a83c271db211efaf1a0baef">DEFAULT_STRING_CONCAT_DELIM</a>, result);</div> |
| <div class="line"><a name="l00493"></a><span class="lineno"> 493</span> }</div> |
| <div class="line"><a name="l00494"></a><span class="lineno"> 494</span> </div> |
| <div class="line"><a name="l00495"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a1928f78c8a0d1baac803d3d58b7f6559"> 495</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#aa98d5f083d6dd03cd1723421809f0873">AggregateFunctions::StringConcatUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& separator, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* result) {</div> |
| <div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* sep = separator.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> ? &<a class="code" href="namespaceimpala.html#a94c8bcf19a83c271db211efaf1a0baef">DEFAULT_STRING_CONCAT_DELIM</a> : &separator;</div> |
| <div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="keywordflow">if</span> (result-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) {</div> |
| <div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <span class="comment">// Header of the intermediate state holds the length of the first separator.</span></div> |
| <div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> header_len = <span class="keyword">sizeof</span>(<a class="code" href="namespaceimpala.html#a91474260f7776320e0d431347445c50b">StringConcatHeader</a>);</div> |
| <div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  DCHECK(header_len == <span class="keyword">sizeof</span>(sep-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>));</div> |
| <div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  *result = <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>(ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a24a7e63aa708e54ea3c8c9572a00ede2">Allocate</a>(header_len), header_len);</div> |
| <div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  *<span class="keyword">reinterpret_cast<</span><a class="code" href="namespaceimpala.html#a91474260f7776320e0d431347445c50b">StringConcatHeader</a>*<span class="keyword">></span>(result-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>) = sep-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>;</div> |
| <div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  }</div> |
| <div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  <span class="keywordtype">int</span> new_len = result-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> + sep-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> + src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>;</div> |
| <div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  result-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a3e07497f8e6e2a9f97c55dc578afcd46">Reallocate</a>(result-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, new_len);</div> |
| <div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  memcpy(result-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> + result-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, sep-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, sep-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  result-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> += sep-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>;</div> |
| <div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  memcpy(result-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> + result-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  result-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> += src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>;</div> |
| <div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  DCHECK(result-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> == new_len);</div> |
| <div class="line"><a name="l00513"></a><span class="lineno"> 513</span> }</div> |
| <div class="line"><a name="l00514"></a><span class="lineno"> 514</span> </div> |
| <div class="line"><a name="l00515"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a2d3f49a5e2027bcb384ea3e752d1c093"> 515</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a2d3f49a5e2027bcb384ea3e752d1c093">AggregateFunctions::StringConcatMerge</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* result) {</div> |
| <div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> header_len = <span class="keyword">sizeof</span>(<a class="code" href="namespaceimpala.html#a91474260f7776320e0d431347445c50b">StringConcatHeader</a>);</div> |
| <div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <span class="keywordflow">if</span> (result-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) {</div> |
| <div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  <span class="comment">// Copy the header from the first intermediate value.</span></div> |
| <div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  *result = <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>(ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a24a7e63aa708e54ea3c8c9572a00ede2">Allocate</a>(header_len), header_len);</div> |
| <div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  *<span class="keyword">reinterpret_cast<</span><a class="code" href="namespaceimpala.html#a91474260f7776320e0d431347445c50b">StringConcatHeader</a>*<span class="keyword">></span>(result-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>) =</div> |
| <div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  *reinterpret_cast<StringConcatHeader*>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  }</div> |
| <div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <span class="comment">// Append the string portion of the intermediate src to result (omit src's header).</span></div> |
| <div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  <span class="keywordtype">int</span> new_len = result-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> + src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> - header_len;</div> |
| <div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  result-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a3e07497f8e6e2a9f97c55dc578afcd46">Reallocate</a>(result-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, new_len);</div> |
| <div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  memcpy(result-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> + result-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> + header_len, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> - header_len);</div> |
| <div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  result-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> += src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> - header_len;</div> |
| <div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  DCHECK(result-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> == new_len);</div> |
| <div class="line"><a name="l00531"></a><span class="lineno"> 531</span> }</div> |
| <div class="line"><a name="l00532"></a><span class="lineno"> 532</span> </div> |
| <div class="line"><a name="l00533"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a298a35a54ddf54e1f7a63a436ee2eb75"> 533</a></span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a298a35a54ddf54e1f7a63a436ee2eb75">AggregateFunctions::StringConcatFinalize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src) {</div> |
| <div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span> src;</div> |
| <div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> header_len = <span class="keyword">sizeof</span>(<a class="code" href="namespaceimpala.html#a91474260f7776320e0d431347445c50b">StringConcatHeader</a>);</div> |
| <div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  DCHECK(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> >= header_len);</div> |
| <div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  <span class="keywordtype">int</span> sep_len = *<span class="keyword">reinterpret_cast<</span><a class="code" href="namespaceimpala.html#a91474260f7776320e0d431347445c50b">StringConcatHeader</a>*<span class="keyword">></span>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  DCHECK(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> >= header_len + sep_len);</div> |
| <div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  <span class="comment">// Remove the header and the first separator.</span></div> |
| <div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> result(ctx, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> - header_len - sep_len);</div> |
| <div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  memcpy(result.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> + header_len + sep_len, result.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l00545"></a><span class="lineno"> 545</span> }</div> |
| <div class="line"><a name="l00546"></a><span class="lineno"> 546</span> </div> |
| <div class="line"><a name="l00547"></a><span class="lineno"> 547</span> <span class="comment">// Compute distinctpc and distinctpcsa using Flajolet and Martin's algorithm</span></div> |
| <div class="line"><a name="l00548"></a><span class="lineno"> 548</span> <span class="comment">// (Probabilistic Counting Algorithms for Data Base Applications)</span></div> |
| <div class="line"><a name="l00549"></a><span class="lineno"> 549</span> <span class="comment">// We have implemented two variants here: one with stochastic averaging (with PCSA</span></div> |
| <div class="line"><a name="l00550"></a><span class="lineno"> 550</span> <span class="comment">// postfix) and one without.</span></div> |
| <div class="line"><a name="l00551"></a><span class="lineno"> 551</span> <span class="comment">// There are 4 phases to compute the aggregate:</span></div> |
| <div class="line"><a name="l00552"></a><span class="lineno"> 552</span> <span class="comment">// 1. allocate a bitmap, stored in the aggregation tuple's output string slot</span></div> |
| <div class="line"><a name="l00553"></a><span class="lineno"> 553</span> <span class="comment">// 2. update the bitmap per row (UpdateDistinctEstimateSlot)</span></div> |
| <div class="line"><a name="l00554"></a><span class="lineno"> 554</span> <span class="comment">// 3. for distributed plan, merge the bitmaps from all the nodes</span></div> |
| <div class="line"><a name="l00555"></a><span class="lineno"> 555</span> <span class="comment">// (UpdateMergeEstimateSlot)</span></div> |
| <div class="line"><a name="l00556"></a><span class="lineno"> 556</span> <span class="comment">// 4. compute the estimate using the bitmaps when all the rows are processed</span></div> |
| <div class="line"><a name="l00557"></a><span class="lineno"> 557</span> <span class="comment">// (FinalizeEstimateSlot)</span></div> |
| <div class="line"><a name="l00558"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a1293ff85a7cb6371207974cddce59eee"> 558</a></span> <span class="keyword">const</span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="namespaceimpala.html#a1293ff85a7cb6371207974cddce59eee">NUM_PC_BITMAPS</a> = 64; <span class="comment">// number of bitmaps</span></div> |
| <div class="line"><a name="l00559"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a7e79234beda3786b588d6479f1cdbc58"> 559</a></span> <span class="keyword">const</span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="namespaceimpala.html#a7e79234beda3786b588d6479f1cdbc58">PC_BITMAP_LENGTH</a> = 32; <span class="comment">// the length of each bit map</span></div> |
| <div class="line"><a name="l00560"></a><span class="lineno"><a class="line" href="namespaceimpala.html#ad5c7975fbbcb8488128fd1050f4f4004"> 560</a></span> <span class="keyword">const</span> <span class="keyword">static</span> <span class="keywordtype">float</span> <a class="code" href="namespaceimpala.html#ad5c7975fbbcb8488128fd1050f4f4004">PC_THETA</a> = 0.77351f; <span class="comment">// the magic number to compute the final result</span></div> |
| <div class="line"><a name="l00561"></a><span class="lineno"> 561</span> </div> |
| <div class="line"><a name="l00562"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#ad46c849704a1907fce84d7ea247274a9"> 562</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ad46c849704a1907fce84d7ea247274a9">AggregateFunctions::PcInit</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* c, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  <span class="comment">// Initialize the distinct estimate bit map - Probabilistic Counting Algorithms for Data</span></div> |
| <div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  <span class="comment">// Base Applications (Flajolet and Martin)</span></div> |
| <div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  <span class="comment">//</span></div> |
| <div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  <span class="comment">// The bitmap is a 64bit(1st index) x 32bit(2nd index) matrix.</span></div> |
| <div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  <span class="comment">// So, the string length of 256 byte is enough.</span></div> |
| <div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  <span class="comment">// The layout is:</span></div> |
| <div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="comment">// row 1: 8bit 8bit 8bit 8bit</span></div> |
| <div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  <span class="comment">// row 2: 8bit 8bit 8bit 8bit</span></div> |
| <div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  <span class="comment">// ... ..</span></div> |
| <div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <span class="comment">// ... ..</span></div> |
| <div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <span class="comment">// row 64: 8bit 8bit 8bit 8bit</span></div> |
| <div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <span class="comment">//</span></div> |
| <div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  <span class="comment">// Using 32bit length, we can count up to 10^8. This will not be enough for Fact table</span></div> |
| <div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="comment">// primary key, but once we approach the limit, we could interpret the result as</span></div> |
| <div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  <span class="comment">// "every row is distinct".</span></div> |
| <div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  <span class="comment">//</span></div> |
| <div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  <span class="comment">// We use "string" type for DISTINCT_PC function so that we can use the string</span></div> |
| <div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  <span class="comment">// slot to hold the bitmaps.</span></div> |
| <div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  <span class="keywordtype">int</span> str_len = <a class="code" href="namespaceimpala.html#a1293ff85a7cb6371207974cddce59eee">NUM_PC_BITMAPS</a> * <a class="code" href="namespaceimpala.html#a7e79234beda3786b588d6479f1cdbc58">PC_BITMAP_LENGTH</a> / 8;</div> |
| <div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> = c-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a24a7e63aa708e54ea3c8c9572a00ede2">Allocate</a>(str_len);</div> |
| <div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> = str_len;</div> |
| <div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  memset(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, 0, str_len);</div> |
| <div class="line"><a name="l00586"></a><span class="lineno"> 586</span> }</div> |
| <div class="line"><a name="l00587"></a><span class="lineno"> 587</span> </div> |
| <div class="line"><a name="l00588"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a125610064716c04e0e5f359e796fcd9c"> 588</a></span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespaceimpala.html#a125610064716c04e0e5f359e796fcd9c">SetDistinctEstimateBit</a>(uint8_t* bitmap,</div> |
| <div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  uint32_t row_index, uint32_t bit_index) {</div> |
| <div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  <span class="comment">// We need to convert Bitmap[alpha,index] into the index of the string.</span></div> |
| <div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  <span class="comment">// alpha tells which of the 32bit we've to jump to.</span></div> |
| <div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  <span class="comment">// index then lead us to the byte and bit.</span></div> |
| <div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  uint32_t *int_bitmap = <span class="keyword">reinterpret_cast<</span>uint32_t*<span class="keyword">></span>(bitmap);</div> |
| <div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  int_bitmap[row_index] |= (1 << bit_index);</div> |
| <div class="line"><a name="l00595"></a><span class="lineno"> 595</span> }</div> |
| <div class="line"><a name="l00596"></a><span class="lineno"> 596</span> </div> |
| <div class="line"><a name="l00597"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a77af83283432b5bed07abf67782efa72"> 597</a></span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="namespaceimpala.html#a77af83283432b5bed07abf67782efa72">GetDistinctEstimateBit</a>(uint8_t* bitmap,</div> |
| <div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  uint32_t row_index, uint32_t bit_index) {</div> |
| <div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  uint32_t *int_bitmap = <span class="keyword">reinterpret_cast<</span>uint32_t*<span class="keyword">></span>(bitmap);</div> |
| <div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <span class="keywordflow">return</span> ((int_bitmap[row_index] & (1 << bit_index)) > 0);</div> |
| <div class="line"><a name="l00601"></a><span class="lineno"> 601</span> }</div> |
| <div class="line"><a name="l00602"></a><span class="lineno"> 602</span> </div> |
| <div class="line"><a name="l00603"></a><span class="lineno"> 603</span> <span class="keyword">template</span><<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00604"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a32760a06f67ac4141975d4a464cbdac5"> 604</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a32760a06f67ac4141975d4a464cbdac5">AggregateFunctions::PcUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* c, <span class="keyword">const</span> T& input, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  <span class="keywordflow">if</span> (input.is_null) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <span class="comment">// Core of the algorithm. This is a direct translation of the code in the paper.</span></div> |
| <div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  <span class="comment">// Please see the paper for details. For simple averaging, we need to compute hash</span></div> |
| <div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  <span class="comment">// values NUM_PC_BITMAPS times using NUM_PC_BITMAPS different hash functions (by using a</span></div> |
| <div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  <span class="comment">// different seed).</span></div> |
| <div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="namespaceimpala.html#a1293ff85a7cb6371207974cddce59eee">NUM_PC_BITMAPS</a>; ++i) {</div> |
| <div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  uint32_t <a class="code" href="namespaceimpala.html#ac0255e5845537ea9f1d3938ecb19d02c">hash_value</a> = <a class="code" href="classimpala_1_1AnyValUtil.html#abe15c1020cce846e360a4f6c66554ba0">AnyValUtil::Hash</a>(input, *c-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a982cd2abfd09cd038eb51fbc3d89366c">GetArgType</a>(0), i);</div> |
| <div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <span class="keywordtype">int</span> bit_index = __builtin_ctz(hash_value);</div> |
| <div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  <span class="keywordflow">if</span> (<a class="code" href="compiler-util_8h.html#a9acc330d508b9a3b775cfdf7ce405e7d">UNLIKELY</a>(hash_value == 0)) bit_index = <a class="code" href="namespaceimpala.html#a7e79234beda3786b588d6479f1cdbc58">PC_BITMAP_LENGTH</a> - 1;</div> |
| <div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  <span class="comment">// Set bitmap[i, bit_index] to 1</span></div> |
| <div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <a class="code" href="namespaceimpala.html#a125610064716c04e0e5f359e796fcd9c">SetDistinctEstimateBit</a>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, i, bit_index);</div> |
| <div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  }</div> |
| <div class="line"><a name="l00617"></a><span class="lineno"> 617</span> }</div> |
| <div class="line"><a name="l00618"></a><span class="lineno"> 618</span> </div> |
| <div class="line"><a name="l00619"></a><span class="lineno"> 619</span> <span class="keyword">template</span><<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00620"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a47cae332ad02d26e1b36e625934dc953"> 620</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a47cae332ad02d26e1b36e625934dc953">AggregateFunctions::PcsaUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* c, <span class="keyword">const</span> T& input, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  <span class="keywordflow">if</span> (input.is_null) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00622"></a><span class="lineno"> 622</span> </div> |
| <div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  <span class="comment">// Core of the algorithm. This is a direct translation of the code in the paper.</span></div> |
| <div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  <span class="comment">// Please see the paper for details. Using stochastic averaging, we only need to</span></div> |
| <div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  <span class="comment">// the hash value once for each row.</span></div> |
| <div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  uint32_t <a class="code" href="namespaceimpala.html#ac0255e5845537ea9f1d3938ecb19d02c">hash_value</a> = <a class="code" href="classimpala_1_1AnyValUtil.html#abe15c1020cce846e360a4f6c66554ba0">AnyValUtil::Hash</a>(input, *c-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a982cd2abfd09cd038eb51fbc3d89366c">GetArgType</a>(0), 0);</div> |
| <div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  uint32_t row_index = hash_value % <a class="code" href="namespaceimpala.html#a1293ff85a7cb6371207974cddce59eee">NUM_PC_BITMAPS</a>;</div> |
| <div class="line"><a name="l00628"></a><span class="lineno"> 628</span> </div> |
| <div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  <span class="comment">// We want the zero-based position of the least significant 1-bit in binary</span></div> |
| <div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  <span class="comment">// representation of hash_value. __builtin_ctz does exactly this because it returns</span></div> |
| <div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <span class="comment">// the number of trailing 0-bits in x (or undefined if x is zero).</span></div> |
| <div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  <span class="keywordtype">int</span> bit_index = __builtin_ctz(hash_value / <a class="code" href="namespaceimpala.html#a1293ff85a7cb6371207974cddce59eee">NUM_PC_BITMAPS</a>);</div> |
| <div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <span class="keywordflow">if</span> (<a class="code" href="compiler-util_8h.html#a9acc330d508b9a3b775cfdf7ce405e7d">UNLIKELY</a>(hash_value == 0)) bit_index = <a class="code" href="namespaceimpala.html#a7e79234beda3786b588d6479f1cdbc58">PC_BITMAP_LENGTH</a> - 1;</div> |
| <div class="line"><a name="l00634"></a><span class="lineno"> 634</span> </div> |
| <div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="comment">// Set bitmap[row_index, bit_index] to 1</span></div> |
| <div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <a class="code" href="namespaceimpala.html#a125610064716c04e0e5f359e796fcd9c">SetDistinctEstimateBit</a>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, row_index, bit_index);</div> |
| <div class="line"><a name="l00637"></a><span class="lineno"> 637</span> }</div> |
| <div class="line"><a name="l00638"></a><span class="lineno"> 638</span> </div> |
| <div class="line"><a name="l00639"></a><span class="lineno"><a class="line" href="namespaceimpala.html#acdc4780f9f04c4b464f14c9b0e7ac330"> 639</a></span> <span class="keywordtype">string</span> <a class="code" href="namespaceimpala.html#acdc4780f9f04c4b464f14c9b0e7ac330">DistinctEstimateBitMapToString</a>(uint8_t* v) {</div> |
| <div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  stringstream debugstr;</div> |
| <div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="namespaceimpala.html#a1293ff85a7cb6371207974cddce59eee">NUM_PC_BITMAPS</a>; ++i) {</div> |
| <div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < <a class="code" href="namespaceimpala.html#a7e79234beda3786b588d6479f1cdbc58">PC_BITMAP_LENGTH</a>; ++j) {</div> |
| <div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  <span class="comment">// print bitmap[i][j]</span></div> |
| <div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  debugstr << <a class="code" href="namespaceimpala.html#a77af83283432b5bed07abf67782efa72">GetDistinctEstimateBit</a>(v, i, j);</div> |
| <div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  }</div> |
| <div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  debugstr << <span class="stringliteral">"\n"</span>;</div> |
| <div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  }</div> |
| <div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  debugstr << <span class="stringliteral">"\n"</span>;</div> |
| <div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  <span class="keywordflow">return</span> debugstr.str();</div> |
| <div class="line"><a name="l00650"></a><span class="lineno"> 650</span> }</div> |
| <div class="line"><a name="l00651"></a><span class="lineno"> 651</span> </div> |
| <div class="line"><a name="l00652"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a1069e2c862b4149613cfaf729d3229d6"> 652</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a1069e2c862b4149613cfaf729d3229d6">AggregateFunctions::PcMerge</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* c,</div> |
| <div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  DCHECK(!src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  DCHECK(!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  DCHECK_EQ(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <a class="code" href="namespaceimpala.html#a1293ff85a7cb6371207974cddce59eee">NUM_PC_BITMAPS</a> * <a class="code" href="namespaceimpala.html#a7e79234beda3786b588d6479f1cdbc58">PC_BITMAP_LENGTH</a> / 8);</div> |
| <div class="line"><a name="l00657"></a><span class="lineno"> 657</span> </div> |
| <div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  <span class="comment">// Merge the bits</span></div> |
| <div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  <span class="comment">// I think _mm_or_ps can do it, but perf doesn't really matter here. We call this only</span></div> |
| <div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  <span class="comment">// once group per node.</span></div> |
| <div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="namespaceimpala.html#a1293ff85a7cb6371207974cddce59eee">NUM_PC_BITMAPS</a> * <a class="code" href="namespaceimpala.html#a7e79234beda3786b588d6479f1cdbc58">PC_BITMAP_LENGTH</a> / 8; ++i) {</div> |
| <div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  *(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> + i) |= *(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> + i);</div> |
| <div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  }</div> |
| <div class="line"><a name="l00664"></a><span class="lineno"> 664</span> </div> |
| <div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  <a class="code" href="logging_8h.html#a6ccc2106c47622db4e52a401a415fc58">VLOG_ROW</a> << <span class="stringliteral">"UpdateMergeEstimateSlot Src Bit map:\n"</span></div> |
| <div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  << <a class="code" href="namespaceimpala.html#acdc4780f9f04c4b464f14c9b0e7ac330">DistinctEstimateBitMapToString</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00667"></a><span class="lineno"> 667</span>  <a class="code" href="logging_8h.html#a6ccc2106c47622db4e52a401a415fc58">VLOG_ROW</a> << <span class="stringliteral">"UpdateMergeEstimateSlot Dst Bit map:\n"</span></div> |
| <div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  << <a class="code" href="namespaceimpala.html#acdc4780f9f04c4b464f14c9b0e7ac330">DistinctEstimateBitMapToString</a>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00669"></a><span class="lineno"> 669</span> }</div> |
| <div class="line"><a name="l00670"></a><span class="lineno"> 670</span> </div> |
| <div class="line"><a name="l00671"></a><span class="lineno"><a class="line" href="namespaceimpala.html#ad80605936b4625e58f47b10e77d42d6c"> 671</a></span> <span class="keywordtype">double</span> <a class="code" href="namespaceimpala.html#ad80605936b4625e58f47b10e77d42d6c">DistinceEstimateFinalize</a>(<span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src) {</div> |
| <div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  DCHECK(!src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  DCHECK_EQ(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <a class="code" href="namespaceimpala.html#a1293ff85a7cb6371207974cddce59eee">NUM_PC_BITMAPS</a> * <a class="code" href="namespaceimpala.html#a7e79234beda3786b588d6479f1cdbc58">PC_BITMAP_LENGTH</a> / 8);</div> |
| <div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  <a class="code" href="logging_8h.html#a6ccc2106c47622db4e52a401a415fc58">VLOG_ROW</a> << <span class="stringliteral">"FinalizeEstimateSlot Bit map:\n"</span></div> |
| <div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  << <a class="code" href="namespaceimpala.html#acdc4780f9f04c4b464f14c9b0e7ac330">DistinctEstimateBitMapToString</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00676"></a><span class="lineno"> 676</span> </div> |
| <div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  <span class="comment">// We haven't processed any rows if none of the bits are set. Therefore, we have zero</span></div> |
| <div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  <span class="comment">// distinct rows. We're overwriting the result in the same string buffer we've</span></div> |
| <div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  <span class="comment">// allocated.</span></div> |
| <div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  <span class="keywordtype">bool</span> is_empty = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="namespaceimpala.html#a1293ff85a7cb6371207974cddce59eee">NUM_PC_BITMAPS</a> * <a class="code" href="namespaceimpala.html#a7e79234beda3786b588d6479f1cdbc58">PC_BITMAP_LENGTH</a> / 8; ++i) {</div> |
| <div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>[i] != 0) {</div> |
| <div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  is_empty = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  }</div> |
| <div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  }</div> |
| <div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  <span class="keywordflow">if</span> (is_empty) <span class="keywordflow">return</span> 0;</div> |
| <div class="line"><a name="l00688"></a><span class="lineno"> 688</span> </div> |
| <div class="line"><a name="l00689"></a><span class="lineno"> 689</span>  <span class="comment">// Convert the bitmap to a number, please see the paper for details</span></div> |
| <div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  <span class="comment">// In short, we count the average number of leading 1s (per row) in the bit map.</span></div> |
| <div class="line"><a name="l00691"></a><span class="lineno"> 691</span>  <span class="comment">// The number is proportional to the log2(1/NUM_PC_BITMAPS of the actual number of</span></div> |
| <div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  <span class="comment">// distinct).</span></div> |
| <div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  <span class="comment">// To get the actual number of distinct, we'll do 2^avg / PC_THETA.</span></div> |
| <div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  <span class="comment">// PC_THETA is a magic number.</span></div> |
| <div class="line"><a name="l00695"></a><span class="lineno"> 695</span>  <span class="keywordtype">int</span> sum = 0;</div> |
| <div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="namespaceimpala.html#a1293ff85a7cb6371207974cddce59eee">NUM_PC_BITMAPS</a>; ++i) {</div> |
| <div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  <span class="keywordtype">int</span> row_bit_count = 0;</div> |
| <div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  <span class="comment">// Count the number of leading ones for each row in the bitmap</span></div> |
| <div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  <span class="comment">// We could have used the build in __builtin_clz to count of number of leading zeros</span></div> |
| <div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  <span class="comment">// but we first need to invert the 1 and 0.</span></div> |
| <div class="line"><a name="l00701"></a><span class="lineno"> 701</span>  <span class="keywordflow">while</span> (<a class="code" href="namespaceimpala.html#a77af83283432b5bed07abf67782efa72">GetDistinctEstimateBit</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, i, row_bit_count) &&</div> |
| <div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  row_bit_count < <a class="code" href="namespaceimpala.html#a7e79234beda3786b588d6479f1cdbc58">PC_BITMAP_LENGTH</a>) {</div> |
| <div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  ++row_bit_count;</div> |
| <div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  }</div> |
| <div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  sum += row_bit_count;</div> |
| <div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  }</div> |
| <div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  <span class="keywordtype">double</span> avg = <span class="keyword">static_cast<</span><span class="keywordtype">double</span><span class="keyword">></span>(sum) / static_cast<double>(NUM_PC_BITMAPS);</div> |
| <div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  <span class="keywordtype">double</span> result = pow(static_cast<double>(2), avg) / <a class="code" href="namespaceimpala.html#ad5c7975fbbcb8488128fd1050f4f4004">PC_THETA</a>;</div> |
| <div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l00710"></a><span class="lineno"> 710</span> }</div> |
| <div class="line"><a name="l00711"></a><span class="lineno"> 711</span> </div> |
| <div class="line"><a name="l00712"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#ad659975b74321373d3bbb475ce0232da"> 712</a></span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#ad659975b74321373d3bbb475ce0232da">AggregateFunctions::PcFinalize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* c, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src) {</div> |
| <div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  DCHECK(!src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  <span class="keywordtype">double</span> estimate = <a class="code" href="namespaceimpala.html#ad80605936b4625e58f47b10e77d42d6c">DistinceEstimateFinalize</a>(src);</div> |
| <div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  c-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>int64_t<span class="keyword">></span>(estimate);</div> |
| <div class="line"><a name="l00717"></a><span class="lineno"> 717</span> }</div> |
| <div class="line"><a name="l00718"></a><span class="lineno"> 718</span> </div> |
| <div class="line"><a name="l00719"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a3672f20dcca0826892a20e0ea19276a4"> 719</a></span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a3672f20dcca0826892a20e0ea19276a4">AggregateFunctions::PcsaFinalize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* c, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src) {</div> |
| <div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  DCHECK(!src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  <span class="comment">// When using stochastic averaging, the result has to be multiplied by NUM_PC_BITMAPS.</span></div> |
| <div class="line"><a name="l00722"></a><span class="lineno"> 722</span>  <span class="keywordtype">double</span> estimate = <a class="code" href="namespaceimpala.html#ad80605936b4625e58f47b10e77d42d6c">DistinceEstimateFinalize</a>(src) * <a class="code" href="namespaceimpala.html#a1293ff85a7cb6371207974cddce59eee">NUM_PC_BITMAPS</a>;</div> |
| <div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  c-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>int64_t<span class="keyword">></span>(estimate);</div> |
| <div class="line"><a name="l00725"></a><span class="lineno"> 725</span> }</div> |
| <div class="line"><a name="l00726"></a><span class="lineno"> 726</span> </div> |
| <div class="line"><a name="l00727"></a><span class="lineno"> 727</span> <span class="comment">// Histogram constants</span></div> |
| <div class="line"><a name="l00728"></a><span class="lineno"> 728</span> <span class="comment">// TODO: Expose as constant argument parameters to the UDA.</span></div> |
| <div class="line"><a name="l00729"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a9e2b58af38585e1f951f1c87a2b6b4dd"> 729</a></span> <span class="keyword">const</span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="namespaceimpala.html#a9e2b58af38585e1f951f1c87a2b6b4dd">NUM_BUCKETS</a> = 100;</div> |
| <div class="line"><a name="l00730"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a65312f5d73af10fb71d8130d7b634b42"> 730</a></span> <span class="keyword">const</span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="namespaceimpala.html#a65312f5d73af10fb71d8130d7b634b42">NUM_SAMPLES_PER_BUCKET</a> = 200;</div> |
| <div class="line"><a name="l00731"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a327ff88bff8dba746185e6bf73f3bfe6"> 731</a></span> <span class="keyword">const</span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="namespaceimpala.html#a327ff88bff8dba746185e6bf73f3bfe6">NUM_SAMPLES</a> = <a class="code" href="namespaceimpala.html#a9e2b58af38585e1f951f1c87a2b6b4dd">NUM_BUCKETS</a> * <a class="code" href="namespaceimpala.html#a65312f5d73af10fb71d8130d7b634b42">NUM_SAMPLES_PER_BUCKET</a>;</div> |
| <div class="line"><a name="l00732"></a><span class="lineno"><a class="line" href="namespaceimpala.html#ab04fd8b04ae3e2ef877d48925a002d07"> 732</a></span> <span class="keyword">const</span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="namespaceimpala.html#ab04fd8b04ae3e2ef877d48925a002d07">MAX_STRING_SAMPLE_LEN</a> = 10;</div> |
| <div class="line"><a name="l00733"></a><span class="lineno"> 733</span> </div> |
| <div class="line"><a name="l00734"></a><span class="lineno"> 734</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00735"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSample.html"> 735</a></span> <span class="keyword">struct </span><a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample</a> {</div> |
| <div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  <span class="comment">// Sample value</span></div> |
| <div class="line"><a name="l00737"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e"> 737</a></span>  T <a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>;</div> |
| <div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  <span class="comment">// Key on which the samples are sorted.</span></div> |
| <div class="line"><a name="l00739"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSample.html#a9a5098e1e9f1f249faa50b07a2cac5c2"> 739</a></span>  <span class="keywordtype">double</span> <a class="code" href="structimpala_1_1ReservoirSample.html#a9a5098e1e9f1f249faa50b07a2cac5c2">key</a>;</div> |
| <div class="line"><a name="l00740"></a><span class="lineno"> 740</span> </div> |
| <div class="line"><a name="l00741"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSample.html#ac6da6df1fe7f594edd9158a73eff1c85"> 741</a></span>  <a class="code" href="structimpala_1_1ReservoirSample.html#ac6da6df1fe7f594edd9158a73eff1c85">ReservoirSample</a>() : <a class="code" href="structimpala_1_1ReservoirSample.html#a9a5098e1e9f1f249faa50b07a2cac5c2">key</a>(-1) { }</div> |
| <div class="line"><a name="l00742"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSample.html#a1f8edf46486dc8950d6193feae8b3119"> 742</a></span>  <a class="code" href="structimpala_1_1ReservoirSample.html#a1f8edf46486dc8950d6193feae8b3119">ReservoirSample</a>(<span class="keyword">const</span> T& <a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>) : val(val), <a class="code" href="structimpala_1_1ReservoirSample.html#a9a5098e1e9f1f249faa50b07a2cac5c2">key</a>(-1) { }</div> |
| <div class="line"><a name="l00743"></a><span class="lineno"> 743</span> </div> |
| <div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  <span class="comment">// Gets a copy of the sample value that allocates memory from ctx, if necessary.</span></div> |
| <div class="line"><a name="l00745"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSample.html#a526bcaf5fd2f9eb3f42c8e66823e601d"> 745</a></span>  T <a class="code" href="structimpala_1_1ReservoirSample.html#a526bcaf5fd2f9eb3f42c8e66823e601d">GetValue</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx) { <span class="keywordflow">return</span> <a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>; }</div> |
| <div class="line"><a name="l00746"></a><span class="lineno"> 746</span> };</div> |
| <div class="line"><a name="l00747"></a><span class="lineno"> 747</span> </div> |
| <div class="line"><a name="l00748"></a><span class="lineno"> 748</span> <span class="comment">// Template specialization for StringVal because we do not store the StringVal itself.</span></div> |
| <div class="line"><a name="l00749"></a><span class="lineno"> 749</span> <span class="comment">// Instead, we keep fixed size arrays and truncate longer strings if necessary.</span></div> |
| <div class="line"><a name="l00750"></a><span class="lineno"> 750</span> <span class="keyword">template</span> <></div> |
| <div class="line"><a name="l00751"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html"> 751</a></span> <span class="keyword">struct </span><a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample</a><<a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>> {</div> |
| <div class="line"><a name="l00752"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#af41d3e1b9b251e4f96faf2ee551f642a"> 752</a></span>  uint8_t <a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>[<a class="code" href="namespaceimpala.html#ab04fd8b04ae3e2ef877d48925a002d07">MAX_STRING_SAMPLE_LEN</a>];</div> |
| <div class="line"><a name="l00753"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a6789f901d7609849953222790a1120f2"> 753</a></span>  <span class="keywordtype">int</span> <a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a6789f901d7609849953222790a1120f2">len</a>; <span class="comment">// Size of string (up to MAX_STRING_SAMPLE_LEN)</span></div> |
| <div class="line"><a name="l00754"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a6ab720fce9ffb9358638d95418d71ec6"> 754</a></span>  <span class="keywordtype">double</span> <a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a6ab720fce9ffb9358638d95418d71ec6">key</a>;</div> |
| <div class="line"><a name="l00755"></a><span class="lineno"> 755</span> </div> |
| <div class="line"><a name="l00756"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a54f419c544bea30ced8b14d41852ec6c"> 756</a></span>  <a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a54f419c544bea30ced8b14d41852ec6c">ReservoirSample</a>() : len(0), <a class="code" href="structimpala_1_1ReservoirSample.html#a9a5098e1e9f1f249faa50b07a2cac5c2">key</a>(-1) { }</div> |
| <div class="line"><a name="l00757"></a><span class="lineno"> 757</span> </div> |
| <div class="line"><a name="l00758"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#aea19ce31b8e1d02b95f1b3176eeb33c8"> 758</a></span>  <a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#aea19ce31b8e1d02b95f1b3176eeb33c8">ReservoirSample</a>(<span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& string_val) : <a class="code" href="structimpala_1_1ReservoirSample.html#a9a5098e1e9f1f249faa50b07a2cac5c2">key</a>(-1) {</div> |
| <div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  len = min(string_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <a class="code" href="namespaceimpala.html#ab04fd8b04ae3e2ef877d48925a002d07">MAX_STRING_SAMPLE_LEN</a>);</div> |
| <div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  memcpy(&<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>[0], string_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, len);</div> |
| <div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  }</div> |
| <div class="line"><a name="l00762"></a><span class="lineno"> 762</span> </div> |
| <div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  <span class="comment">// Gets a copy of the sample value that allocates memory from ctx, if necessary.</span></div> |
| <div class="line"><a name="l00764"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a93832b9484ef9f628da914da40acbc66"> 764</a></span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> <a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a93832b9484ef9f628da914da40acbc66">GetValue</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx) {</div> |
| <div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> result = <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>(ctx, len);</div> |
| <div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  memcpy(result.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, &<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>[0], len);</div> |
| <div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  }</div> |
| <div class="line"><a name="l00769"></a><span class="lineno"> 769</span> };</div> |
| <div class="line"><a name="l00770"></a><span class="lineno"> 770</span> </div> |
| <div class="line"><a name="l00771"></a><span class="lineno"> 771</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00772"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSampleState.html"> 772</a></span> <span class="keyword">struct </span><a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState</a> {</div> |
| <div class="line"><a name="l00773"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff"> 773</a></span>  <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<T></a> <a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[<a class="code" href="namespaceimpala.html#a327ff88bff8dba746185e6bf73f3bfe6">NUM_SAMPLES</a>];</div> |
| <div class="line"><a name="l00774"></a><span class="lineno"> 774</span> </div> |
| <div class="line"><a name="l00775"></a><span class="lineno"> 775</span>  <span class="comment">// Number of collected samples.</span></div> |
| <div class="line"><a name="l00776"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a"> 776</a></span>  <span class="keywordtype">int</span> <a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a>;</div> |
| <div class="line"><a name="l00777"></a><span class="lineno"> 777</span> </div> |
| <div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  <span class="comment">// Number of values over which the samples were collected.</span></div> |
| <div class="line"><a name="l00779"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSampleState.html#ab46702f552da956a115f0810b0f1fa6b"> 779</a></span>  int64_t <a class="code" href="structimpala_1_1ReservoirSampleState.html#ab46702f552da956a115f0810b0f1fa6b">source_size</a>;</div> |
| <div class="line"><a name="l00780"></a><span class="lineno"> 780</span> </div> |
| <div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  <span class="comment">// Random number generator for generating 64-bit integers</span></div> |
| <div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  <span class="comment">// TODO: Replace with mt19937_64 when upgrading boost</span></div> |
| <div class="line"><a name="l00783"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSampleState.html#aff002f23a4d7b1f4e017a1d728497051"> 783</a></span>  ranlux64_3 <a class="code" href="structimpala_1_1ReservoirSampleState.html#aff002f23a4d7b1f4e017a1d728497051">rng</a>;</div> |
| <div class="line"><a name="l00784"></a><span class="lineno"> 784</span> </div> |
| <div class="line"><a name="l00785"></a><span class="lineno"><a class="line" href="structimpala_1_1ReservoirSampleState.html#af1f8f492679c371190f6b61ccee36ebc"> 785</a></span>  int64_t <a class="code" href="structimpala_1_1ReservoirSampleState.html#af1f8f492679c371190f6b61ccee36ebc">GetNext64</a>(int64_t max) {</div> |
| <div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  uniform_int<int64_t> dist(0, max);</div> |
| <div class="line"><a name="l00787"></a><span class="lineno"> 787</span>  <span class="keywordflow">return</span> dist(<a class="code" href="structimpala_1_1ReservoirSampleState.html#aff002f23a4d7b1f4e017a1d728497051">rng</a>);</div> |
| <div class="line"><a name="l00788"></a><span class="lineno"> 788</span>  }</div> |
| <div class="line"><a name="l00789"></a><span class="lineno"> 789</span> };</div> |
| <div class="line"><a name="l00790"></a><span class="lineno"> 790</span> </div> |
| <div class="line"><a name="l00791"></a><span class="lineno"> 791</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00792"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a9a577632e34e7f5590f2a42acc9a958e"> 792</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a9a577632e34e7f5590f2a42acc9a958e">AggregateFunctions::ReservoirSampleInit</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00793"></a><span class="lineno"> 793</span>  <span class="keywordtype">int</span> str_len = <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>);</div> |
| <div class="line"><a name="l00794"></a><span class="lineno"> 794</span>  dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a24a7e63aa708e54ea3c8c9572a00ede2">Allocate</a>(str_len);</div> |
| <div class="line"><a name="l00796"></a><span class="lineno"> 796</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> = str_len;</div> |
| <div class="line"><a name="l00797"></a><span class="lineno"> 797</span>  memset(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, 0, str_len);</div> |
| <div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  *<span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>*<span class="keyword">></span>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>) = <a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>();</div> |
| <div class="line"><a name="l00799"></a><span class="lineno"> 799</span> }</div> |
| <div class="line"><a name="l00800"></a><span class="lineno"> 800</span> </div> |
| <div class="line"><a name="l00801"></a><span class="lineno"> 801</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00802"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#ac6f314ac8720a90f7436f2fe1debfcf0"> 802</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ac6f314ac8720a90f7436f2fe1debfcf0">AggregateFunctions::ReservoirSampleUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> T& src,</div> |
| <div class="line"><a name="l00803"></a><span class="lineno"> 803</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  <span class="keywordflow">if</span> (src.is_null) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  DCHECK(!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00806"></a><span class="lineno"> 806</span>  DCHECK_EQ(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>));</div> |
| <div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  <a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>* state = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>*<span class="keyword">></span>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00808"></a><span class="lineno"> 808</span> </div> |
| <div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  <span class="keywordflow">if</span> (state-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a> < <a class="code" href="namespaceimpala.html#a327ff88bff8dba746185e6bf73f3bfe6">NUM_SAMPLES</a>) {</div> |
| <div class="line"><a name="l00810"></a><span class="lineno"> 810</span>  state-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[state-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a>++] = <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<T></a>(src);</div> |
| <div class="line"><a name="l00811"></a><span class="lineno"> 811</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00812"></a><span class="lineno"> 812</span>  int64_t r = state-><a class="code" href="structimpala_1_1ReservoirSampleState.html#af1f8f492679c371190f6b61ccee36ebc">GetNext64</a>(state-><a class="code" href="structimpala_1_1ReservoirSampleState.html#ab46702f552da956a115f0810b0f1fa6b">source_size</a>);</div> |
| <div class="line"><a name="l00813"></a><span class="lineno"> 813</span>  <span class="keywordflow">if</span> (r < <a class="code" href="namespaceimpala.html#a327ff88bff8dba746185e6bf73f3bfe6">NUM_SAMPLES</a>) state-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[r] = <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<T></a>(src);</div> |
| <div class="line"><a name="l00814"></a><span class="lineno"> 814</span>  }</div> |
| <div class="line"><a name="l00815"></a><span class="lineno"> 815</span>  ++state-><a class="code" href="structimpala_1_1ReservoirSampleState.html#ab46702f552da956a115f0810b0f1fa6b">source_size</a>;</div> |
| <div class="line"><a name="l00816"></a><span class="lineno"> 816</span> }</div> |
| <div class="line"><a name="l00817"></a><span class="lineno"> 817</span> </div> |
| <div class="line"><a name="l00818"></a><span class="lineno"> 818</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00819"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a753cc035ee6e270bfd7ad2fdac813db0"> 819</a></span> <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a753cc035ee6e270bfd7ad2fdac813db0">AggregateFunctions::ReservoirSampleSerialize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src) {</div> |
| <div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span> src;</div> |
| <div class="line"><a name="l00822"></a><span class="lineno"> 822</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> result(ctx, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00823"></a><span class="lineno"> 823</span>  memcpy(result.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l00824"></a><span class="lineno"> 824</span>  ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00825"></a><span class="lineno"> 825</span> </div> |
| <div class="line"><a name="l00826"></a><span class="lineno"> 826</span>  <a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>* state = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>*<span class="keyword">></span>(result.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00827"></a><span class="lineno"> 827</span>  <span class="comment">// Assign keys to the samples that haven't been set (i.e. if serializing after</span></div> |
| <div class="line"><a name="l00828"></a><span class="lineno"> 828</span>  <span class="comment">// Update()). In weighted reservoir sampling the keys are typically assigned as the</span></div> |
| <div class="line"><a name="l00829"></a><span class="lineno"> 829</span>  <span class="comment">// sources are being sampled, but this requires maintaining the samples in sorted order</span></div> |
| <div class="line"><a name="l00830"></a><span class="lineno"> 830</span>  <span class="comment">// (by key) and it accomplishes the same thing at this point because all data points</span></div> |
| <div class="line"><a name="l00831"></a><span class="lineno"> 831</span>  <span class="comment">// coming into Update() get the same weight. When the samples are later merged, they do</span></div> |
| <div class="line"><a name="l00832"></a><span class="lineno"> 832</span>  <span class="comment">// have different weights (set here) that are proportional to the source_size, i.e.</span></div> |
| <div class="line"><a name="l00833"></a><span class="lineno"> 833</span>  <span class="comment">// samples selected from a larger stream are more likely to end up in the final sample</span></div> |
| <div class="line"><a name="l00834"></a><span class="lineno"> 834</span>  <span class="comment">// set. In order to avoid the extra overhead in Update(), we approximate the keys by</span></div> |
| <div class="line"><a name="l00835"></a><span class="lineno"> 835</span>  <span class="comment">// picking random numbers in the range [(SOURCE_SIZE - SAMPLE_SIZE)/(SOURCE_SIZE), 1].</span></div> |
| <div class="line"><a name="l00836"></a><span class="lineno"> 836</span>  <span class="comment">// This weights the keys by SOURCE_SIZE and implies that the samples picked had the</span></div> |
| <div class="line"><a name="l00837"></a><span class="lineno"> 837</span>  <span class="comment">// highest keys, because values not sampled would have keys between 0 and</span></div> |
| <div class="line"><a name="l00838"></a><span class="lineno"> 838</span>  <span class="comment">// (SOURCE_SIZE - SAMPLE_SIZE)/(SOURCE_SIZE).</span></div> |
| <div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < state-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a>; ++i) {</div> |
| <div class="line"><a name="l00840"></a><span class="lineno"> 840</span>  <span class="keywordflow">if</span> (state-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[i].key >= 0) <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00841"></a><span class="lineno"> 841</span>  <span class="keywordtype">int</span> r = rand() % state-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a>;</div> |
| <div class="line"><a name="l00842"></a><span class="lineno"> 842</span>  state-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[i].key = ((double) state-><a class="code" href="structimpala_1_1ReservoirSampleState.html#ab46702f552da956a115f0810b0f1fa6b">source_size</a> - r) / state-><a class="code" href="structimpala_1_1ReservoirSampleState.html#ab46702f552da956a115f0810b0f1fa6b">source_size</a>;</div> |
| <div class="line"><a name="l00843"></a><span class="lineno"> 843</span>  }</div> |
| <div class="line"><a name="l00844"></a><span class="lineno"> 844</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l00845"></a><span class="lineno"> 845</span> }</div> |
| <div class="line"><a name="l00846"></a><span class="lineno"> 846</span> </div> |
| <div class="line"><a name="l00847"></a><span class="lineno"> 847</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00848"></a><span class="lineno"><a class="line" href="namespaceimpala.html#abec058f7934754d4396a4b4665b34044"> 848</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespaceimpala.html#abec058f7934754d4396a4b4665b34044">SampleValLess</a>(<span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<T></a>& i, <span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<T></a>& j) {</div> |
| <div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  <span class="keywordflow">return</span> i.<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>.val < j.<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>.val;</div> |
| <div class="line"><a name="l00850"></a><span class="lineno"> 850</span> }</div> |
| <div class="line"><a name="l00851"></a><span class="lineno"> 851</span> </div> |
| <div class="line"><a name="l00852"></a><span class="lineno"> 852</span> <span class="keyword">template</span> <></div> |
| <div class="line"><a name="l00853"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a83e8bcf780a611ddb3fe8564e44bdd18"> 853</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespaceimpala.html#abec058f7934754d4396a4b4665b34044">SampleValLess</a>(<span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html">ReservoirSample<StringVal></a>& i,</div> |
| <div class="line"><a name="l00854"></a><span class="lineno"> 854</span>  <span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html">ReservoirSample<StringVal></a>& j) {</div> |
| <div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  <span class="keywordtype">int</span> n = min(i.<a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a6789f901d7609849953222790a1120f2">len</a>, j.<a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a6789f901d7609849953222790a1120f2">len</a>);</div> |
| <div class="line"><a name="l00856"></a><span class="lineno"> 856</span>  <span class="keywordtype">int</span> result = memcmp(&i.<a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#af41d3e1b9b251e4f96faf2ee551f642a">val</a>[0], &j.<a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#af41d3e1b9b251e4f96faf2ee551f642a">val</a>[0], n);</div> |
| <div class="line"><a name="l00857"></a><span class="lineno"> 857</span>  <span class="keywordflow">if</span> (result == 0) <span class="keywordflow">return</span> i.<a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a6789f901d7609849953222790a1120f2">len</a> < j.<a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a6789f901d7609849953222790a1120f2">len</a>;</div> |
| <div class="line"><a name="l00858"></a><span class="lineno"> 858</span>  <span class="keywordflow">return</span> result < 0;</div> |
| <div class="line"><a name="l00859"></a><span class="lineno"> 859</span> }</div> |
| <div class="line"><a name="l00860"></a><span class="lineno"> 860</span> </div> |
| <div class="line"><a name="l00861"></a><span class="lineno"> 861</span> <span class="keyword">template</span> <></div> |
| <div class="line"><a name="l00862"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a796088cdf6d697d1d050b677ae59332b"> 862</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespaceimpala.html#abec058f7934754d4396a4b4665b34044">SampleValLess</a>(<span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<DecimalVal></a>& i,</div> |
| <div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  <span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<DecimalVal></a>& j) {</div> |
| <div class="line"><a name="l00864"></a><span class="lineno"> 864</span>  <span class="keywordflow">return</span> i.<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a> < j.<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a>;</div> |
| <div class="line"><a name="l00865"></a><span class="lineno"> 865</span> }</div> |
| <div class="line"><a name="l00866"></a><span class="lineno"> 866</span> </div> |
| <div class="line"><a name="l00867"></a><span class="lineno"> 867</span> <span class="keyword">template</span> <></div> |
| <div class="line"><a name="l00868"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a5688106c97a4904d52b0026ec3e99249"> 868</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespaceimpala.html#abec058f7934754d4396a4b4665b34044">SampleValLess</a>(<span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<TimestampVal></a>& i,</div> |
| <div class="line"><a name="l00869"></a><span class="lineno"> 869</span>  <span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<TimestampVal></a>& j) {</div> |
| <div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  <span class="keywordflow">if</span> (i.<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>.<a class="code" href="structimpala__udf_1_1TimestampVal.html#a98669f986e5d25236625db6338f711bb">date</a> == j.<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>.<a class="code" href="structimpala__udf_1_1TimestampVal.html#a98669f986e5d25236625db6338f711bb">date</a>) <span class="keywordflow">return</span> i.<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>.<a class="code" href="structimpala__udf_1_1TimestampVal.html#adfae89d8260adc68af13b15649637052">time_of_day</a> < j.<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>.<a class="code" href="structimpala__udf_1_1TimestampVal.html#adfae89d8260adc68af13b15649637052">time_of_day</a>;</div> |
| <div class="line"><a name="l00871"></a><span class="lineno"> 871</span>  <span class="keywordflow">else</span> <span class="keywordflow">return</span> i.<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>.<a class="code" href="structimpala__udf_1_1TimestampVal.html#a98669f986e5d25236625db6338f711bb">date</a> < j.<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>.<a class="code" href="structimpala__udf_1_1TimestampVal.html#a98669f986e5d25236625db6338f711bb">date</a>;</div> |
| <div class="line"><a name="l00872"></a><span class="lineno"> 872</span> }</div> |
| <div class="line"><a name="l00873"></a><span class="lineno"> 873</span> </div> |
| <div class="line"><a name="l00874"></a><span class="lineno"> 874</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00875"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a4ea3a1c4b8593e5c58f46a8ca13f81aa"> 875</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespaceimpala.html#a4ea3a1c4b8593e5c58f46a8ca13f81aa">SampleKeyGreater</a>(<span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<T></a>& i, <span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<T></a>& j) {</div> |
| <div class="line"><a name="l00876"></a><span class="lineno"> 876</span>  <span class="keywordflow">return</span> i.<a class="code" href="structimpala_1_1ReservoirSample.html#a9a5098e1e9f1f249faa50b07a2cac5c2">key</a> > j.<a class="code" href="structimpala_1_1ReservoirSample.html#a9a5098e1e9f1f249faa50b07a2cac5c2">key</a>;</div> |
| <div class="line"><a name="l00877"></a><span class="lineno"> 877</span> }</div> |
| <div class="line"><a name="l00878"></a><span class="lineno"> 878</span> </div> |
| <div class="line"><a name="l00879"></a><span class="lineno"> 879</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00880"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a9eda3e2247306e08476890c0e5f1db99"> 880</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a9eda3e2247306e08476890c0e5f1db99">AggregateFunctions::ReservoirSampleMerge</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00881"></a><span class="lineno"> 881</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src_val, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst_val) {</div> |
| <div class="line"><a name="l00882"></a><span class="lineno"> 882</span>  <span class="keywordflow">if</span> (src_val.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00883"></a><span class="lineno"> 883</span>  DCHECK(!dst_val-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  DCHECK(!src_val.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00885"></a><span class="lineno"> 885</span>  DCHECK_EQ(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>));</div> |
| <div class="line"><a name="l00886"></a><span class="lineno"> 886</span>  DCHECK_EQ(dst_val-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>));</div> |
| <div class="line"><a name="l00887"></a><span class="lineno"> 887</span>  <a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>* src = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>*<span class="keyword">></span>(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00888"></a><span class="lineno"> 888</span>  <a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>* dst = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>*<span class="keyword">></span>(dst_val-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00889"></a><span class="lineno"> 889</span> </div> |
| <div class="line"><a name="l00890"></a><span class="lineno"> 890</span>  <span class="keywordtype">int</span> src_idx = 0;</div> |
| <div class="line"><a name="l00891"></a><span class="lineno"> 891</span>  <span class="keywordtype">int</span> src_max = src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a>;</div> |
| <div class="line"><a name="l00892"></a><span class="lineno"> 892</span>  <span class="comment">// First, fill up the dst samples if they don't already exist. The samples are now</span></div> |
| <div class="line"><a name="l00893"></a><span class="lineno"> 893</span>  <span class="comment">// ordered as a min-heap on the key.</span></div> |
| <div class="line"><a name="l00894"></a><span class="lineno"> 894</span>  <span class="keywordflow">while</span> (dst-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a> < <a class="code" href="namespaceimpala.html#a327ff88bff8dba746185e6bf73f3bfe6">NUM_SAMPLES</a> && src_idx < src_max) {</div> |
| <div class="line"><a name="l00895"></a><span class="lineno"> 895</span>  DCHECK_GE(src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[src_idx].key, 0);</div> |
| <div class="line"><a name="l00896"></a><span class="lineno"> 896</span>  dst-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[dst-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a>++] = src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[src_idx++];</div> |
| <div class="line"><a name="l00897"></a><span class="lineno"> 897</span>  push_heap(dst-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>, dst-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a> + dst-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a>, SampleKeyGreater<T>);</div> |
| <div class="line"><a name="l00898"></a><span class="lineno"> 898</span>  }</div> |
| <div class="line"><a name="l00899"></a><span class="lineno"> 899</span>  <span class="comment">// Then for every sample from source, take the sample if the key is greater than</span></div> |
| <div class="line"><a name="l00900"></a><span class="lineno"> 900</span>  <span class="comment">// the minimum key in the min-heap.</span></div> |
| <div class="line"><a name="l00901"></a><span class="lineno"> 901</span>  <span class="keywordflow">while</span> (src_idx < src_max) {</div> |
| <div class="line"><a name="l00902"></a><span class="lineno"> 902</span>  DCHECK_GE(src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[src_idx].key, 0);</div> |
| <div class="line"><a name="l00903"></a><span class="lineno"> 903</span>  <span class="keywordflow">if</span> (src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[src_idx].key > dst-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[0].key) {</div> |
| <div class="line"><a name="l00904"></a><span class="lineno"> 904</span>  pop_heap(dst-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>, dst-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a> + <a class="code" href="namespaceimpala.html#a327ff88bff8dba746185e6bf73f3bfe6">NUM_SAMPLES</a>, SampleKeyGreater<T>);</div> |
| <div class="line"><a name="l00905"></a><span class="lineno"> 905</span>  dst-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[<a class="code" href="namespaceimpala.html#a327ff88bff8dba746185e6bf73f3bfe6">NUM_SAMPLES</a> - 1] = src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[src_idx];</div> |
| <div class="line"><a name="l00906"></a><span class="lineno"> 906</span>  push_heap(dst-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>, dst-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a> + <a class="code" href="namespaceimpala.html#a327ff88bff8dba746185e6bf73f3bfe6">NUM_SAMPLES</a>, SampleKeyGreater<T>);</div> |
| <div class="line"><a name="l00907"></a><span class="lineno"> 907</span>  }</div> |
| <div class="line"><a name="l00908"></a><span class="lineno"> 908</span>  ++src_idx;</div> |
| <div class="line"><a name="l00909"></a><span class="lineno"> 909</span>  }</div> |
| <div class="line"><a name="l00910"></a><span class="lineno"> 910</span>  dst-><a class="code" href="structimpala_1_1ReservoirSampleState.html#ab46702f552da956a115f0810b0f1fa6b">source_size</a> += src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#ab46702f552da956a115f0810b0f1fa6b">source_size</a>;</div> |
| <div class="line"><a name="l00911"></a><span class="lineno"> 911</span> }</div> |
| <div class="line"><a name="l00912"></a><span class="lineno"> 912</span> </div> |
| <div class="line"><a name="l00913"></a><span class="lineno"> 913</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00914"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a7381cc7e87f7b75d370428de33c05969"> 914</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceimpala.html#a7381cc7e87f7b75d370428de33c05969">PrintSample</a>(<span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<T></a>& v, ostream* os) { *os << v.<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>.val; }</div> |
| <div class="line"><a name="l00915"></a><span class="lineno"> 915</span> </div> |
| <div class="line"><a name="l00916"></a><span class="lineno"> 916</span> <span class="keyword">template</span> <></div> |
| <div class="line"><a name="l00917"></a><span class="lineno"><a class="line" href="namespaceimpala.html#aa0e90a96c57122c875291a8439d4f1bb"> 917</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceimpala.html#a7381cc7e87f7b75d370428de33c05969">PrintSample</a>(<span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<TinyIntVal></a>& v, ostream* os) {</div> |
| <div class="line"><a name="l00918"></a><span class="lineno"> 918</span>  *os << static_cast<int32_t>(v.<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>.<a class="code" href="structimpala__udf_1_1TinyIntVal.html#a54fdc426de0a068b37d7b061cccc3c40">val</a>);</div> |
| <div class="line"><a name="l00919"></a><span class="lineno"> 919</span> }</div> |
| <div class="line"><a name="l00920"></a><span class="lineno"> 920</span> </div> |
| <div class="line"><a name="l00921"></a><span class="lineno"> 921</span> <span class="keyword">template</span> <></div> |
| <div class="line"><a name="l00922"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a780bb8c17544dbac56d718a20f9566e3"> 922</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceimpala.html#a7381cc7e87f7b75d370428de33c05969">PrintSample</a>(<span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html">ReservoirSample<StringVal></a>& v, ostream* os) {</div> |
| <div class="line"><a name="l00923"></a><span class="lineno"> 923</span>  <span class="keywordtype">string</span> s(reinterpret_cast<const char*>(&v.<a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#af41d3e1b9b251e4f96faf2ee551f642a">val</a>[0]), v.<a class="code" href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a6789f901d7609849953222790a1120f2">len</a>);</div> |
| <div class="line"><a name="l00924"></a><span class="lineno"> 924</span>  *os << s;</div> |
| <div class="line"><a name="l00925"></a><span class="lineno"> 925</span> }</div> |
| <div class="line"><a name="l00926"></a><span class="lineno"> 926</span> </div> |
| <div class="line"><a name="l00927"></a><span class="lineno"> 927</span> <span class="keyword">template</span> <></div> |
| <div class="line"><a name="l00928"></a><span class="lineno"><a class="line" href="namespaceimpala.html#aba61ccc54e6e29b1cd5bca76d7b8ba24"> 928</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceimpala.html#a7381cc7e87f7b75d370428de33c05969">PrintSample</a>(<span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<DecimalVal></a>& v, ostream* os) {</div> |
| <div class="line"><a name="l00929"></a><span class="lineno"> 929</span>  *os << v.<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>.<a class="code" href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">val16</a>;</div> |
| <div class="line"><a name="l00930"></a><span class="lineno"> 930</span> }</div> |
| <div class="line"><a name="l00931"></a><span class="lineno"> 931</span> </div> |
| <div class="line"><a name="l00932"></a><span class="lineno"> 932</span> <span class="keyword">template</span> <></div> |
| <div class="line"><a name="l00933"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a5bc37819fec720e091af1d807d8c71fd"> 933</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceimpala.html#a7381cc7e87f7b75d370428de33c05969">PrintSample</a>(<span class="keyword">const</span> <a class="code" href="structimpala_1_1ReservoirSample.html">ReservoirSample<TimestampVal></a>& v, ostream* os) {</div> |
| <div class="line"><a name="l00934"></a><span class="lineno"> 934</span>  *os << <a class="code" href="classimpala_1_1TimestampValue.html#a2ff661145c5c9003f11cef0a875f2d75">TimestampValue::FromTimestampVal</a>(v.<a class="code" href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">val</a>).<a class="code" href="classimpala_1_1TimestampValue.html#ab0aea0a3c315d185be82a0f6c06bbd5c">DebugString</a>();</div> |
| <div class="line"><a name="l00935"></a><span class="lineno"> 935</span> }</div> |
| <div class="line"><a name="l00936"></a><span class="lineno"> 936</span> </div> |
| <div class="line"><a name="l00937"></a><span class="lineno"> 937</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00938"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a6a3656a945d0d4218e0b92af1f7d903e"> 938</a></span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a6a3656a945d0d4218e0b92af1f7d903e">AggregateFunctions::ReservoirSampleFinalize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00939"></a><span class="lineno"> 939</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src_val) {</div> |
| <div class="line"><a name="l00940"></a><span class="lineno"> 940</span>  DCHECK(!src_val.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00941"></a><span class="lineno"> 941</span>  DCHECK_EQ(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>));</div> |
| <div class="line"><a name="l00942"></a><span class="lineno"> 942</span>  <a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>* src = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>*<span class="keyword">></span>(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00943"></a><span class="lineno"> 943</span> </div> |
| <div class="line"><a name="l00944"></a><span class="lineno"> 944</span>  stringstream out;</div> |
| <div class="line"><a name="l00945"></a><span class="lineno"> 945</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a>; ++i) {</div> |
| <div class="line"><a name="l00946"></a><span class="lineno"> 946</span>  PrintSample<T>(src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[i], &out);</div> |
| <div class="line"><a name="l00947"></a><span class="lineno"> 947</span>  <span class="keywordflow">if</span> (i < (src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a> - 1)) out << <span class="stringliteral">", "</span>;</div> |
| <div class="line"><a name="l00948"></a><span class="lineno"> 948</span>  }</div> |
| <div class="line"><a name="l00949"></a><span class="lineno"> 949</span>  <span class="keyword">const</span> <span class="keywordtype">string</span>& out_str = out.str();</div> |
| <div class="line"><a name="l00950"></a><span class="lineno"> 950</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> result_str(ctx, out_str.size());</div> |
| <div class="line"><a name="l00951"></a><span class="lineno"> 951</span>  memcpy(result_str.ptr, out_str.c_str(), result_str.len);</div> |
| <div class="line"><a name="l00952"></a><span class="lineno"> 952</span>  ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00953"></a><span class="lineno"> 953</span>  <span class="keywordflow">return</span> result_str;</div> |
| <div class="line"><a name="l00954"></a><span class="lineno"> 954</span> }</div> |
| <div class="line"><a name="l00955"></a><span class="lineno"> 955</span> </div> |
| <div class="line"><a name="l00956"></a><span class="lineno"> 956</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00957"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#afb16b9709a23baed596b69bc4bd78c0a"> 957</a></span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#afb16b9709a23baed596b69bc4bd78c0a">AggregateFunctions::HistogramFinalize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00958"></a><span class="lineno"> 958</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src_val) {</div> |
| <div class="line"><a name="l00959"></a><span class="lineno"> 959</span>  DCHECK(!src_val.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00960"></a><span class="lineno"> 960</span>  DCHECK_EQ(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>));</div> |
| <div class="line"><a name="l00961"></a><span class="lineno"> 961</span> </div> |
| <div class="line"><a name="l00962"></a><span class="lineno"> 962</span>  <a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>* src = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>*<span class="keyword">></span>(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00963"></a><span class="lineno"> 963</span>  sort(src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>, src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a> + src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a>, SampleValLess<T>);</div> |
| <div class="line"><a name="l00964"></a><span class="lineno"> 964</span> </div> |
| <div class="line"><a name="l00965"></a><span class="lineno"> 965</span>  stringstream out;</div> |
| <div class="line"><a name="l00966"></a><span class="lineno"> 966</span>  <span class="keywordtype">int</span> num_buckets = min(src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a>, <a class="code" href="namespaceimpala.html#a9e2b58af38585e1f951f1c87a2b6b4dd">NUM_BUCKETS</a>);</div> |
| <div class="line"><a name="l00967"></a><span class="lineno"> 967</span>  <span class="keywordtype">int</span> samples_per_bucket = max(src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a> / <a class="code" href="namespaceimpala.html#a9e2b58af38585e1f951f1c87a2b6b4dd">NUM_BUCKETS</a>, 1);</div> |
| <div class="line"><a name="l00968"></a><span class="lineno"> 968</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> bucket_idx = 0; bucket_idx < num_buckets; ++bucket_idx) {</div> |
| <div class="line"><a name="l00969"></a><span class="lineno"> 969</span>  <span class="keywordtype">int</span> sample_idx = (bucket_idx + 1) * samples_per_bucket - 1;</div> |
| <div class="line"><a name="l00970"></a><span class="lineno"> 970</span>  PrintSample<T>(src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[sample_idx], &out);</div> |
| <div class="line"><a name="l00971"></a><span class="lineno"> 971</span>  <span class="keywordflow">if</span> (bucket_idx < (num_buckets - 1)) out << <span class="stringliteral">", "</span>;</div> |
| <div class="line"><a name="l00972"></a><span class="lineno"> 972</span>  }</div> |
| <div class="line"><a name="l00973"></a><span class="lineno"> 973</span>  <span class="keyword">const</span> <span class="keywordtype">string</span>& out_str = out.str();</div> |
| <div class="line"><a name="l00974"></a><span class="lineno"> 974</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> result_str(ctx, out_str.size());</div> |
| <div class="line"><a name="l00975"></a><span class="lineno"> 975</span>  memcpy(result_str.ptr, out_str.c_str(), result_str.len);</div> |
| <div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00977"></a><span class="lineno"> 977</span>  <span class="keywordflow">return</span> result_str;</div> |
| <div class="line"><a name="l00978"></a><span class="lineno"> 978</span> }</div> |
| <div class="line"><a name="l00979"></a><span class="lineno"> 979</span> </div> |
| <div class="line"><a name="l00980"></a><span class="lineno"> 980</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00981"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a7ee58727d7811f092378e4e133bba17a"> 981</a></span> T <a class="code" href="classimpala_1_1AggregateFunctions.html#a7ee58727d7811f092378e4e133bba17a">AggregateFunctions::AppxMedianFinalize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l00982"></a><span class="lineno"> 982</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src_val) {</div> |
| <div class="line"><a name="l00983"></a><span class="lineno"> 983</span>  DCHECK(!src_val.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l00984"></a><span class="lineno"> 984</span>  DCHECK_EQ(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>));</div> |
| <div class="line"><a name="l00985"></a><span class="lineno"> 985</span> </div> |
| <div class="line"><a name="l00986"></a><span class="lineno"> 986</span>  <a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>* src = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1ReservoirSampleState.html">ReservoirSampleState<T></a>*<span class="keyword">></span>(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  <span class="keywordflow">if</span> (src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a> == 0) {</div> |
| <div class="line"><a name="l00988"></a><span class="lineno"> 988</span>  ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00989"></a><span class="lineno"> 989</span>  <span class="keywordflow">return</span> T::null();</div> |
| <div class="line"><a name="l00990"></a><span class="lineno"> 990</span>  }</div> |
| <div class="line"><a name="l00991"></a><span class="lineno"> 991</span>  sort(src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>, src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a> + src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a>, SampleValLess<T>);</div> |
| <div class="line"><a name="l00992"></a><span class="lineno"> 992</span> </div> |
| <div class="line"><a name="l00993"></a><span class="lineno"> 993</span>  T result = src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">samples</a>[src-><a class="code" href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">num_samples</a> / 2].GetValue(ctx);</div> |
| <div class="line"><a name="l00994"></a><span class="lineno"> 994</span>  ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l00995"></a><span class="lineno"> 995</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l00996"></a><span class="lineno"> 996</span> }</div> |
| <div class="line"><a name="l00997"></a><span class="lineno"> 997</span> </div> |
| <div class="line"><a name="l00998"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a041d7b8aa06ee034700e8d17a9425918"> 998</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a041d7b8aa06ee034700e8d17a9425918">AggregateFunctions::HllInit</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l00999"></a><span class="lineno"> 999</span>  <span class="keywordtype">int</span> str_len = <a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">HLL_LEN</a>;</div> |
| <div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>  dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a24a7e63aa708e54ea3c8c9572a00ede2">Allocate</a>(str_len);</div> |
| <div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> = str_len;</div> |
| <div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>  memset(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, 0, str_len);</div> |
| <div class="line"><a name="l01004"></a><span class="lineno"> 1004</span> }</div> |
| <div class="line"><a name="l01005"></a><span class="lineno"> 1005</span> </div> |
| <div class="line"><a name="l01006"></a><span class="lineno"> 1006</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01007"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a0282ccfbea200d5b0c7f16e97233fbb5"> 1007</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a0282ccfbea200d5b0c7f16e97233fbb5">AggregateFunctions::HllUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> T& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>  <span class="keywordflow">if</span> (src.is_null) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>  DCHECK(!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>  DCHECK_EQ(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">HLL_LEN</a>);</div> |
| <div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>  <a class="code" href="classuint64__t.html">uint64_t</a> <a class="code" href="namespaceimpala.html#ac0255e5845537ea9f1d3938ecb19d02c">hash_value</a> =</div> |
| <div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>  <a class="code" href="classimpala_1_1AnyValUtil.html#ad68915e1754c4ce52f20097dd1650490">AnyValUtil::Hash64</a>(src, *ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a982cd2abfd09cd038eb51fbc3d89366c">GetArgType</a>(0), <a class="code" href="classimpala_1_1HashUtil.html#a766721b27bee75c285fe09877fe9187e">HashUtil::FNV64_SEED</a>);</div> |
| <div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>  <span class="keywordflow">if</span> (hash_value != 0) {</div> |
| <div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>  <span class="comment">// Use the lower bits to index into the number of streams and then</span></div> |
| <div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>  <span class="comment">// find the first 1 bit after the index bits.</span></div> |
| <div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>  <span class="keywordtype">int</span> <a class="code" href="namespacegen__ir__descriptions.html#a0d6572990c8dd576a55a21ff11d6deb7">idx</a> = hash_value & (<a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">HLL_LEN</a> - 1);</div> |
| <div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>  uint8_t first_one_bit = __builtin_ctzl(hash_value >> <a class="code" href="classimpala_1_1AggregateFunctions.html#a3fbbb4545664ca3ce01f0e2506749f22">HLL_PRECISION</a>) + 1;</div> |
| <div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>[<a class="code" href="namespacegen__ir__descriptions.html#a0d6572990c8dd576a55a21ff11d6deb7">idx</a>] = ::max(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>[idx], first_one_bit);</div> |
| <div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>  }</div> |
| <div class="line"><a name="l01020"></a><span class="lineno"> 1020</span> }</div> |
| <div class="line"><a name="l01021"></a><span class="lineno"> 1021</span> </div> |
| <div class="line"><a name="l01022"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a349dfe85ce5cec91958793726934b312"> 1022</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a349dfe85ce5cec91958793726934b312">AggregateFunctions::HllMerge</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src,</div> |
| <div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>  DCHECK(!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>  DCHECK(!src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>  DCHECK_EQ(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">HLL_LEN</a>);</div> |
| <div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>  DCHECK_EQ(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">HLL_LEN</a>);</div> |
| <div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>; ++i) {</div> |
| <div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>[i] = ::max(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>[i], src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>[i]);</div> |
| <div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>  }</div> |
| <div class="line"><a name="l01031"></a><span class="lineno"> 1031</span> }</div> |
| <div class="line"><a name="l01032"></a><span class="lineno"> 1032</span> </div> |
| <div class="line"><a name="l01033"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#aa12e1fa6a13d2fd0ed041a4eca1f40a5"> 1033</a></span> <a class="code" href="classuint64__t.html">uint64_t</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#aa12e1fa6a13d2fd0ed041a4eca1f40a5">AggregateFunctions::HllFinalEstimate</a>(<span class="keyword">const</span> uint8_t* buckets,</div> |
| <div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>  int32_t num_buckets) {</div> |
| <div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>  DCHECK_NOTNULL(buckets);</div> |
| <div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  DCHECK_EQ(num_buckets, <a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">HLL_LEN</a>);</div> |
| <div class="line"><a name="l01037"></a><span class="lineno"> 1037</span> </div> |
| <div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>  <span class="comment">// Empirical constants for the algorithm.</span></div> |
| <div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>  <span class="keywordtype">float</span> alpha = 0;</div> |
| <div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>  <span class="keywordflow">if</span> (<a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">HLL_LEN</a> == 16) {</div> |
| <div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  alpha = 0.673f;</div> |
| <div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">HLL_LEN</a> == 32) {</div> |
| <div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>  alpha = 0.697f;</div> |
| <div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">HLL_LEN</a> == 64) {</div> |
| <div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>  alpha = 0.709f;</div> |
| <div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>  alpha = 0.7213f / (1 + 1.079f / <a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">HLL_LEN</a>);</div> |
| <div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>  }</div> |
| <div class="line"><a name="l01049"></a><span class="lineno"> 1049</span> </div> |
| <div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>  <span class="keywordtype">float</span> harmonic_mean = 0;</div> |
| <div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>  <span class="keywordtype">int</span> num_zero_registers = 0;</div> |
| <div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>  <span class="comment">// TODO: Consider improving this loop (e.g. replacing 'if' with arithmetic op).</span></div> |
| <div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < num_buckets; ++i) {</div> |
| <div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>  harmonic_mean += powf(2.0f, -buckets[i]);</div> |
| <div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>  <span class="keywordflow">if</span> (buckets[i] == 0) ++num_zero_registers;</div> |
| <div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>  }</div> |
| <div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>  harmonic_mean = 1.0f / harmonic_mean;</div> |
| <div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>  int64_t estimate = alpha * <a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">HLL_LEN</a> * <a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">HLL_LEN</a> * harmonic_mean;</div> |
| <div class="line"><a name="l01059"></a><span class="lineno"> 1059</span> </div> |
| <div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>  <span class="keywordflow">if</span> (num_zero_registers != 0) {</div> |
| <div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>  <span class="comment">// Estimated cardinality is too low. Hll is too inaccurate here, instead use</span></div> |
| <div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>  <span class="comment">// linear counting.</span></div> |
| <div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>  estimate = <a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">HLL_LEN</a> * log(static_cast<float>(<a class="code" href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">HLL_LEN</a>) / num_zero_registers);</div> |
| <div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>  }</div> |
| <div class="line"><a name="l01065"></a><span class="lineno"> 1065</span> </div> |
| <div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>  <span class="keywordflow">return</span> estimate;</div> |
| <div class="line"><a name="l01067"></a><span class="lineno"> 1067</span> }</div> |
| <div class="line"><a name="l01068"></a><span class="lineno"> 1068</span> </div> |
| <div class="line"><a name="l01069"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#aff04c2cc23ae7d640036967d144279b6"> 1069</a></span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#aff04c2cc23ae7d640036967d144279b6">AggregateFunctions::HllFinalize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src) {</div> |
| <div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>  DCHECK(!src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>  <a class="code" href="classuint64__t.html">uint64_t</a> estimate = <a class="code" href="classimpala_1_1AggregateFunctions.html#aa12e1fa6a13d2fd0ed041a4eca1f40a5">HllFinalEstimate</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>  ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>  <span class="keywordflow">return</span> estimate;</div> |
| <div class="line"><a name="l01074"></a><span class="lineno"> 1074</span> }</div> |
| <div class="line"><a name="l01075"></a><span class="lineno"> 1075</span> </div> |
| <div class="line"><a name="l01076"></a><span class="lineno"> 1076</span> <span class="comment">// An implementation of a simple single pass variance algorithm. A standard UDA must</span></div> |
| <div class="line"><a name="l01077"></a><span class="lineno"> 1077</span> <span class="comment">// be single pass (i.e. does not scan the table more than once), so the most canonical</span></div> |
| <div class="line"><a name="l01078"></a><span class="lineno"> 1078</span> <span class="comment">// two pass approach is not practical.</span></div> |
| <div class="line"><a name="l01079"></a><span class="lineno"><a class="line" href="structimpala_1_1KnuthVarianceState.html"> 1079</a></span> <span class="keyword">struct </span><a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a> {</div> |
| <div class="line"><a name="l01080"></a><span class="lineno"><a class="line" href="structimpala_1_1KnuthVarianceState.html#a3bc1c30c8ab3488d4c2f289d6d1f6fdc"> 1080</a></span>  <span class="keywordtype">double</span> <a class="code" href="structimpala_1_1KnuthVarianceState.html#a3bc1c30c8ab3488d4c2f289d6d1f6fdc">mean</a>;</div> |
| <div class="line"><a name="l01081"></a><span class="lineno"><a class="line" href="structimpala_1_1KnuthVarianceState.html#a3a1fb9a9c1b88cf8914885853550ec20"> 1081</a></span>  <span class="keywordtype">double</span> <a class="code" href="structimpala_1_1KnuthVarianceState.html#a3a1fb9a9c1b88cf8914885853550ec20">m2</a>;</div> |
| <div class="line"><a name="l01082"></a><span class="lineno"><a class="line" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4"> 1082</a></span>  int64_t <a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a>;</div> |
| <div class="line"><a name="l01083"></a><span class="lineno"> 1083</span> };</div> |
| <div class="line"><a name="l01084"></a><span class="lineno"> 1084</span> </div> |
| <div class="line"><a name="l01085"></a><span class="lineno"> 1085</span> <span class="comment">// Set pop=true for population variance, false for sample variance</span></div> |
| <div class="line"><a name="l01086"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a3effcfb5bbac2a7e8b315870d13bec04"> 1086</a></span> <span class="keywordtype">double</span> <a class="code" href="namespaceimpala.html#a3effcfb5bbac2a7e8b315870d13bec04">ComputeKnuthVariance</a>(<span class="keyword">const</span> <a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>& state, <span class="keywordtype">bool</span> pop) {</div> |
| <div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>  <span class="comment">// Return zero for 1 tuple specified by</span></div> |
| <div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>  <span class="comment">// http://docs.oracle.com/cd/B19306_01/server.102/b14200/functions212.htm</span></div> |
| <div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>  <span class="keywordflow">if</span> (state.<a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a> == 1) <span class="keywordflow">return</span> 0.0;</div> |
| <div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>  <span class="keywordflow">if</span> (pop) <span class="keywordflow">return</span> state.<a class="code" href="structimpala_1_1KnuthVarianceState.html#a3a1fb9a9c1b88cf8914885853550ec20">m2</a> / state.<a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a>;</div> |
| <div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>  <span class="keywordflow">return</span> state.<a class="code" href="structimpala_1_1KnuthVarianceState.html#a3a1fb9a9c1b88cf8914885853550ec20">m2</a> / (state.<a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a> - 1);</div> |
| <div class="line"><a name="l01092"></a><span class="lineno"> 1092</span> }</div> |
| <div class="line"><a name="l01093"></a><span class="lineno"> 1093</span> </div> |
| <div class="line"><a name="l01094"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#ae73a3e458b85f01d4fcc34fd3b7c1a97"> 1094</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ae73a3e458b85f01d4fcc34fd3b7c1a97">AggregateFunctions::KnuthVarInit</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>  dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>  DCHECK_EQ(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>));</div> |
| <div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>  memset(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, 0, dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l01098"></a><span class="lineno"> 1098</span> }</div> |
| <div class="line"><a name="l01099"></a><span class="lineno"> 1099</span> </div> |
| <div class="line"><a name="l01100"></a><span class="lineno"> 1100</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01101"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a86c158a4dba685a8d75bf87a5350796a"> 1101</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a86c158a4dba685a8d75bf87a5350796a">AggregateFunctions::KnuthVarUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> T& src,</div> |
| <div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>  DCHECK(!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>  DCHECK_EQ(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>));</div> |
| <div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>  <span class="keywordflow">if</span> (src.is_null) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>  <a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>* state = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>*<span class="keyword">></span>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>  <span class="keywordtype">double</span> temp = 1 + state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a>;</div> |
| <div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>  <span class="keywordtype">double</span> delta = src.val - state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a3bc1c30c8ab3488d4c2f289d6d1f6fdc">mean</a>;</div> |
| <div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>  <span class="keywordtype">double</span> r = delta / temp;</div> |
| <div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>  state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a3bc1c30c8ab3488d4c2f289d6d1f6fdc">mean</a> += r;</div> |
| <div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>  state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a3a1fb9a9c1b88cf8914885853550ec20">m2</a> += state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a> * delta * r;</div> |
| <div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>  state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a> = temp;</div> |
| <div class="line"><a name="l01113"></a><span class="lineno"> 1113</span> }</div> |
| <div class="line"><a name="l01114"></a><span class="lineno"> 1114</span> </div> |
| <div class="line"><a name="l01115"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#aa9d7fc7f42230f626593933f81fdd80e"> 1115</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#aa9d7fc7f42230f626593933f81fdd80e">AggregateFunctions::KnuthVarMerge</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src,</div> |
| <div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>  DCHECK(!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>  DCHECK_EQ(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>));</div> |
| <div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>  DCHECK(!src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>  DCHECK_EQ(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>));</div> |
| <div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>  <span class="comment">// Reference implementation:</span></div> |
| <div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>  <span class="comment">// http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance#Parallel_algorithm</span></div> |
| <div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>  <a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>* src_state = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>*<span class="keyword">></span>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>  <a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>* dst_state = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>*<span class="keyword">></span>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>  <span class="keywordflow">if</span> (src_state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a> == 0) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>  <span class="keywordtype">double</span> delta = dst_state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a3bc1c30c8ab3488d4c2f289d6d1f6fdc">mean</a> - src_state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a3bc1c30c8ab3488d4c2f289d6d1f6fdc">mean</a>;</div> |
| <div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>  <span class="keywordtype">double</span> sum_count = dst_state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a> + src_state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a>;</div> |
| <div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>  dst_state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a3bc1c30c8ab3488d4c2f289d6d1f6fdc">mean</a> = src_state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a3bc1c30c8ab3488d4c2f289d6d1f6fdc">mean</a> + delta * (dst_state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a> / sum_count);</div> |
| <div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>  dst_state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a3a1fb9a9c1b88cf8914885853550ec20">m2</a> = (src_state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a3a1fb9a9c1b88cf8914885853550ec20">m2</a>) + dst_state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a3a1fb9a9c1b88cf8914885853550ec20">m2</a> +</div> |
| <div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>  (delta * delta) * (src_state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a> * dst_state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a> / sum_count);</div> |
| <div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>  dst_state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a> = sum_count;</div> |
| <div class="line"><a name="l01132"></a><span class="lineno"> 1132</span> }</div> |
| <div class="line"><a name="l01133"></a><span class="lineno"> 1133</span> </div> |
| <div class="line"><a name="l01134"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a1b0d7f7643f30e69a1b1ea6910ae4dee"> 1134</a></span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a1b0d7f7643f30e69a1b1ea6910ae4dee">AggregateFunctions::KnuthVarFinalize</a>(</div> |
| <div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& state_sv) {</div> |
| <div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>  <a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>* state = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>*<span class="keyword">></span>(state_sv.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01137"></a><span class="lineno"> 1137</span>  <span class="keywordflow">if</span> (state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a> == 0) <span class="keywordflow">return</span> DoubleVal::null();</div> |
| <div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>  <span class="keywordtype">double</span> variance = <a class="code" href="namespaceimpala.html#a3effcfb5bbac2a7e8b315870d13bec04">ComputeKnuthVariance</a>(*state, <span class="keyword">false</span>);</div> |
| <div class="line"><a name="l01139"></a><span class="lineno"> 1139</span>  <span class="keywordflow">return</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>(variance);</div> |
| <div class="line"><a name="l01140"></a><span class="lineno"> 1140</span> }</div> |
| <div class="line"><a name="l01141"></a><span class="lineno"> 1141</span> </div> |
| <div class="line"><a name="l01142"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a0f96004e3073757cfe90ebb27ae37ac0"> 1142</a></span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a0f96004e3073757cfe90ebb27ae37ac0">AggregateFunctions::KnuthVarPopFinalize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& state_sv) {</div> |
| <div class="line"><a name="l01144"></a><span class="lineno"> 1144</span>  DCHECK(!state_sv.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>  DCHECK_EQ(state_sv.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>));</div> |
| <div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>  <a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>* state = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>*<span class="keyword">></span>(state_sv.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>  <span class="keywordflow">if</span> (state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a> == 0) <span class="keywordflow">return</span> DoubleVal::null();</div> |
| <div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceimpala.html#a3effcfb5bbac2a7e8b315870d13bec04">ComputeKnuthVariance</a>(*state, <span class="keyword">true</span>);</div> |
| <div class="line"><a name="l01149"></a><span class="lineno"> 1149</span> }</div> |
| <div class="line"><a name="l01150"></a><span class="lineno"> 1150</span> </div> |
| <div class="line"><a name="l01151"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a4d0ae3a6ba0b671362774530be155573"> 1151</a></span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a4d0ae3a6ba0b671362774530be155573">AggregateFunctions::KnuthStddevFinalize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& state_sv) {</div> |
| <div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>  DCHECK(!state_sv.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>  DCHECK_EQ(state_sv.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>));</div> |
| <div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>  <a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>* state = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>*<span class="keyword">></span>(state_sv.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01156"></a><span class="lineno"> 1156</span>  <span class="keywordflow">if</span> (state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a> == 0) <span class="keywordflow">return</span> DoubleVal::null();</div> |
| <div class="line"><a name="l01157"></a><span class="lineno"> 1157</span>  <span class="keywordflow">return</span> sqrt(<a class="code" href="namespaceimpala.html#a3effcfb5bbac2a7e8b315870d13bec04">ComputeKnuthVariance</a>(*state, <span class="keyword">false</span>));</div> |
| <div class="line"><a name="l01158"></a><span class="lineno"> 1158</span> }</div> |
| <div class="line"><a name="l01159"></a><span class="lineno"> 1159</span> </div> |
| <div class="line"><a name="l01160"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a1bc0d5af64d102c3c360a15f173d846e"> 1160</a></span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a1bc0d5af64d102c3c360a15f173d846e">AggregateFunctions::KnuthStddevPopFinalize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& state_sv) {</div> |
| <div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>  DCHECK(!state_sv.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l01163"></a><span class="lineno"> 1163</span>  DCHECK_EQ(state_sv.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>));</div> |
| <div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>  <a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>* state = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1KnuthVarianceState.html">KnuthVarianceState</a>*<span class="keyword">></span>(state_sv.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>  <span class="keywordflow">if</span> (state-><a class="code" href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">count</a> == 0) <span class="keywordflow">return</span> DoubleVal::null();</div> |
| <div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>  <span class="keywordflow">return</span> sqrt(<a class="code" href="namespaceimpala.html#a3effcfb5bbac2a7e8b315870d13bec04">ComputeKnuthVariance</a>(*state, <span class="keyword">true</span>));</div> |
| <div class="line"><a name="l01167"></a><span class="lineno"> 1167</span> }</div> |
| <div class="line"><a name="l01168"></a><span class="lineno"> 1168</span> </div> |
| <div class="line"><a name="l01169"></a><span class="lineno"><a class="line" href="structimpala_1_1RankState.html"> 1169</a></span> <span class="keyword">struct </span><a class="code" href="structimpala_1_1RankState.html">RankState</a> {</div> |
| <div class="line"><a name="l01170"></a><span class="lineno"><a class="line" href="structimpala_1_1RankState.html#a4911ccddf82d592ba33e5f3766fbe356"> 1170</a></span>  int64_t <a class="code" href="structimpala_1_1RankState.html#a4911ccddf82d592ba33e5f3766fbe356">rank</a>;</div> |
| <div class="line"><a name="l01171"></a><span class="lineno"><a class="line" href="structimpala_1_1RankState.html#a7dfb5f8500aebd44f493cd776f16b84f"> 1171</a></span>  int64_t <a class="code" href="structimpala_1_1RankState.html#a7dfb5f8500aebd44f493cd776f16b84f">count</a>;</div> |
| <div class="line"><a name="l01172"></a><span class="lineno"><a class="line" href="structimpala_1_1RankState.html#af712525f1adc11f8522b45066acd7dea"> 1172</a></span>  <a class="code" href="structimpala_1_1RankState.html#af712525f1adc11f8522b45066acd7dea">RankState</a>() : <a class="code" href="structimpala_1_1RankState.html#a4911ccddf82d592ba33e5f3766fbe356">rank</a>(1), <a class="code" href="structimpala_1_1RankState.html#a7dfb5f8500aebd44f493cd776f16b84f">count</a>(0) { }</div> |
| <div class="line"><a name="l01173"></a><span class="lineno"> 1173</span> };</div> |
| <div class="line"><a name="l01174"></a><span class="lineno"> 1174</span> </div> |
| <div class="line"><a name="l01175"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a8d12a00ffab5ecbc70e364c114fe14d5"> 1175</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a8d12a00ffab5ecbc70e364c114fe14d5">AggregateFunctions::RankInit</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>  <span class="keywordtype">int</span> str_len = <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1RankState.html">RankState</a>);</div> |
| <div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>  dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a24a7e63aa708e54ea3c8c9572a00ede2">Allocate</a>(str_len);</div> |
| <div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> = str_len;</div> |
| <div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>  *<span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1RankState.html">RankState</a>*<span class="keyword">></span>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>) = <a class="code" href="structimpala_1_1RankState.html">RankState</a>();</div> |
| <div class="line"><a name="l01181"></a><span class="lineno"> 1181</span> }</div> |
| <div class="line"><a name="l01182"></a><span class="lineno"> 1182</span> </div> |
| <div class="line"><a name="l01183"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a8524fec9f7223e64c779565063f7f289"> 1183</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a8524fec9f7223e64c779565063f7f289">AggregateFunctions::RankUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>  DCHECK(!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>  DCHECK_EQ(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1RankState.html">RankState</a>));</div> |
| <div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>  <a class="code" href="structimpala_1_1RankState.html">RankState</a>* state = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1RankState.html">RankState</a>*<span class="keyword">></span>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>  ++state-><a class="code" href="structimpala_1_1RankState.html#a7dfb5f8500aebd44f493cd776f16b84f">count</a>;</div> |
| <div class="line"><a name="l01188"></a><span class="lineno"> 1188</span> }</div> |
| <div class="line"><a name="l01189"></a><span class="lineno"> 1189</span> </div> |
| <div class="line"><a name="l01190"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#acf30268b9c9f2c2387128689f035cf7d"> 1190</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#acf30268b9c9f2c2387128689f035cf7d">AggregateFunctions::DenseRankUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) { }</div> |
| <div class="line"><a name="l01191"></a><span class="lineno"> 1191</span> </div> |
| <div class="line"><a name="l01192"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a2ca52a14c798375183d748231c022da2"> 1192</a></span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a2ca52a14c798375183d748231c022da2">AggregateFunctions::RankGetValue</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l01193"></a><span class="lineno"> 1193</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src_val) {</div> |
| <div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>  DCHECK(!src_val.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l01195"></a><span class="lineno"> 1195</span>  DCHECK_EQ(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1RankState.html">RankState</a>));</div> |
| <div class="line"><a name="l01196"></a><span class="lineno"> 1196</span>  <a class="code" href="structimpala_1_1RankState.html">RankState</a>* state = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1RankState.html">RankState</a>*<span class="keyword">></span>(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>  DCHECK_GT(state-><a class="code" href="structimpala_1_1RankState.html#a7dfb5f8500aebd44f493cd776f16b84f">count</a>, 0);</div> |
| <div class="line"><a name="l01198"></a><span class="lineno"> 1198</span>  DCHECK_GT(state-><a class="code" href="structimpala_1_1RankState.html#a4911ccddf82d592ba33e5f3766fbe356">rank</a>, 0);</div> |
| <div class="line"><a name="l01199"></a><span class="lineno"> 1199</span>  int64_t result = state-><a class="code" href="structimpala_1_1RankState.html#a4911ccddf82d592ba33e5f3766fbe356">rank</a>;</div> |
| <div class="line"><a name="l01200"></a><span class="lineno"> 1200</span> </div> |
| <div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>  <span class="comment">// Prepares future calls for the next rank</span></div> |
| <div class="line"><a name="l01202"></a><span class="lineno"> 1202</span>  state-><a class="code" href="structimpala_1_1RankState.html#a4911ccddf82d592ba33e5f3766fbe356">rank</a> += state-><a class="code" href="structimpala_1_1RankState.html#a7dfb5f8500aebd44f493cd776f16b84f">count</a>;</div> |
| <div class="line"><a name="l01203"></a><span class="lineno"> 1203</span>  state-><a class="code" href="structimpala_1_1RankState.html#a7dfb5f8500aebd44f493cd776f16b84f">count</a> = 0;</div> |
| <div class="line"><a name="l01204"></a><span class="lineno"> 1204</span>  <span class="keywordflow">return</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>(result);</div> |
| <div class="line"><a name="l01205"></a><span class="lineno"> 1205</span> }</div> |
| <div class="line"><a name="l01206"></a><span class="lineno"> 1206</span> </div> |
| <div class="line"><a name="l01207"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a3a9fb32201d265c7f04cc90369c34040"> 1207</a></span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a3a9fb32201d265c7f04cc90369c34040">AggregateFunctions::DenseRankGetValue</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l01208"></a><span class="lineno"> 1208</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src_val) {</div> |
| <div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>  DCHECK(!src_val.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>  DCHECK_EQ(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1RankState.html">RankState</a>));</div> |
| <div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>  <a class="code" href="structimpala_1_1RankState.html">RankState</a>* state = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1RankState.html">RankState</a>*<span class="keyword">></span>(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>  DCHECK_EQ(state-><a class="code" href="structimpala_1_1RankState.html#a7dfb5f8500aebd44f493cd776f16b84f">count</a>, 0);</div> |
| <div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>  DCHECK_GT(state-><a class="code" href="structimpala_1_1RankState.html#a4911ccddf82d592ba33e5f3766fbe356">rank</a>, 0);</div> |
| <div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>  int64_t result = state-><a class="code" href="structimpala_1_1RankState.html#a4911ccddf82d592ba33e5f3766fbe356">rank</a>;</div> |
| <div class="line"><a name="l01215"></a><span class="lineno"> 1215</span> </div> |
| <div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>  <span class="comment">// Prepares future calls for the next rank</span></div> |
| <div class="line"><a name="l01217"></a><span class="lineno"> 1217</span>  ++state-><a class="code" href="structimpala_1_1RankState.html#a4911ccddf82d592ba33e5f3766fbe356">rank</a>;</div> |
| <div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>  <span class="keywordflow">return</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>(result);</div> |
| <div class="line"><a name="l01219"></a><span class="lineno"> 1219</span> }</div> |
| <div class="line"><a name="l01220"></a><span class="lineno"> 1220</span> </div> |
| <div class="line"><a name="l01221"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a9f8f5c92606191cab5c81a49a28b4e4e"> 1221</a></span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a> <a class="code" href="classimpala_1_1AggregateFunctions.html#a9f8f5c92606191cab5c81a49a28b4e4e">AggregateFunctions::RankFinalize</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx,</div> |
| <div class="line"><a name="l01222"></a><span class="lineno"> 1222</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src_val) {</div> |
| <div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>  DCHECK(!src_val.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>);</div> |
| <div class="line"><a name="l01224"></a><span class="lineno"> 1224</span>  DCHECK_EQ(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>, <span class="keyword">sizeof</span>(<a class="code" href="structimpala_1_1RankState.html">RankState</a>));</div> |
| <div class="line"><a name="l01225"></a><span class="lineno"> 1225</span>  <a class="code" href="structimpala_1_1RankState.html">RankState</a>* state = <span class="keyword">reinterpret_cast<</span><a class="code" href="structimpala_1_1RankState.html">RankState</a>*<span class="keyword">></span>(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>  int64_t result = state-><a class="code" href="structimpala_1_1RankState.html#a4911ccddf82d592ba33e5f3766fbe356">rank</a>;</div> |
| <div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>  ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(src_val.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>  <span class="keywordflow">return</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>(result);</div> |
| <div class="line"><a name="l01229"></a><span class="lineno"> 1229</span> }</div> |
| <div class="line"><a name="l01230"></a><span class="lineno"> 1230</span> </div> |
| <div class="line"><a name="l01231"></a><span class="lineno"> 1231</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01232"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#ae50bd776a53448b34f89a219b973f8e6"> 1232</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ae50bd776a53448b34f89a219b973f8e6">AggregateFunctions::LastValUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> T& src, T* dst) {</div> |
| <div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>  *dst = src;</div> |
| <div class="line"><a name="l01234"></a><span class="lineno"> 1234</span> }</div> |
| <div class="line"><a name="l01235"></a><span class="lineno"> 1235</span> </div> |
| <div class="line"><a name="l01236"></a><span class="lineno"> 1236</span> <span class="keyword">template</span> <></div> |
| <div class="line"><a name="l01237"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a9e57e88532308e6c35c945b3a68e4635"> 1237</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ae50bd776a53448b34f89a219b973f8e6">AggregateFunctions::LastValUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src,</div> |
| <div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) {</div> |
| <div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>  <span class="keywordflow">if</span> (!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>  *dst = StringVal::null();</div> |
| <div class="line"><a name="l01242"></a><span class="lineno"> 1242</span>  <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>  }</div> |
| <div class="line"><a name="l01244"></a><span class="lineno"> 1244</span> </div> |
| <div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>  <span class="keywordflow">if</span> (dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) {</div> |
| <div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a24a7e63aa708e54ea3c8c9572a00ede2">Allocate</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>  dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a> = ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a3e07497f8e6e2a9f97c55dc578afcd46">Reallocate</a>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>  }</div> |
| <div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>  memcpy(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>  dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a> = src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>;</div> |
| <div class="line"><a name="l01253"></a><span class="lineno"> 1253</span> }</div> |
| <div class="line"><a name="l01254"></a><span class="lineno"> 1254</span> </div> |
| <div class="line"><a name="l01255"></a><span class="lineno"> 1255</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01256"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a805e30a4423147b58620f7bed861eb4f"> 1256</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a805e30a4423147b58620f7bed861eb4f">AggregateFunctions::LastValRemove</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> T& src, T* dst) {</div> |
| <div class="line"><a name="l01257"></a><span class="lineno"> 1257</span>  <span class="keywordflow">if</span> (ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#a8068fa1480f2dea7f5519de544c7b92f">num_removes</a>() >= ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#abb4484dfd3d94a53301c07bf4a7e88a5">num_updates</a>()) *dst = T::null();</div> |
| <div class="line"><a name="l01258"></a><span class="lineno"> 1258</span> }</div> |
| <div class="line"><a name="l01259"></a><span class="lineno"> 1259</span> </div> |
| <div class="line"><a name="l01260"></a><span class="lineno"> 1260</span> <span class="keyword">template</span> <></div> |
| <div class="line"><a name="l01261"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#acd474d30f93aa1340f66da5d49aac331"> 1261</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a805e30a4423147b58620f7bed861eb4f">AggregateFunctions::LastValRemove</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src,</div> |
| <div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>  <span class="keywordflow">if</span> (ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#a8068fa1480f2dea7f5519de544c7b92f">num_removes</a>() >= ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#abb4484dfd3d94a53301c07bf4a7e88a5">num_updates</a>()) {</div> |
| <div class="line"><a name="l01264"></a><span class="lineno"> 1264</span>  <span class="keywordflow">if</span> (!dst-><a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">Free</a>(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>);</div> |
| <div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>  *dst = StringVal::null();</div> |
| <div class="line"><a name="l01266"></a><span class="lineno"> 1266</span>  }</div> |
| <div class="line"><a name="l01267"></a><span class="lineno"> 1267</span> }</div> |
| <div class="line"><a name="l01268"></a><span class="lineno"> 1268</span> </div> |
| <div class="line"><a name="l01269"></a><span class="lineno"> 1269</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01270"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a76adab1eef1efe30f50fc3fd2c9fb957"> 1270</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a76adab1eef1efe30f50fc3fd2c9fb957">AggregateFunctions::FirstValUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> T& src, T* dst) {</div> |
| <div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>  <span class="comment">// The first call to FirstValUpdate sets the value of dst.</span></div> |
| <div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>  <span class="keywordflow">if</span> (ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#abb4484dfd3d94a53301c07bf4a7e88a5">num_updates</a>() > 1) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l01273"></a><span class="lineno"> 1273</span>  <span class="comment">// num_updates is incremented before calling Update(), so it should never be 0.</span></div> |
| <div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>  <span class="comment">// Remove() should never be called for FIRST_VALUE.</span></div> |
| <div class="line"><a name="l01275"></a><span class="lineno"> 1275</span>  DCHECK_GT(ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#abb4484dfd3d94a53301c07bf4a7e88a5">num_updates</a>(), 0);</div> |
| <div class="line"><a name="l01276"></a><span class="lineno"> 1276</span>  DCHECK_EQ(ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#a8068fa1480f2dea7f5519de544c7b92f">num_removes</a>(), 0);</div> |
| <div class="line"><a name="l01277"></a><span class="lineno"> 1277</span>  *dst = src;</div> |
| <div class="line"><a name="l01278"></a><span class="lineno"> 1278</span> }</div> |
| <div class="line"><a name="l01279"></a><span class="lineno"> 1279</span> </div> |
| <div class="line"><a name="l01280"></a><span class="lineno"> 1280</span> <span class="keyword">template</span> <></div> |
| <div class="line"><a name="l01281"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a3913844a0eca4578d203901fc49c966a"> 1281</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a76adab1eef1efe30f50fc3fd2c9fb957">AggregateFunctions::FirstValUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src,</div> |
| <div class="line"><a name="l01282"></a><span class="lineno"> 1282</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst) {</div> |
| <div class="line"><a name="l01283"></a><span class="lineno"> 1283</span>  <span class="keywordflow">if</span> (ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#abb4484dfd3d94a53301c07bf4a7e88a5">num_updates</a>() > 1) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l01284"></a><span class="lineno"> 1284</span>  DCHECK_GT(ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#abb4484dfd3d94a53301c07bf4a7e88a5">num_updates</a>(), 0);</div> |
| <div class="line"><a name="l01285"></a><span class="lineno"> 1285</span>  DCHECK_EQ(ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impl</a>()-><a class="code" href="classimpala_1_1FunctionContextImpl.html#a8068fa1480f2dea7f5519de544c7b92f">num_removes</a>(), 0);</div> |
| <div class="line"><a name="l01286"></a><span class="lineno"> 1286</span>  <span class="keywordflow">if</span> (src.<a class="code" href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">is_null</a>) {</div> |
| <div class="line"><a name="l01287"></a><span class="lineno"> 1287</span>  *dst = StringVal::null();</div> |
| <div class="line"><a name="l01288"></a><span class="lineno"> 1288</span>  <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l01289"></a><span class="lineno"> 1289</span>  }</div> |
| <div class="line"><a name="l01290"></a><span class="lineno"> 1290</span>  *dst = <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>(ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a24a7e63aa708e54ea3c8c9572a00ede2">Allocate</a>(src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>), src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l01291"></a><span class="lineno"> 1291</span>  memcpy(dst-><a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">ptr</a>, src.<a class="code" href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">len</a>);</div> |
| <div class="line"><a name="l01292"></a><span class="lineno"> 1292</span> }</div> |
| <div class="line"><a name="l01293"></a><span class="lineno"> 1293</span> </div> |
| <div class="line"><a name="l01294"></a><span class="lineno"> 1294</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01295"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a84f11e76b7d2986defd655408798130f"> 1295</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a84f11e76b7d2986defd655408798130f">AggregateFunctions::FirstValRewriteUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> T& src,</div> |
| <div class="line"><a name="l01296"></a><span class="lineno"> 1296</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, T* dst) {</div> |
| <div class="line"><a name="l01297"></a><span class="lineno"> 1297</span>  LastValUpdate<T>(ctx, src, dst);</div> |
| <div class="line"><a name="l01298"></a><span class="lineno"> 1298</span> }</div> |
| <div class="line"><a name="l01299"></a><span class="lineno"> 1299</span> </div> |
| <div class="line"><a name="l01300"></a><span class="lineno"> 1300</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01301"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a1949a17a3fe73d37f3fd8134f2d6bcaa"> 1301</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a1949a17a3fe73d37f3fd8134f2d6bcaa">AggregateFunctions::OffsetFnInit</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, T* dst) {</div> |
| <div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>  DCHECK_EQ(ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a0eb0e2431b2954c02f1bfe97e5e0769a">GetNumArgs</a>(), 3);</div> |
| <div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>  DCHECK(ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#aad06c7a14658a9a42d5de6e7d01ae136">IsArgConstant</a>(1));</div> |
| <div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>  DCHECK(ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#aad06c7a14658a9a42d5de6e7d01ae136">IsArgConstant</a>(2));</div> |
| <div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>  DCHECK_EQ(ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a982cd2abfd09cd038eb51fbc3d89366c">GetArgType</a>(0)-><a class="code" href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html#a881ee51ecdb40ac7469151128a9193d7">type</a>, ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a982cd2abfd09cd038eb51fbc3d89366c">GetArgType</a>(2)-><a class="code" href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html#a881ee51ecdb40ac7469151128a9193d7">type</a>);</div> |
| <div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>  *dst = *<span class="keyword">static_cast<</span>T*<span class="keyword">></span>(ctx-><a class="code" href="classimpala__udf_1_1FunctionContext.html#a80f0af285424f65b0d9f395049f7a75f">GetConstantArg</a>(2));</div> |
| <div class="line"><a name="l01307"></a><span class="lineno"> 1307</span> }</div> |
| <div class="line"><a name="l01308"></a><span class="lineno"> 1308</span> </div> |
| <div class="line"><a name="l01309"></a><span class="lineno"> 1309</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01310"></a><span class="lineno"><a class="line" href="classimpala_1_1AggregateFunctions.html#a0c35a69e936cdebcbef0d5ad87523f0b"> 1310</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a0c35a69e936cdebcbef0d5ad87523f0b">AggregateFunctions::OffsetFnUpdate</a>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> T& src,</div> |
| <div class="line"><a name="l01311"></a><span class="lineno"> 1311</span>  <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <span class="keyword">const</span> T& default_value, T* dst) {</div> |
| <div class="line"><a name="l01312"></a><span class="lineno"> 1312</span>  *dst = src;</div> |
| <div class="line"><a name="l01313"></a><span class="lineno"> 1313</span> }</div> |
| <div class="line"><a name="l01314"></a><span class="lineno"> 1314</span> </div> |
| <div class="line"><a name="l01315"></a><span class="lineno"> 1315</span> <span class="comment">// Stamp out the templates for the types we need.</span></div> |
| <div class="line"><a name="l01316"></a><span class="lineno"> 1316</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::InitZero<BigIntVal>(<a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01317"></a><span class="lineno"> 1317</span> </div> |
| <div class="line"><a name="l01318"></a><span class="lineno"> 1318</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::AvgUpdate<BigIntVal>(</div> |
| <div class="line"><a name="l01319"></a><span class="lineno"> 1319</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>& input, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst);</div> |
| <div class="line"><a name="l01320"></a><span class="lineno"> 1320</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::AvgUpdate<DoubleVal>(</div> |
| <div class="line"><a name="l01321"></a><span class="lineno"> 1321</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>& input, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst);</div> |
| <div class="line"><a name="l01322"></a><span class="lineno"> 1322</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::AvgRemove<BigIntVal>(</div> |
| <div class="line"><a name="l01323"></a><span class="lineno"> 1323</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>& input, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst);</div> |
| <div class="line"><a name="l01324"></a><span class="lineno"> 1324</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::AvgRemove<DoubleVal>(</div> |
| <div class="line"><a name="l01325"></a><span class="lineno"> 1325</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>* ctx, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>& input, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst);</div> |
| <div class="line"><a name="l01326"></a><span class="lineno"> 1326</span> </div> |
| <div class="line"><a name="l01327"></a><span class="lineno"> 1327</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::SumUpdate<TinyIntVal, BigIntVal>(</div> |
| <div class="line"><a name="l01328"></a><span class="lineno"> 1328</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01329"></a><span class="lineno"> 1329</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::SumUpdate<SmallIntVal, BigIntVal>(</div> |
| <div class="line"><a name="l01330"></a><span class="lineno"> 1330</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01331"></a><span class="lineno"> 1331</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::SumUpdate<IntVal, BigIntVal>(</div> |
| <div class="line"><a name="l01332"></a><span class="lineno"> 1332</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01333"></a><span class="lineno"> 1333</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::SumUpdate<BigIntVal, BigIntVal>(</div> |
| <div class="line"><a name="l01334"></a><span class="lineno"> 1334</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01335"></a><span class="lineno"> 1335</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::SumUpdate<FloatVal, DoubleVal>(</div> |
| <div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>& src, <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>* dst);</div> |
| <div class="line"><a name="l01337"></a><span class="lineno"> 1337</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::SumUpdate<DoubleVal, DoubleVal>(</div> |
| <div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>& src, <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>* dst);</div> |
| <div class="line"><a name="l01339"></a><span class="lineno"> 1339</span> </div> |
| <div class="line"><a name="l01340"></a><span class="lineno"> 1340</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::SumRemove<TinyIntVal, BigIntVal>(</div> |
| <div class="line"><a name="l01341"></a><span class="lineno"> 1341</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01342"></a><span class="lineno"> 1342</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::SumRemove<SmallIntVal, BigIntVal>(</div> |
| <div class="line"><a name="l01343"></a><span class="lineno"> 1343</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01344"></a><span class="lineno"> 1344</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::SumRemove<IntVal, BigIntVal>(</div> |
| <div class="line"><a name="l01345"></a><span class="lineno"> 1345</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01346"></a><span class="lineno"> 1346</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::SumRemove<BigIntVal, BigIntVal>(</div> |
| <div class="line"><a name="l01347"></a><span class="lineno"> 1347</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01348"></a><span class="lineno"> 1348</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::SumRemove<FloatVal, DoubleVal>(</div> |
| <div class="line"><a name="l01349"></a><span class="lineno"> 1349</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>& src, <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>* dst);</div> |
| <div class="line"><a name="l01350"></a><span class="lineno"> 1350</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::SumRemove<DoubleVal, DoubleVal>(</div> |
| <div class="line"><a name="l01351"></a><span class="lineno"> 1351</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>& src, <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>* dst);</div> |
| <div class="line"><a name="l01352"></a><span class="lineno"> 1352</span> </div> |
| <div class="line"><a name="l01353"></a><span class="lineno"> 1353</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Min<BooleanVal>(</div> |
| <div class="line"><a name="l01354"></a><span class="lineno"> 1354</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>& src, <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>* dst);</div> |
| <div class="line"><a name="l01355"></a><span class="lineno"> 1355</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Min<TinyIntVal>(</div> |
| <div class="line"><a name="l01356"></a><span class="lineno"> 1356</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>& src, <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>* dst);</div> |
| <div class="line"><a name="l01357"></a><span class="lineno"> 1357</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Min<SmallIntVal>(</div> |
| <div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>& src, <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>* dst);</div> |
| <div class="line"><a name="l01359"></a><span class="lineno"> 1359</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Min<IntVal>(</div> |
| <div class="line"><a name="l01360"></a><span class="lineno"> 1360</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>& src, <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>* dst);</div> |
| <div class="line"><a name="l01361"></a><span class="lineno"> 1361</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Min<BigIntVal>(</div> |
| <div class="line"><a name="l01362"></a><span class="lineno"> 1362</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01363"></a><span class="lineno"> 1363</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Min<FloatVal>(</div> |
| <div class="line"><a name="l01364"></a><span class="lineno"> 1364</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>& src, <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>* dst);</div> |
| <div class="line"><a name="l01365"></a><span class="lineno"> 1365</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Min<DoubleVal>(</div> |
| <div class="line"><a name="l01366"></a><span class="lineno"> 1366</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>& src, <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>* dst);</div> |
| <div class="line"><a name="l01367"></a><span class="lineno"> 1367</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Min<StringVal>(</div> |
| <div class="line"><a name="l01368"></a><span class="lineno"> 1368</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst);</div> |
| <div class="line"><a name="l01369"></a><span class="lineno"> 1369</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Min<DecimalVal>(</div> |
| <div class="line"><a name="l01370"></a><span class="lineno"> 1370</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src, <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>* dst);</div> |
| <div class="line"><a name="l01371"></a><span class="lineno"> 1371</span> </div> |
| <div class="line"><a name="l01372"></a><span class="lineno"> 1372</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Max<BooleanVal>(</div> |
| <div class="line"><a name="l01373"></a><span class="lineno"> 1373</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>& src, <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>* dst);</div> |
| <div class="line"><a name="l01374"></a><span class="lineno"> 1374</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Max<TinyIntVal>(</div> |
| <div class="line"><a name="l01375"></a><span class="lineno"> 1375</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>& src, <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>* dst);</div> |
| <div class="line"><a name="l01376"></a><span class="lineno"> 1376</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Max<SmallIntVal>(</div> |
| <div class="line"><a name="l01377"></a><span class="lineno"> 1377</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>& src, <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>* dst);</div> |
| <div class="line"><a name="l01378"></a><span class="lineno"> 1378</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Max<IntVal>(</div> |
| <div class="line"><a name="l01379"></a><span class="lineno"> 1379</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>& src, <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>* dst);</div> |
| <div class="line"><a name="l01380"></a><span class="lineno"> 1380</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Max<BigIntVal>(</div> |
| <div class="line"><a name="l01381"></a><span class="lineno"> 1381</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01382"></a><span class="lineno"> 1382</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Max<FloatVal>(</div> |
| <div class="line"><a name="l01383"></a><span class="lineno"> 1383</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>& src, <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>* dst);</div> |
| <div class="line"><a name="l01384"></a><span class="lineno"> 1384</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Max<DoubleVal>(</div> |
| <div class="line"><a name="l01385"></a><span class="lineno"> 1385</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>& src, <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>* dst);</div> |
| <div class="line"><a name="l01386"></a><span class="lineno"> 1386</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Max<StringVal>(</div> |
| <div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst);</div> |
| <div class="line"><a name="l01388"></a><span class="lineno"> 1388</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::Max<DecimalVal>(</div> |
| <div class="line"><a name="l01389"></a><span class="lineno"> 1389</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src, <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>* dst);</div> |
| <div class="line"><a name="l01390"></a><span class="lineno"> 1390</span> </div> |
| <div class="line"><a name="l01391"></a><span class="lineno"> 1391</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a32760a06f67ac4141975d4a464cbdac5">AggregateFunctions::PcUpdate</a>(</div> |
| <div class="line"><a name="l01392"></a><span class="lineno"> 1392</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01393"></a><span class="lineno"> 1393</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a32760a06f67ac4141975d4a464cbdac5">AggregateFunctions::PcUpdate</a>(</div> |
| <div class="line"><a name="l01394"></a><span class="lineno"> 1394</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01395"></a><span class="lineno"> 1395</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a32760a06f67ac4141975d4a464cbdac5">AggregateFunctions::PcUpdate</a>(</div> |
| <div class="line"><a name="l01396"></a><span class="lineno"> 1396</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01397"></a><span class="lineno"> 1397</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a32760a06f67ac4141975d4a464cbdac5">AggregateFunctions::PcUpdate</a>(</div> |
| <div class="line"><a name="l01398"></a><span class="lineno"> 1398</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01399"></a><span class="lineno"> 1399</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a32760a06f67ac4141975d4a464cbdac5">AggregateFunctions::PcUpdate</a>(</div> |
| <div class="line"><a name="l01400"></a><span class="lineno"> 1400</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01401"></a><span class="lineno"> 1401</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a32760a06f67ac4141975d4a464cbdac5">AggregateFunctions::PcUpdate</a>(</div> |
| <div class="line"><a name="l01402"></a><span class="lineno"> 1402</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01403"></a><span class="lineno"> 1403</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a32760a06f67ac4141975d4a464cbdac5">AggregateFunctions::PcUpdate</a>(</div> |
| <div class="line"><a name="l01404"></a><span class="lineno"> 1404</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01405"></a><span class="lineno"> 1405</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a32760a06f67ac4141975d4a464cbdac5">AggregateFunctions::PcUpdate</a>(</div> |
| <div class="line"><a name="l01406"></a><span class="lineno"> 1406</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01407"></a><span class="lineno"> 1407</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a32760a06f67ac4141975d4a464cbdac5">AggregateFunctions::PcUpdate</a>(</div> |
| <div class="line"><a name="l01408"></a><span class="lineno"> 1408</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01409"></a><span class="lineno"> 1409</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a32760a06f67ac4141975d4a464cbdac5">AggregateFunctions::PcUpdate</a>(</div> |
| <div class="line"><a name="l01410"></a><span class="lineno"> 1410</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01411"></a><span class="lineno"> 1411</span> </div> |
| <div class="line"><a name="l01412"></a><span class="lineno"> 1412</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a47cae332ad02d26e1b36e625934dc953">AggregateFunctions::PcsaUpdate</a>(</div> |
| <div class="line"><a name="l01413"></a><span class="lineno"> 1413</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01414"></a><span class="lineno"> 1414</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a47cae332ad02d26e1b36e625934dc953">AggregateFunctions::PcsaUpdate</a>(</div> |
| <div class="line"><a name="l01415"></a><span class="lineno"> 1415</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01416"></a><span class="lineno"> 1416</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a47cae332ad02d26e1b36e625934dc953">AggregateFunctions::PcsaUpdate</a>(</div> |
| <div class="line"><a name="l01417"></a><span class="lineno"> 1417</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01418"></a><span class="lineno"> 1418</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a47cae332ad02d26e1b36e625934dc953">AggregateFunctions::PcsaUpdate</a>(</div> |
| <div class="line"><a name="l01419"></a><span class="lineno"> 1419</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01420"></a><span class="lineno"> 1420</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a47cae332ad02d26e1b36e625934dc953">AggregateFunctions::PcsaUpdate</a>(</div> |
| <div class="line"><a name="l01421"></a><span class="lineno"> 1421</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01422"></a><span class="lineno"> 1422</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a47cae332ad02d26e1b36e625934dc953">AggregateFunctions::PcsaUpdate</a>(</div> |
| <div class="line"><a name="l01423"></a><span class="lineno"> 1423</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01424"></a><span class="lineno"> 1424</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a47cae332ad02d26e1b36e625934dc953">AggregateFunctions::PcsaUpdate</a>(</div> |
| <div class="line"><a name="l01425"></a><span class="lineno"> 1425</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01426"></a><span class="lineno"> 1426</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a47cae332ad02d26e1b36e625934dc953">AggregateFunctions::PcsaUpdate</a>(</div> |
| <div class="line"><a name="l01427"></a><span class="lineno"> 1427</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01428"></a><span class="lineno"> 1428</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a47cae332ad02d26e1b36e625934dc953">AggregateFunctions::PcsaUpdate</a>(</div> |
| <div class="line"><a name="l01429"></a><span class="lineno"> 1429</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01430"></a><span class="lineno"> 1430</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a47cae332ad02d26e1b36e625934dc953">AggregateFunctions::PcsaUpdate</a>(</div> |
| <div class="line"><a name="l01431"></a><span class="lineno"> 1431</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01432"></a><span class="lineno"> 1432</span> </div> |
| <div class="line"><a name="l01433"></a><span class="lineno"> 1433</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleInit<BooleanVal>(</div> |
| <div class="line"><a name="l01434"></a><span class="lineno"> 1434</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01435"></a><span class="lineno"> 1435</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleInit<TinyIntVal>(</div> |
| <div class="line"><a name="l01436"></a><span class="lineno"> 1436</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01437"></a><span class="lineno"> 1437</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleInit<SmallIntVal>(</div> |
| <div class="line"><a name="l01438"></a><span class="lineno"> 1438</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01439"></a><span class="lineno"> 1439</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleInit<IntVal>(</div> |
| <div class="line"><a name="l01440"></a><span class="lineno"> 1440</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01441"></a><span class="lineno"> 1441</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleInit<BigIntVal>(</div> |
| <div class="line"><a name="l01442"></a><span class="lineno"> 1442</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01443"></a><span class="lineno"> 1443</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleInit<FloatVal>(</div> |
| <div class="line"><a name="l01444"></a><span class="lineno"> 1444</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01445"></a><span class="lineno"> 1445</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleInit<DoubleVal>(</div> |
| <div class="line"><a name="l01446"></a><span class="lineno"> 1446</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01447"></a><span class="lineno"> 1447</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleInit<StringVal>(</div> |
| <div class="line"><a name="l01448"></a><span class="lineno"> 1448</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01449"></a><span class="lineno"> 1449</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleInit<TimestampVal>(</div> |
| <div class="line"><a name="l01450"></a><span class="lineno"> 1450</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01451"></a><span class="lineno"> 1451</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleInit<DecimalVal>(</div> |
| <div class="line"><a name="l01452"></a><span class="lineno"> 1452</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01453"></a><span class="lineno"> 1453</span> </div> |
| <div class="line"><a name="l01454"></a><span class="lineno"> 1454</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ac6f314ac8720a90f7436f2fe1debfcf0">AggregateFunctions::ReservoirSampleUpdate</a>(</div> |
| <div class="line"><a name="l01455"></a><span class="lineno"> 1455</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01456"></a><span class="lineno"> 1456</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ac6f314ac8720a90f7436f2fe1debfcf0">AggregateFunctions::ReservoirSampleUpdate</a>(</div> |
| <div class="line"><a name="l01457"></a><span class="lineno"> 1457</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01458"></a><span class="lineno"> 1458</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ac6f314ac8720a90f7436f2fe1debfcf0">AggregateFunctions::ReservoirSampleUpdate</a>(</div> |
| <div class="line"><a name="l01459"></a><span class="lineno"> 1459</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01460"></a><span class="lineno"> 1460</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ac6f314ac8720a90f7436f2fe1debfcf0">AggregateFunctions::ReservoirSampleUpdate</a>(</div> |
| <div class="line"><a name="l01461"></a><span class="lineno"> 1461</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01462"></a><span class="lineno"> 1462</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ac6f314ac8720a90f7436f2fe1debfcf0">AggregateFunctions::ReservoirSampleUpdate</a>(</div> |
| <div class="line"><a name="l01463"></a><span class="lineno"> 1463</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01464"></a><span class="lineno"> 1464</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ac6f314ac8720a90f7436f2fe1debfcf0">AggregateFunctions::ReservoirSampleUpdate</a>(</div> |
| <div class="line"><a name="l01465"></a><span class="lineno"> 1465</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01466"></a><span class="lineno"> 1466</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ac6f314ac8720a90f7436f2fe1debfcf0">AggregateFunctions::ReservoirSampleUpdate</a>(</div> |
| <div class="line"><a name="l01467"></a><span class="lineno"> 1467</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01468"></a><span class="lineno"> 1468</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ac6f314ac8720a90f7436f2fe1debfcf0">AggregateFunctions::ReservoirSampleUpdate</a>(</div> |
| <div class="line"><a name="l01469"></a><span class="lineno"> 1469</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01470"></a><span class="lineno"> 1470</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ac6f314ac8720a90f7436f2fe1debfcf0">AggregateFunctions::ReservoirSampleUpdate</a>(</div> |
| <div class="line"><a name="l01471"></a><span class="lineno"> 1471</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01472"></a><span class="lineno"> 1472</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#ac6f314ac8720a90f7436f2fe1debfcf0">AggregateFunctions::ReservoirSampleUpdate</a>(</div> |
| <div class="line"><a name="l01473"></a><span class="lineno"> 1473</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01474"></a><span class="lineno"> 1474</span> </div> |
| <div class="line"><a name="l01475"></a><span class="lineno"> 1475</span> <span class="keyword">template</span> <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleSerialize<BooleanVal>(</div> |
| <div class="line"><a name="l01476"></a><span class="lineno"> 1476</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01477"></a><span class="lineno"> 1477</span> <span class="keyword">template</span> <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleSerialize<TinyIntVal>(</div> |
| <div class="line"><a name="l01478"></a><span class="lineno"> 1478</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01479"></a><span class="lineno"> 1479</span> <span class="keyword">template</span> <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleSerialize<SmallIntVal>(</div> |
| <div class="line"><a name="l01480"></a><span class="lineno"> 1480</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01481"></a><span class="lineno"> 1481</span> <span class="keyword">template</span> <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleSerialize<IntVal>(</div> |
| <div class="line"><a name="l01482"></a><span class="lineno"> 1482</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01483"></a><span class="lineno"> 1483</span> <span class="keyword">template</span> <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleSerialize<BigIntVal>(</div> |
| <div class="line"><a name="l01484"></a><span class="lineno"> 1484</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01485"></a><span class="lineno"> 1485</span> <span class="keyword">template</span> <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleSerialize<FloatVal>(</div> |
| <div class="line"><a name="l01486"></a><span class="lineno"> 1486</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01487"></a><span class="lineno"> 1487</span> <span class="keyword">template</span> <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleSerialize<DoubleVal>(</div> |
| <div class="line"><a name="l01488"></a><span class="lineno"> 1488</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01489"></a><span class="lineno"> 1489</span> <span class="keyword">template</span> <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleSerialize<StringVal>(</div> |
| <div class="line"><a name="l01490"></a><span class="lineno"> 1490</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01491"></a><span class="lineno"> 1491</span> <span class="keyword">template</span> <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleSerialize<TimestampVal>(</div> |
| <div class="line"><a name="l01492"></a><span class="lineno"> 1492</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01493"></a><span class="lineno"> 1493</span> <span class="keyword">template</span> <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleSerialize<DecimalVal>(</div> |
| <div class="line"><a name="l01494"></a><span class="lineno"> 1494</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01495"></a><span class="lineno"> 1495</span> </div> |
| <div class="line"><a name="l01496"></a><span class="lineno"> 1496</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleMerge<BooleanVal>(</div> |
| <div class="line"><a name="l01497"></a><span class="lineno"> 1497</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01498"></a><span class="lineno"> 1498</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleMerge<TinyIntVal>(</div> |
| <div class="line"><a name="l01499"></a><span class="lineno"> 1499</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01500"></a><span class="lineno"> 1500</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleMerge<SmallIntVal>(</div> |
| <div class="line"><a name="l01501"></a><span class="lineno"> 1501</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01502"></a><span class="lineno"> 1502</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleMerge<IntVal>(</div> |
| <div class="line"><a name="l01503"></a><span class="lineno"> 1503</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01504"></a><span class="lineno"> 1504</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleMerge<BigIntVal>(</div> |
| <div class="line"><a name="l01505"></a><span class="lineno"> 1505</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01506"></a><span class="lineno"> 1506</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleMerge<FloatVal>(</div> |
| <div class="line"><a name="l01507"></a><span class="lineno"> 1507</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01508"></a><span class="lineno"> 1508</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleMerge<DoubleVal>(</div> |
| <div class="line"><a name="l01509"></a><span class="lineno"> 1509</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01510"></a><span class="lineno"> 1510</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleMerge<StringVal>(</div> |
| <div class="line"><a name="l01511"></a><span class="lineno"> 1511</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01512"></a><span class="lineno"> 1512</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleMerge<TimestampVal>(</div> |
| <div class="line"><a name="l01513"></a><span class="lineno"> 1513</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01514"></a><span class="lineno"> 1514</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::ReservoirSampleMerge<DecimalVal>(</div> |
| <div class="line"><a name="l01515"></a><span class="lineno"> 1515</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01516"></a><span class="lineno"> 1516</span> </div> |
| <div class="line"><a name="l01517"></a><span class="lineno"> 1517</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleFinalize<BooleanVal>(</div> |
| <div class="line"><a name="l01518"></a><span class="lineno"> 1518</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01519"></a><span class="lineno"> 1519</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleFinalize<TinyIntVal>(</div> |
| <div class="line"><a name="l01520"></a><span class="lineno"> 1520</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01521"></a><span class="lineno"> 1521</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleFinalize<SmallIntVal>(</div> |
| <div class="line"><a name="l01522"></a><span class="lineno"> 1522</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01523"></a><span class="lineno"> 1523</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleFinalize<IntVal>(</div> |
| <div class="line"><a name="l01524"></a><span class="lineno"> 1524</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01525"></a><span class="lineno"> 1525</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleFinalize<BigIntVal>(</div> |
| <div class="line"><a name="l01526"></a><span class="lineno"> 1526</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01527"></a><span class="lineno"> 1527</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleFinalize<FloatVal>(</div> |
| <div class="line"><a name="l01528"></a><span class="lineno"> 1528</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01529"></a><span class="lineno"> 1529</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleFinalize<DoubleVal>(</div> |
| <div class="line"><a name="l01530"></a><span class="lineno"> 1530</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01531"></a><span class="lineno"> 1531</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleFinalize<StringVal>(</div> |
| <div class="line"><a name="l01532"></a><span class="lineno"> 1532</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01533"></a><span class="lineno"> 1533</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleFinalize<TimestampVal>(</div> |
| <div class="line"><a name="l01534"></a><span class="lineno"> 1534</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01535"></a><span class="lineno"> 1535</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::ReservoirSampleFinalize<DecimalVal>(</div> |
| <div class="line"><a name="l01536"></a><span class="lineno"> 1536</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01537"></a><span class="lineno"> 1537</span> </div> |
| <div class="line"><a name="l01538"></a><span class="lineno"> 1538</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::HistogramFinalize<BooleanVal>(</div> |
| <div class="line"><a name="l01539"></a><span class="lineno"> 1539</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01540"></a><span class="lineno"> 1540</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::HistogramFinalize<TinyIntVal>(</div> |
| <div class="line"><a name="l01541"></a><span class="lineno"> 1541</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01542"></a><span class="lineno"> 1542</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::HistogramFinalize<SmallIntVal>(</div> |
| <div class="line"><a name="l01543"></a><span class="lineno"> 1543</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01544"></a><span class="lineno"> 1544</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::HistogramFinalize<IntVal>(</div> |
| <div class="line"><a name="l01545"></a><span class="lineno"> 1545</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01546"></a><span class="lineno"> 1546</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::HistogramFinalize<BigIntVal>(</div> |
| <div class="line"><a name="l01547"></a><span class="lineno"> 1547</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01548"></a><span class="lineno"> 1548</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::HistogramFinalize<FloatVal>(</div> |
| <div class="line"><a name="l01549"></a><span class="lineno"> 1549</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01550"></a><span class="lineno"> 1550</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::HistogramFinalize<DoubleVal>(</div> |
| <div class="line"><a name="l01551"></a><span class="lineno"> 1551</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01552"></a><span class="lineno"> 1552</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::HistogramFinalize<StringVal>(</div> |
| <div class="line"><a name="l01553"></a><span class="lineno"> 1553</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01554"></a><span class="lineno"> 1554</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::HistogramFinalize<TimestampVal>(</div> |
| <div class="line"><a name="l01555"></a><span class="lineno"> 1555</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01556"></a><span class="lineno"> 1556</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::HistogramFinalize<DecimalVal>(</div> |
| <div class="line"><a name="l01557"></a><span class="lineno"> 1557</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01558"></a><span class="lineno"> 1558</span> </div> |
| <div class="line"><a name="l01559"></a><span class="lineno"> 1559</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a> AggregateFunctions::AppxMedianFinalize<BooleanVal>(</div> |
| <div class="line"><a name="l01560"></a><span class="lineno"> 1560</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01561"></a><span class="lineno"> 1561</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a> AggregateFunctions::AppxMedianFinalize<TinyIntVal>(</div> |
| <div class="line"><a name="l01562"></a><span class="lineno"> 1562</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01563"></a><span class="lineno"> 1563</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a> AggregateFunctions::AppxMedianFinalize<SmallIntVal>(</div> |
| <div class="line"><a name="l01564"></a><span class="lineno"> 1564</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01565"></a><span class="lineno"> 1565</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a> AggregateFunctions::AppxMedianFinalize<IntVal>(</div> |
| <div class="line"><a name="l01566"></a><span class="lineno"> 1566</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01567"></a><span class="lineno"> 1567</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a> AggregateFunctions::AppxMedianFinalize<BigIntVal>(</div> |
| <div class="line"><a name="l01568"></a><span class="lineno"> 1568</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01569"></a><span class="lineno"> 1569</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a> AggregateFunctions::AppxMedianFinalize<FloatVal>(</div> |
| <div class="line"><a name="l01570"></a><span class="lineno"> 1570</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01571"></a><span class="lineno"> 1571</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a> AggregateFunctions::AppxMedianFinalize<DoubleVal>(</div> |
| <div class="line"><a name="l01572"></a><span class="lineno"> 1572</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01573"></a><span class="lineno"> 1573</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a> AggregateFunctions::AppxMedianFinalize<StringVal>(</div> |
| <div class="line"><a name="l01574"></a><span class="lineno"> 1574</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01575"></a><span class="lineno"> 1575</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a> AggregateFunctions::AppxMedianFinalize<TimestampVal>(</div> |
| <div class="line"><a name="l01576"></a><span class="lineno"> 1576</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01577"></a><span class="lineno"> 1577</span> <span class="keyword">template</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a> AggregateFunctions::AppxMedianFinalize<DecimalVal>(</div> |
| <div class="line"><a name="l01578"></a><span class="lineno"> 1578</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&);</div> |
| <div class="line"><a name="l01579"></a><span class="lineno"> 1579</span> </div> |
| <div class="line"><a name="l01580"></a><span class="lineno"> 1580</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a0282ccfbea200d5b0c7f16e97233fbb5">AggregateFunctions::HllUpdate</a>(</div> |
| <div class="line"><a name="l01581"></a><span class="lineno"> 1581</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01582"></a><span class="lineno"> 1582</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a0282ccfbea200d5b0c7f16e97233fbb5">AggregateFunctions::HllUpdate</a>(</div> |
| <div class="line"><a name="l01583"></a><span class="lineno"> 1583</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01584"></a><span class="lineno"> 1584</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a0282ccfbea200d5b0c7f16e97233fbb5">AggregateFunctions::HllUpdate</a>(</div> |
| <div class="line"><a name="l01585"></a><span class="lineno"> 1585</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01586"></a><span class="lineno"> 1586</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a0282ccfbea200d5b0c7f16e97233fbb5">AggregateFunctions::HllUpdate</a>(</div> |
| <div class="line"><a name="l01587"></a><span class="lineno"> 1587</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01588"></a><span class="lineno"> 1588</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a0282ccfbea200d5b0c7f16e97233fbb5">AggregateFunctions::HllUpdate</a>(</div> |
| <div class="line"><a name="l01589"></a><span class="lineno"> 1589</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01590"></a><span class="lineno"> 1590</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a0282ccfbea200d5b0c7f16e97233fbb5">AggregateFunctions::HllUpdate</a>(</div> |
| <div class="line"><a name="l01591"></a><span class="lineno"> 1591</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01592"></a><span class="lineno"> 1592</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a0282ccfbea200d5b0c7f16e97233fbb5">AggregateFunctions::HllUpdate</a>(</div> |
| <div class="line"><a name="l01593"></a><span class="lineno"> 1593</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01594"></a><span class="lineno"> 1594</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a0282ccfbea200d5b0c7f16e97233fbb5">AggregateFunctions::HllUpdate</a>(</div> |
| <div class="line"><a name="l01595"></a><span class="lineno"> 1595</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01596"></a><span class="lineno"> 1596</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a0282ccfbea200d5b0c7f16e97233fbb5">AggregateFunctions::HllUpdate</a>(</div> |
| <div class="line"><a name="l01597"></a><span class="lineno"> 1597</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01598"></a><span class="lineno"> 1598</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a0282ccfbea200d5b0c7f16e97233fbb5">AggregateFunctions::HllUpdate</a>(</div> |
| <div class="line"><a name="l01599"></a><span class="lineno"> 1599</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01600"></a><span class="lineno"> 1600</span> </div> |
| <div class="line"><a name="l01601"></a><span class="lineno"> 1601</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a86c158a4dba685a8d75bf87a5350796a">AggregateFunctions::KnuthVarUpdate</a>(</div> |
| <div class="line"><a name="l01602"></a><span class="lineno"> 1602</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01603"></a><span class="lineno"> 1603</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a86c158a4dba685a8d75bf87a5350796a">AggregateFunctions::KnuthVarUpdate</a>(</div> |
| <div class="line"><a name="l01604"></a><span class="lineno"> 1604</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01605"></a><span class="lineno"> 1605</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a86c158a4dba685a8d75bf87a5350796a">AggregateFunctions::KnuthVarUpdate</a>(</div> |
| <div class="line"><a name="l01606"></a><span class="lineno"> 1606</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01607"></a><span class="lineno"> 1607</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a86c158a4dba685a8d75bf87a5350796a">AggregateFunctions::KnuthVarUpdate</a>(</div> |
| <div class="line"><a name="l01608"></a><span class="lineno"> 1608</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01609"></a><span class="lineno"> 1609</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a86c158a4dba685a8d75bf87a5350796a">AggregateFunctions::KnuthVarUpdate</a>(</div> |
| <div class="line"><a name="l01610"></a><span class="lineno"> 1610</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01611"></a><span class="lineno"> 1611</span> <span class="keyword">template</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1AggregateFunctions.html#a86c158a4dba685a8d75bf87a5350796a">AggregateFunctions::KnuthVarUpdate</a>(</div> |
| <div class="line"><a name="l01612"></a><span class="lineno"> 1612</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01613"></a><span class="lineno"> 1613</span> </div> |
| <div class="line"><a name="l01614"></a><span class="lineno"> 1614</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValUpdate<BooleanVal>(</div> |
| <div class="line"><a name="l01615"></a><span class="lineno"> 1615</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>& src, <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>* dst);</div> |
| <div class="line"><a name="l01616"></a><span class="lineno"> 1616</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValUpdate<TinyIntVal>(</div> |
| <div class="line"><a name="l01617"></a><span class="lineno"> 1617</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>& src, <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>* dst);</div> |
| <div class="line"><a name="l01618"></a><span class="lineno"> 1618</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValUpdate<SmallIntVal>(</div> |
| <div class="line"><a name="l01619"></a><span class="lineno"> 1619</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>& src, <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>* dst);</div> |
| <div class="line"><a name="l01620"></a><span class="lineno"> 1620</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValUpdate<IntVal>(</div> |
| <div class="line"><a name="l01621"></a><span class="lineno"> 1621</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>& src, <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>* dst);</div> |
| <div class="line"><a name="l01622"></a><span class="lineno"> 1622</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValUpdate<BigIntVal>(</div> |
| <div class="line"><a name="l01623"></a><span class="lineno"> 1623</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01624"></a><span class="lineno"> 1624</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValUpdate<FloatVal>(</div> |
| <div class="line"><a name="l01625"></a><span class="lineno"> 1625</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>& src, <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>* dst);</div> |
| <div class="line"><a name="l01626"></a><span class="lineno"> 1626</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValUpdate<DoubleVal>(</div> |
| <div class="line"><a name="l01627"></a><span class="lineno"> 1627</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>& src, <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>* dst);</div> |
| <div class="line"><a name="l01628"></a><span class="lineno"> 1628</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValUpdate<StringVal>(</div> |
| <div class="line"><a name="l01629"></a><span class="lineno"> 1629</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst);</div> |
| <div class="line"><a name="l01630"></a><span class="lineno"> 1630</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValUpdate<TimestampVal>(</div> |
| <div class="line"><a name="l01631"></a><span class="lineno"> 1631</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>& src, <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>* dst);</div> |
| <div class="line"><a name="l01632"></a><span class="lineno"> 1632</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValUpdate<DecimalVal>(</div> |
| <div class="line"><a name="l01633"></a><span class="lineno"> 1633</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src, <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>* dst);</div> |
| <div class="line"><a name="l01634"></a><span class="lineno"> 1634</span> </div> |
| <div class="line"><a name="l01635"></a><span class="lineno"> 1635</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValRemove<BooleanVal>(</div> |
| <div class="line"><a name="l01636"></a><span class="lineno"> 1636</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>& src, <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>* dst);</div> |
| <div class="line"><a name="l01637"></a><span class="lineno"> 1637</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValRemove<TinyIntVal>(</div> |
| <div class="line"><a name="l01638"></a><span class="lineno"> 1638</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>& src, <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>* dst);</div> |
| <div class="line"><a name="l01639"></a><span class="lineno"> 1639</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValRemove<SmallIntVal>(</div> |
| <div class="line"><a name="l01640"></a><span class="lineno"> 1640</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>& src, <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>* dst);</div> |
| <div class="line"><a name="l01641"></a><span class="lineno"> 1641</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValRemove<IntVal>(</div> |
| <div class="line"><a name="l01642"></a><span class="lineno"> 1642</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>& src, <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>* dst);</div> |
| <div class="line"><a name="l01643"></a><span class="lineno"> 1643</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValRemove<BigIntVal>(</div> |
| <div class="line"><a name="l01644"></a><span class="lineno"> 1644</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01645"></a><span class="lineno"> 1645</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValRemove<FloatVal>(</div> |
| <div class="line"><a name="l01646"></a><span class="lineno"> 1646</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>& src, <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>* dst);</div> |
| <div class="line"><a name="l01647"></a><span class="lineno"> 1647</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValRemove<DoubleVal>(</div> |
| <div class="line"><a name="l01648"></a><span class="lineno"> 1648</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>& src, <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>* dst);</div> |
| <div class="line"><a name="l01649"></a><span class="lineno"> 1649</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValRemove<StringVal>(</div> |
| <div class="line"><a name="l01650"></a><span class="lineno"> 1650</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst);</div> |
| <div class="line"><a name="l01651"></a><span class="lineno"> 1651</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValRemove<TimestampVal>(</div> |
| <div class="line"><a name="l01652"></a><span class="lineno"> 1652</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>& src, <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>* dst);</div> |
| <div class="line"><a name="l01653"></a><span class="lineno"> 1653</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::LastValRemove<DecimalVal>(</div> |
| <div class="line"><a name="l01654"></a><span class="lineno"> 1654</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src, <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>* dst);</div> |
| <div class="line"><a name="l01655"></a><span class="lineno"> 1655</span> </div> |
| <div class="line"><a name="l01656"></a><span class="lineno"> 1656</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValUpdate<BooleanVal>(</div> |
| <div class="line"><a name="l01657"></a><span class="lineno"> 1657</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>& src, <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>* dst);</div> |
| <div class="line"><a name="l01658"></a><span class="lineno"> 1658</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValUpdate<TinyIntVal>(</div> |
| <div class="line"><a name="l01659"></a><span class="lineno"> 1659</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>& src, <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>* dst);</div> |
| <div class="line"><a name="l01660"></a><span class="lineno"> 1660</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValUpdate<SmallIntVal>(</div> |
| <div class="line"><a name="l01661"></a><span class="lineno"> 1661</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>& src, <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>* dst);</div> |
| <div class="line"><a name="l01662"></a><span class="lineno"> 1662</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValUpdate<IntVal>(</div> |
| <div class="line"><a name="l01663"></a><span class="lineno"> 1663</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>& src, <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>* dst);</div> |
| <div class="line"><a name="l01664"></a><span class="lineno"> 1664</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValUpdate<BigIntVal>(</div> |
| <div class="line"><a name="l01665"></a><span class="lineno"> 1665</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>& src, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01666"></a><span class="lineno"> 1666</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValUpdate<FloatVal>(</div> |
| <div class="line"><a name="l01667"></a><span class="lineno"> 1667</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>& src, <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>* dst);</div> |
| <div class="line"><a name="l01668"></a><span class="lineno"> 1668</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValUpdate<DoubleVal>(</div> |
| <div class="line"><a name="l01669"></a><span class="lineno"> 1669</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>& src, <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>* dst);</div> |
| <div class="line"><a name="l01670"></a><span class="lineno"> 1670</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValUpdate<StringVal>(</div> |
| <div class="line"><a name="l01671"></a><span class="lineno"> 1671</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst);</div> |
| <div class="line"><a name="l01672"></a><span class="lineno"> 1672</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValUpdate<TimestampVal>(</div> |
| <div class="line"><a name="l01673"></a><span class="lineno"> 1673</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>& src, <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>* dst);</div> |
| <div class="line"><a name="l01674"></a><span class="lineno"> 1674</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValUpdate<DecimalVal>(</div> |
| <div class="line"><a name="l01675"></a><span class="lineno"> 1675</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src, <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>* dst);</div> |
| <div class="line"><a name="l01676"></a><span class="lineno"> 1676</span> </div> |
| <div class="line"><a name="l01677"></a><span class="lineno"> 1677</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValRewriteUpdate<BooleanVal>(</div> |
| <div class="line"><a name="l01678"></a><span class="lineno"> 1678</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>* dst);</div> |
| <div class="line"><a name="l01679"></a><span class="lineno"> 1679</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValRewriteUpdate<TinyIntVal>(</div> |
| <div class="line"><a name="l01680"></a><span class="lineno"> 1680</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>* dst);</div> |
| <div class="line"><a name="l01681"></a><span class="lineno"> 1681</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValRewriteUpdate<SmallIntVal>(</div> |
| <div class="line"><a name="l01682"></a><span class="lineno"> 1682</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>* dst);</div> |
| <div class="line"><a name="l01683"></a><span class="lineno"> 1683</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValRewriteUpdate<IntVal>(</div> |
| <div class="line"><a name="l01684"></a><span class="lineno"> 1684</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>* dst);</div> |
| <div class="line"><a name="l01685"></a><span class="lineno"> 1685</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValRewriteUpdate<BigIntVal>(</div> |
| <div class="line"><a name="l01686"></a><span class="lineno"> 1686</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01687"></a><span class="lineno"> 1687</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValRewriteUpdate<FloatVal>(</div> |
| <div class="line"><a name="l01688"></a><span class="lineno"> 1688</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>* dst);</div> |
| <div class="line"><a name="l01689"></a><span class="lineno"> 1689</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValRewriteUpdate<DoubleVal>(</div> |
| <div class="line"><a name="l01690"></a><span class="lineno"> 1690</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>* dst);</div> |
| <div class="line"><a name="l01691"></a><span class="lineno"> 1691</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValRewriteUpdate<StringVal>(</div> |
| <div class="line"><a name="l01692"></a><span class="lineno"> 1692</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst);</div> |
| <div class="line"><a name="l01693"></a><span class="lineno"> 1693</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValRewriteUpdate<TimestampVal>(</div> |
| <div class="line"><a name="l01694"></a><span class="lineno"> 1694</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>* dst);</div> |
| <div class="line"><a name="l01695"></a><span class="lineno"> 1695</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::FirstValRewriteUpdate<DecimalVal>(</div> |
| <div class="line"><a name="l01696"></a><span class="lineno"> 1696</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>* dst);</div> |
| <div class="line"><a name="l01697"></a><span class="lineno"> 1697</span> </div> |
| <div class="line"><a name="l01698"></a><span class="lineno"> 1698</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnInit<BooleanVal>(</div> |
| <div class="line"><a name="l01699"></a><span class="lineno"> 1699</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>*);</div> |
| <div class="line"><a name="l01700"></a><span class="lineno"> 1700</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnInit<TinyIntVal>(</div> |
| <div class="line"><a name="l01701"></a><span class="lineno"> 1701</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>*);</div> |
| <div class="line"><a name="l01702"></a><span class="lineno"> 1702</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnInit<SmallIntVal>(</div> |
| <div class="line"><a name="l01703"></a><span class="lineno"> 1703</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>*);</div> |
| <div class="line"><a name="l01704"></a><span class="lineno"> 1704</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnInit<IntVal>(</div> |
| <div class="line"><a name="l01705"></a><span class="lineno"> 1705</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>*);</div> |
| <div class="line"><a name="l01706"></a><span class="lineno"> 1706</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnInit<BigIntVal>(</div> |
| <div class="line"><a name="l01707"></a><span class="lineno"> 1707</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>*);</div> |
| <div class="line"><a name="l01708"></a><span class="lineno"> 1708</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnInit<FloatVal>(</div> |
| <div class="line"><a name="l01709"></a><span class="lineno"> 1709</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>*);</div> |
| <div class="line"><a name="l01710"></a><span class="lineno"> 1710</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnInit<DoubleVal>(</div> |
| <div class="line"><a name="l01711"></a><span class="lineno"> 1711</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>*);</div> |
| <div class="line"><a name="l01712"></a><span class="lineno"> 1712</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnInit<StringVal>(</div> |
| <div class="line"><a name="l01713"></a><span class="lineno"> 1713</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>*);</div> |
| <div class="line"><a name="l01714"></a><span class="lineno"> 1714</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnInit<TimestampVal>(</div> |
| <div class="line"><a name="l01715"></a><span class="lineno"> 1715</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>*);</div> |
| <div class="line"><a name="l01716"></a><span class="lineno"> 1716</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnInit<DecimalVal>(</div> |
| <div class="line"><a name="l01717"></a><span class="lineno"> 1717</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>*);</div> |
| <div class="line"><a name="l01718"></a><span class="lineno"> 1718</span> </div> |
| <div class="line"><a name="l01719"></a><span class="lineno"> 1719</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnUpdate<BooleanVal>(</div> |
| <div class="line"><a name="l01720"></a><span class="lineno"> 1720</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>&,</div> |
| <div class="line"><a name="l01721"></a><span class="lineno"> 1721</span>  <a class="code" href="structimpala__udf_1_1BooleanVal.html">BooleanVal</a>* dst);</div> |
| <div class="line"><a name="l01722"></a><span class="lineno"> 1722</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnUpdate<TinyIntVal>(</div> |
| <div class="line"><a name="l01723"></a><span class="lineno"> 1723</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>&,</div> |
| <div class="line"><a name="l01724"></a><span class="lineno"> 1724</span>  <a class="code" href="structimpala__udf_1_1TinyIntVal.html">TinyIntVal</a>* dst);</div> |
| <div class="line"><a name="l01725"></a><span class="lineno"> 1725</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnUpdate<SmallIntVal>(</div> |
| <div class="line"><a name="l01726"></a><span class="lineno"> 1726</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>&,</div> |
| <div class="line"><a name="l01727"></a><span class="lineno"> 1727</span>  <a class="code" href="structimpala__udf_1_1SmallIntVal.html">SmallIntVal</a>* dst);</div> |
| <div class="line"><a name="l01728"></a><span class="lineno"> 1728</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnUpdate<IntVal>(</div> |
| <div class="line"><a name="l01729"></a><span class="lineno"> 1729</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>&, <a class="code" href="structimpala__udf_1_1IntVal.html">IntVal</a>* dst);</div> |
| <div class="line"><a name="l01730"></a><span class="lineno"> 1730</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnUpdate<BigIntVal>(</div> |
| <div class="line"><a name="l01731"></a><span class="lineno"> 1731</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&,</div> |
| <div class="line"><a name="l01732"></a><span class="lineno"> 1732</span>  <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>* dst);</div> |
| <div class="line"><a name="l01733"></a><span class="lineno"> 1733</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnUpdate<FloatVal>(</div> |
| <div class="line"><a name="l01734"></a><span class="lineno"> 1734</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>&,</div> |
| <div class="line"><a name="l01735"></a><span class="lineno"> 1735</span>  <a class="code" href="structimpala__udf_1_1FloatVal.html">FloatVal</a>* dst);</div> |
| <div class="line"><a name="l01736"></a><span class="lineno"> 1736</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnUpdate<DoubleVal>(</div> |
| <div class="line"><a name="l01737"></a><span class="lineno"> 1737</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>&,</div> |
| <div class="line"><a name="l01738"></a><span class="lineno"> 1738</span>  <a class="code" href="structimpala__udf_1_1DoubleVal.html">DoubleVal</a>* dst);</div> |
| <div class="line"><a name="l01739"></a><span class="lineno"> 1739</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnUpdate<StringVal>(</div> |
| <div class="line"><a name="l01740"></a><span class="lineno"> 1740</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>&,</div> |
| <div class="line"><a name="l01741"></a><span class="lineno"> 1741</span>  <a class="code" href="structimpala__udf_1_1StringVal.html">StringVal</a>* dst);</div> |
| <div class="line"><a name="l01742"></a><span class="lineno"> 1742</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnUpdate<TimestampVal>(</div> |
| <div class="line"><a name="l01743"></a><span class="lineno"> 1743</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>&,</div> |
| <div class="line"><a name="l01744"></a><span class="lineno"> 1744</span>  <a class="code" href="structimpala__udf_1_1TimestampVal.html">TimestampVal</a>* dst);</div> |
| <div class="line"><a name="l01745"></a><span class="lineno"> 1745</span> <span class="keyword">template</span> <span class="keywordtype">void</span> AggregateFunctions::OffsetFnUpdate<DecimalVal>(</div> |
| <div class="line"><a name="l01746"></a><span class="lineno"> 1746</span>  <a class="code" href="classimpala__udf_1_1FunctionContext.html">FunctionContext</a>*, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>& src, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1BigIntVal.html">BigIntVal</a>&, <span class="keyword">const</span> <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>&,</div> |
| <div class="line"><a name="l01747"></a><span class="lineno"> 1747</span>  <a class="code" href="structimpala__udf_1_1DecimalVal.html">DecimalVal</a>* dst);</div> |
| <div class="line"><a name="l01748"></a><span class="lineno"> 1748</span> }</div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_ab163c89a4c40acab8d6524156db13dc4"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#ab163c89a4c40acab8d6524156db13dc4">impala::AggregateFunctions::SumDecimalAddOrSubtract</a></div><div class="ttdeci">static void SumDecimalAddOrSubtract(FunctionContext *, const DecimalVal &src, DecimalVal *dst, bool subtract=false)</div><div class="ttdoc">Adds or or subtracts src from dst. Implements Update() and Remove(). </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00362">aggregate-functions.cc:362</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1TinyIntVal_html_a54fdc426de0a068b37d7b061cccc3c40"><div class="ttname"><a href="structimpala__udf_1_1TinyIntVal.html#a54fdc426de0a068b37d7b061cccc3c40">impala_udf::TinyIntVal::val</a></div><div class="ttdeci">int8_t val</div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00383">udf.h:383</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSample_html_a1f8edf46486dc8950d6193feae8b3119"><div class="ttname"><a href="structimpala_1_1ReservoirSample.html#a1f8edf46486dc8950d6193feae8b3119">impala::ReservoirSample::ReservoirSample</a></div><div class="ttdeci">ReservoirSample(const T &val)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00742">aggregate-functions.cc:742</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_ac6f314ac8720a90f7436f2fe1debfcf0"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#ac6f314ac8720a90f7436f2fe1debfcf0">impala::AggregateFunctions::ReservoirSampleUpdate</a></div><div class="ttdeci">static void ReservoirSampleUpdate(FunctionContext *, const T &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00802">aggregate-functions.cc:802</a></div></div> |
| <div class="ttc" id="classimpala_1_1DecimalValue_html_a1ba7b0d7f9ffb627ca31bdd7a8e07526"><div class="ttname"><a href="classimpala_1_1DecimalValue.html#a1ba7b0d7f9ffb627ca31bdd7a8e07526">impala::DecimalValue::value</a></div><div class="ttdeci">const T & value() const </div><div class="ttdef"><b>Definition:</b> <a href="decimal-value_8h_source.html#l00285">decimal-value.h:285</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSample_3_01StringVal_01_4_html_aea19ce31b8e1d02b95f1b3176eeb33c8"><div class="ttname"><a href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#aea19ce31b8e1d02b95f1b3176eeb33c8">impala::ReservoirSample< StringVal >::ReservoirSample</a></div><div class="ttdeci">ReservoirSample(const StringVal &string_val)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00758">aggregate-functions.cc:758</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1FunctionContext_1_1TypeDesc_html_a4e972765ff3d2151c14349c0e1fb458f"><div class="ttname"><a href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html#a4e972765ff3d2151c14349c0e1fb458f">impala_udf::FunctionContext::TypeDesc::precision</a></div><div class="ttdeci">int precision</div><div class="ttdoc">Only valid if type == TYPE_DECIMAL. </div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00075">udf.h:75</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a0c35a69e936cdebcbef0d5ad87523f0b"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a0c35a69e936cdebcbef0d5ad87523f0b">impala::AggregateFunctions::OffsetFnUpdate</a></div><div class="ttdeci">static void OffsetFnUpdate(FunctionContext *, const T &src, const BigIntVal &, const T &, T *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01310">aggregate-functions.cc:1310</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a5f1ed7d9a3c3942f8820c0e6fa9a1dec"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a5f1ed7d9a3c3942f8820c0e6fa9a1dec">impala::AggregateFunctions::SumDecimalRemove</a></div><div class="ttdeci">static void SumDecimalRemove(FunctionContext *, const DecimalVal &src, DecimalVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00353">aggregate-functions.cc:353</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a23646aafb7d9c554f5fecb63e0d0c623"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a23646aafb7d9c554f5fecb63e0d0c623">impala::AggregateFunctions::DecimalAvgGetValue</a></div><div class="ttdeci">static DecimalVal DecimalAvgGetValue(FunctionContext *ctx, const StringVal &val)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00290">aggregate-functions.cc:290</a></div></div> |
| <div class="ttc" id="timestamp-value_8h_html"><div class="ttname"><a href="timestamp-value_8h.html">timestamp-value.h</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1TimestampVal_html_adfae89d8260adc68af13b15649637052"><div class="ttname"><a href="structimpala__udf_1_1TimestampVal.html#adfae89d8260adc68af13b15649637052">impala_udf::TimestampVal::time_of_day</a></div><div class="ttdeci">int64_t time_of_day</div><div class="ttdoc">Nanoseconds in current day. </div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00499">udf.h:499</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a8524fec9f7223e64c779565063f7f289"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a8524fec9f7223e64c779565063f7f289">impala::AggregateFunctions::RankUpdate</a></div><div class="ttdeci">static void RankUpdate(FunctionContext *, StringVal *dst)</div><div class="ttdoc">Update state for RANK. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01183">aggregate-functions.cc:1183</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSample_html"><div class="ttname"><a href="structimpala_1_1ReservoirSample.html">impala::ReservoirSample</a></div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00735">aggregate-functions.cc:735</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a65312f5d73af10fb71d8130d7b634b42"><div class="ttname"><a href="namespaceimpala.html#a65312f5d73af10fb71d8130d7b634b42">impala::NUM_SAMPLES_PER_BUCKET</a></div><div class="ttdeci">static const int NUM_SAMPLES_PER_BUCKET</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00730">aggregate-functions.cc:730</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_ad46c849704a1907fce84d7ea247274a9"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#ad46c849704a1907fce84d7ea247274a9">impala::AggregateFunctions::PcInit</a></div><div class="ttdeci">static void PcInit(FunctionContext *, StringVal *slot)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00562">aggregate-functions.cc:562</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a9e2b58af38585e1f951f1c87a2b6b4dd"><div class="ttname"><a href="namespaceimpala.html#a9e2b58af38585e1f951f1c87a2b6b4dd">impala::NUM_BUCKETS</a></div><div class="ttdeci">static const int NUM_BUCKETS</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00729">aggregate-functions.cc:729</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSampleState_html"><div class="ttname"><a href="structimpala_1_1ReservoirSampleState.html">impala::ReservoirSampleState</a></div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00772">aggregate-functions.cc:772</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_acdc4780f9f04c4b464f14c9b0e7ac330"><div class="ttname"><a href="namespaceimpala.html#acdc4780f9f04c4b464f14c9b0e7ac330">impala::DistinctEstimateBitMapToString</a></div><div class="ttdeci">string DistinctEstimateBitMapToString(uint8_t *v)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00639">aggregate-functions.cc:639</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a9dea57ab87c8e6512455e2d43e970d23"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a9dea57ab87c8e6512455e2d43e970d23">impala::AggregateFunctions::CountStarRemove</a></div><div class="ttdeci">static void CountStarRemove(FunctionContext *, BigIntVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00113">aggregate-functions.cc:113</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a6711ab29efc27b4c0e53234d5840912c"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a6711ab29efc27b4c0e53234d5840912c">impala::AggregateFunctions::DecimalAvgUpdate</a></div><div class="ttdeci">static void DecimalAvgUpdate(FunctionContext *ctx, const DecimalVal &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00235">aggregate-functions.cc:235</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSample_html_ac6da6df1fe7f594edd9158a73eff1c85"><div class="ttname"><a href="structimpala_1_1ReservoirSample.html#ac6da6df1fe7f594edd9158a73eff1c85">impala::ReservoirSample::ReservoirSample</a></div><div class="ttdeci">ReservoirSample()</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00741">aggregate-functions.cc:741</a></div></div> |
| <div class="ttc" id="classimpala__udf_1_1FunctionContext_html_ae700abb05fbec18210b5930aa2efc15a"><div class="ttname"><a href="classimpala__udf_1_1FunctionContext.html#ae700abb05fbec18210b5930aa2efc15a">impala_udf::FunctionContext::impl</a></div><div class="ttdeci">impala::FunctionContextImpl * impl()</div><div class="ttdoc">TODO: Add mechanism for UDAs to update stats similar to runtime profile counters. ...</div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00202">udf.h:202</a></div></div> |
| <div class="ttc" id="structimpala_1_1RankState_html_af712525f1adc11f8522b45066acd7dea"><div class="ttname"><a href="structimpala_1_1RankState.html#af712525f1adc11f8522b45066acd7dea">impala::RankState::RankState</a></div><div class="ttdeci">RankState()</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01172">aggregate-functions.cc:1172</a></div></div> |
| <div class="ttc" id="classimpala_1_1AnyValUtil_html_abe15c1020cce846e360a4f6c66554ba0"><div class="ttname"><a href="classimpala_1_1AnyValUtil.html#abe15c1020cce846e360a4f6c66554ba0">impala::AnyValUtil::Hash</a></div><div class="ttdeci">static uint32_t Hash(const BooleanVal &v, const FunctionContext::TypeDesc &, int seed)</div><div class="ttdef"><b>Definition:</b> <a href="anyval-util_8h_source.html#l00034">anyval-util.h:34</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a375bec02be89205e014b46475d0daf35"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a375bec02be89205e014b46475d0daf35">impala::AggregateFunctions::InitZero</a></div><div class="ttdeci">static void InitZero(FunctionContext *, T *dst)</div><div class="ttdoc">Initializes dst to 0. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00067">aggregate-functions.cc:67</a></div></div> |
| <div class="ttc" id="structimpala_1_1RankState_html_a7dfb5f8500aebd44f493cd776f16b84f"><div class="ttname"><a href="structimpala_1_1RankState.html#a7dfb5f8500aebd44f493cd776f16b84f">impala::RankState::count</a></div><div class="ttdeci">int64_t count</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01171">aggregate-functions.cc:1171</a></div></div> |
| <div class="ttc" id="classimpala__udf_1_1FunctionContext_html_a06c1133689e37fcd9fa104c8654b63bb"><div class="ttname"><a href="classimpala__udf_1_1FunctionContext.html#a06c1133689e37fcd9fa104c8654b63bb">impala_udf::FunctionContext::GetReturnType</a></div><div class="ttdeci">const TypeDesc & GetReturnType() const </div><div class="ttdef"><b>Definition:</b> <a href="udf-ir_8cc_source.html#l00034">udf-ir.cc:34</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_ac16ece8e13b621eb255abf22df301bca"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#ac16ece8e13b621eb255abf22df301bca">impala::AggregateFunctions::InitNull</a></div><div class="ttdeci">static void InitNull(FunctionContext *, AnyVal *dst)</div><div class="ttdoc">Initializes dst to NULL. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00062">aggregate-functions.cc:62</a></div></div> |
| <div class="ttc" id="structimpala_1_1AvgState_html_a35ee70966fc7338f9f762072cf23a319"><div class="ttname"><a href="structimpala_1_1AvgState.html#a35ee70966fc7338f9f762072cf23a319">impala::AvgState::count</a></div><div class="ttdeci">int64_t count</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00128">aggregate-functions.cc:128</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1AnyVal_html"><div class="ttname"><a href="structimpala__udf_1_1AnyVal.html">impala_udf::AnyVal</a></div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00358">udf.h:358</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a76adab1eef1efe30f50fc3fd2c9fb957"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a76adab1eef1efe30f50fc3fd2c9fb957">impala::AggregateFunctions::FirstValUpdate</a></div><div class="ttdeci">static void FirstValUpdate(FunctionContext *, const T &src, T *dst)</div><div class="ttdoc">Implements FIRST_VALUE. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01270">aggregate-functions.cc:1270</a></div></div> |
| <div class="ttc" id="structimpala_1_1KnuthVarianceState_html"><div class="ttname"><a href="structimpala_1_1KnuthVarianceState.html">impala::KnuthVarianceState</a></div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01079">aggregate-functions.cc:1079</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a70ad06def55840193931b335689dc0d0"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a70ad06def55840193931b335689dc0d0">impala::AggregateFunctions::DecimalAvgAddOrRemove</a></div><div class="ttdeci">static void DecimalAvgAddOrRemove(FunctionContext *ctx, const DecimalVal &src, StringVal *dst, bool remove=false)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00245">aggregate-functions.cc:245</a></div></div> |
| <div class="ttc" id="classimpala_1_1AnyValUtil_html_a2aca675ca8e7713a80c142972db7cb3a"><div class="ttname"><a href="classimpala_1_1AnyValUtil.html#a2aca675ca8e7713a80c142972db7cb3a">impala::AnyValUtil::TypeDescToColumnType</a></div><div class="ttdeci">static ColumnType TypeDescToColumnType(const FunctionContext::TypeDesc &type)</div><div class="ttdef"><b>Definition:</b> <a href="anyval-util_8cc_source.html#l00101">anyval-util.cc:101</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_acff2fc0c7a67181f81d12a7f4a1120e2"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#acff2fc0c7a67181f81d12a7f4a1120e2">impala::AggregateFunctions::Max</a></div><div class="ttdeci">static void Max(FunctionContext *, const T &src, T *dst)</div><div class="ttdoc">MaxUpdate/MaxMerge. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00393">aggregate-functions.cc:393</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1DecimalVal_html_a838714f958937c571f39380a30e64e43"><div class="ttname"><a href="structimpala__udf_1_1DecimalVal.html#a838714f958937c571f39380a30e64e43">impala_udf::DecimalVal::val16</a></div><div class="ttdeci">__int128_t val16</div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00572">udf.h:572</a></div></div> |
| <div class="ttc" id="aggregate-functions_8h_html"><div class="ttname"><a href="aggregate-functions_8h.html">aggregate-functions.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a8d12a00ffab5ecbc70e364c114fe14d5"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a8d12a00ffab5ecbc70e364c114fe14d5">impala::AggregateFunctions::RankInit</a></div><div class="ttdeci">static void RankInit(FunctionContext *, StringVal *slot)</div><div class="ttdoc">Initializes the state for RANK and DENSE_RANK. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01175">aggregate-functions.cc:1175</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSample_html_a89b33beb204b37e0af10dadf7f0b963e"><div class="ttname"><a href="structimpala_1_1ReservoirSample.html#a89b33beb204b37e0af10dadf7f0b963e">impala::ReservoirSample::val</a></div><div class="ttdeci">T val</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00737">aggregate-functions.cc:737</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSample_3_01StringVal_01_4_html_a54f419c544bea30ced8b14d41852ec6c"><div class="ttname"><a href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a54f419c544bea30ced8b14d41852ec6c">impala::ReservoirSample< StringVal >::ReservoirSample</a></div><div class="ttdeci">ReservoirSample()</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00756">aggregate-functions.cc:756</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1DoubleVal_html"><div class="ttname"><a href="structimpala__udf_1_1DoubleVal.html">impala_udf::DoubleVal</a></div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00475">udf.h:475</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a8ad83ec57b7fdb9daadeacb79b397798"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a8ad83ec57b7fdb9daadeacb79b397798">impala::AggregateFunctions::CountStarUpdate</a></div><div class="ttdeci">static void CountStarUpdate(FunctionContext *, BigIntVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00099">aggregate-functions.cc:99</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a041d7b8aa06ee034700e8d17a9425918"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a041d7b8aa06ee034700e8d17a9425918">impala::AggregateFunctions::HllInit</a></div><div class="ttdeci">static void HllInit(FunctionContext *, StringVal *slot)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00998">aggregate-functions.cc:998</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a1b0d7f7643f30e69a1b1ea6910ae4dee"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a1b0d7f7643f30e69a1b1ea6910ae4dee">impala::AggregateFunctions::KnuthVarFinalize</a></div><div class="ttdeci">static DoubleVal KnuthVarFinalize(FunctionContext *context, const StringVal &val)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01134">aggregate-functions.cc:1134</a></div></div> |
| <div class="ttc" id="structimpala_1_1DecimalAvgState_html_a02101399e0288ba6607846d1676777d0"><div class="ttname"><a href="structimpala_1_1DecimalAvgState.html#a02101399e0288ba6607846d1676777d0">impala::DecimalAvgState::count</a></div><div class="ttdeci">int64_t count</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00225">aggregate-functions.cc:225</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a9eda3e2247306e08476890c0e5f1db99"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a9eda3e2247306e08476890c0e5f1db99">impala::AggregateFunctions::ReservoirSampleMerge</a></div><div class="ttdeci">static void ReservoirSampleMerge(FunctionContext *, const StringVal &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00880">aggregate-functions.cc:880</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSampleState_html_a4896a538029765d747726312877610ff"><div class="ttname"><a href="structimpala_1_1ReservoirSampleState.html#a4896a538029765d747726312877610ff">impala::ReservoirSampleState::samples</a></div><div class="ttdeci">ReservoirSample< T > samples[NUM_SAMPLES]</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00773">aggregate-functions.cc:773</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_ad659975b74321373d3bbb475ce0232da"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#ad659975b74321373d3bbb475ce0232da">impala::AggregateFunctions::PcFinalize</a></div><div class="ttdeci">static BigIntVal PcFinalize(FunctionContext *, const StringVal &src)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00712">aggregate-functions.cc:712</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a0282ccfbea200d5b0c7f16e97233fbb5"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a0282ccfbea200d5b0c7f16e97233fbb5">impala::AggregateFunctions::HllUpdate</a></div><div class="ttdeci">static void HllUpdate(FunctionContext *, const T &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01007">aggregate-functions.cc:1007</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a7ee58727d7811f092378e4e133bba17a"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a7ee58727d7811f092378e4e133bba17a">impala::AggregateFunctions::AppxMedianFinalize</a></div><div class="ttdeci">static T AppxMedianFinalize(FunctionContext *, const StringVal &src)</div><div class="ttdoc">Returns an approximate median using reservoir sampling. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00981">aggregate-functions.cc:981</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_aa232a7669c53f42b705fb31023e3c37c"><div class="ttname"><a href="namespaceimpala.html#aa232a7669c53f42b705fb31023e3c37c">impala::ToStringVal</a></div><div class="ttdeci">StringVal ToStringVal(FunctionContext *context, T val)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00045">aggregate-functions.cc:45</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1DecimalVal_html_a328187a144101e220b96f3699a663642"><div class="ttname"><a href="structimpala__udf_1_1DecimalVal.html#a328187a144101e220b96f3699a663642">impala_udf::DecimalVal::val4</a></div><div class="ttdeci">int32_t val4</div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00570">udf.h:570</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1TimestampVal_html_a98669f986e5d25236625db6338f711bb"><div class="ttname"><a href="structimpala__udf_1_1TimestampVal.html#a98669f986e5d25236625db6338f711bb">impala_udf::TimestampVal::date</a></div><div class="ttdeci">int32_t date</div><div class="ttdoc">Gregorian date. This has the same binary format as boost::gregorian::date. </div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00497">udf.h:497</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_ab04fd8b04ae3e2ef877d48925a002d07"><div class="ttname"><a href="namespaceimpala.html#ab04fd8b04ae3e2ef877d48925a002d07">impala::MAX_STRING_SAMPLE_LEN</a></div><div class="ttdeci">static const int MAX_STRING_SAMPLE_LEN</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00732">aggregate-functions.cc:732</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a94c8bcf19a83c271db211efaf1a0baef"><div class="ttname"><a href="namespaceimpala.html#a94c8bcf19a83c271db211efaf1a0baef">impala::DEFAULT_STRING_CONCAT_DELIM</a></div><div class="ttdeci">static const StringVal DEFAULT_STRING_CONCAT_DELIM((uint8_t *)", ", 2)</div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSample_3_01StringVal_01_4_html_a93832b9484ef9f628da914da40acbc66"><div class="ttname"><a href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a93832b9484ef9f628da914da40acbc66">impala::ReservoirSample< StringVal >::GetValue</a></div><div class="ttdeci">StringVal GetValue(FunctionContext *ctx)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00764">aggregate-functions.cc:764</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a7e79234beda3786b588d6479f1cdbc58"><div class="ttname"><a href="namespaceimpala.html#a7e79234beda3786b588d6479f1cdbc58">impala::PC_BITMAP_LENGTH</a></div><div class="ttdeci">static const int PC_BITMAP_LENGTH</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00559">aggregate-functions.cc:559</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1TimestampVal_html"><div class="ttname"><a href="structimpala__udf_1_1TimestampVal.html">impala_udf::TimestampVal</a></div><div class="ttdoc">This object has a compatible storage format with boost::ptime. </div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00495">udf.h:495</a></div></div> |
| <div class="ttc" id="logging_8h_html"><div class="ttname"><a href="logging_8h.html">logging.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a805e30a4423147b58620f7bed861eb4f"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a805e30a4423147b58620f7bed861eb4f">impala::AggregateFunctions::LastValRemove</a></div><div class="ttdeci">static void LastValRemove(FunctionContext *, const T &src, T *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01256">aggregate-functions.cc:1256</a></div></div> |
| <div class="ttc" id="classimpala_1_1FunctionContextImpl_html_abb4484dfd3d94a53301c07bf4a7e88a5"><div class="ttname"><a href="classimpala_1_1FunctionContextImpl.html#abb4484dfd3d94a53301c07bf4a7e88a5">impala::FunctionContextImpl::num_updates</a></div><div class="ttdeci">int64_t num_updates() const </div><div class="ttdef"><b>Definition:</b> <a href="udf-internal_8h_source.html#l00086">udf-internal.h:86</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a1949a17a3fe73d37f3fd8134f2d6bcaa"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a1949a17a3fe73d37f3fd8134f2d6bcaa">impala::AggregateFunctions::OffsetFnInit</a></div><div class="ttdeci">static void OffsetFnInit(FunctionContext *, T *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01301">aggregate-functions.cc:1301</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1StringVal_html_a1152442079d2471ec396076f37bf6c35"><div class="ttname"><a href="structimpala__udf_1_1StringVal.html#a1152442079d2471ec396076f37bf6c35">impala_udf::StringVal::ptr</a></div><div class="ttdeci">uint8_t * ptr</div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00523">udf.h:523</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSampleState_html_ab46702f552da956a115f0810b0f1fa6b"><div class="ttname"><a href="structimpala_1_1ReservoirSampleState.html#ab46702f552da956a115f0810b0f1fa6b">impala::ReservoirSampleState::source_size</a></div><div class="ttdeci">int64_t source_size</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00779">aggregate-functions.cc:779</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a109dd5c5da86a90c3400302c48aeb46a"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a109dd5c5da86a90c3400302c48aeb46a">impala::AggregateFunctions::CountUpdate</a></div><div class="ttdeci">static void CountUpdate(FunctionContext *, const AnyVal &src, BigIntVal *dst)</div><div class="ttdoc">Implementation of Count and Count(*) </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00093">aggregate-functions.cc:93</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_ac0255e5845537ea9f1d3938ecb19d02c"><div class="ttname"><a href="namespaceimpala.html#ac0255e5845537ea9f1d3938ecb19d02c">impala::hash_value</a></div><div class="ttdeci">std::size_t hash_value(const Decimal4Value &v)</div><div class="ttdoc">This function must be called 'hash_value' to be picked up by boost. </div><div class="ttdef"><b>Definition:</b> <a href="decimal-value_8h_source.html#l00397">decimal-value.h:397</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSample_html_a9a5098e1e9f1f249faa50b07a2cac5c2"><div class="ttname"><a href="structimpala_1_1ReservoirSample.html#a9a5098e1e9f1f249faa50b07a2cac5c2">impala::ReservoirSample::key</a></div><div class="ttdeci">double key</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00739">aggregate-functions.cc:739</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a7381cc7e87f7b75d370428de33c05969"><div class="ttname"><a href="namespaceimpala.html#a7381cc7e87f7b75d370428de33c05969">impala::PrintSample</a></div><div class="ttdeci">void PrintSample(const ReservoirSample< T > &v, ostream *os)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00914">aggregate-functions.cc:914</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a2d3f49a5e2027bcb384ea3e752d1c093"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a2d3f49a5e2027bcb384ea3e752d1c093">impala::AggregateFunctions::StringConcatMerge</a></div><div class="ttdeci">static void StringConcatMerge(FunctionContext *, const StringVal &src, StringVal *result)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00515">aggregate-functions.cc:515</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a78473833ddf218d3ccfe5dd1b6853a2a"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a78473833ddf218d3ccfe5dd1b6853a2a">impala::AggregateFunctions::HLL_LEN</a></div><div class="ttdeci">static const int HLL_LEN</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8h_source.html#l00175">aggregate-functions.h:175</a></div></div> |
| <div class="ttc" id="structimpala_1_1DecimalAvgState_html_a8d9339024084e9dda07c83aa086c4aa5"><div class="ttname"><a href="structimpala_1_1DecimalAvgState.html#a8d9339024084e9dda07c83aa086c4aa5">impala::DecimalAvgState::sum</a></div><div class="ttdeci">DecimalVal sum</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00224">aggregate-functions.cc:224</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSample_3_01StringVal_01_4_html_a6ab720fce9ffb9358638d95418d71ec6"><div class="ttname"><a href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a6ab720fce9ffb9358638d95418d71ec6">impala::ReservoirSample< StringVal >::key</a></div><div class="ttdeci">double key</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00754">aggregate-functions.cc:754</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a91474260f7776320e0d431347445c50b"><div class="ttname"><a href="namespaceimpala.html#a91474260f7776320e0d431347445c50b">impala::StringConcatHeader</a></div><div class="ttdeci">int StringConcatHeader</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00488">aggregate-functions.cc:488</a></div></div> |
| <div class="ttc" id="classimpala_1_1TimestampValue_html_a6cd28a51e520f78875734df95a057e77"><div class="ttname"><a href="classimpala_1_1TimestampValue.html#a6cd28a51e520f78875734df95a057e77">impala::TimestampValue::ToTimestampVal</a></div><div class="ttdeci">void ToTimestampVal(impala_udf::TimestampVal *tv) const </div><div class="ttdef"><b>Definition:</b> <a href="timestamp-value_8h_source.html#l00121">timestamp-value.h:121</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSample_3_01StringVal_01_4_html_af41d3e1b9b251e4f96faf2ee551f642a"><div class="ttname"><a href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#af41d3e1b9b251e4f96faf2ee551f642a">impala::ReservoirSample< StringVal >::val</a></div><div class="ttdeci">uint8_t val[MAX_STRING_SAMPLE_LEN]</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00752">aggregate-functions.cc:752</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_aa317926d8da121c8aeee9dc0d4782662"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#aa317926d8da121c8aeee9dc0d4782662">impala::AggregateFunctions::SumDecimalMerge</a></div><div class="ttdeci">static void SumDecimalMerge(FunctionContext *, const DecimalVal &src, DecimalVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00379">aggregate-functions.cc:379</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_aff04c2cc23ae7d640036967d144279b6"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#aff04c2cc23ae7d640036967d144279b6">impala::AggregateFunctions::HllFinalize</a></div><div class="ttdeci">static BigIntVal HllFinalize(FunctionContext *, const StringVal &src)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01069">aggregate-functions.cc:1069</a></div></div> |
| <div class="ttc" id="classimpala__udf_1_1FunctionContext_html"><div class="ttname"><a href="classimpala__udf_1_1FunctionContext.html">impala_udf::FunctionContext</a></div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00047">udf.h:47</a></div></div> |
| <div class="ttc" id="classimpala__udf_1_1FunctionContext_html_a228cf1a119cfe039dbfb1646fa2566f7"><div class="ttname"><a href="classimpala__udf_1_1FunctionContext.html#a228cf1a119cfe039dbfb1646fa2566f7">impala_udf::FunctionContext::AddWarning</a></div><div class="ttdeci">bool AddWarning(const char *warning_msg)</div><div class="ttdef"><b>Definition:</b> <a href="udf_8cc_source.html#l00345">udf.cc:345</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1FunctionContext_1_1TypeDesc_html_a881ee51ecdb40ac7469151128a9193d7"><div class="ttname"><a href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html#a881ee51ecdb40ac7469151128a9193d7">impala_udf::FunctionContext::TypeDesc::type</a></div><div class="ttdeci">Type type</div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00072">udf.h:72</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1AnyVal_html_aded62c6b250c62814c94271856b06cbe"><div class="ttname"><a href="structimpala__udf_1_1AnyVal.html#aded62c6b250c62814c94271856b06cbe">impala_udf::AnyVal::is_null</a></div><div class="ttdeci">bool is_null</div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00359">udf.h:359</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a6a3656a945d0d4218e0b92af1f7d903e"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a6a3656a945d0d4218e0b92af1f7d903e">impala::AggregateFunctions::ReservoirSampleFinalize</a></div><div class="ttdeci">static StringVal ReservoirSampleFinalize(FunctionContext *, const StringVal &src)</div><div class="ttdoc">Returns 20,000 unsorted samples as a list of comma-separated values. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00938">aggregate-functions.cc:938</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a753cc035ee6e270bfd7ad2fdac813db0"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a753cc035ee6e270bfd7ad2fdac813db0">impala::AggregateFunctions::ReservoirSampleSerialize</a></div><div class="ttdeci">static const StringVal ReservoirSampleSerialize(FunctionContext *, const StringVal &src)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00819">aggregate-functions.cc:819</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1TinyIntVal_html"><div class="ttname"><a href="structimpala__udf_1_1TinyIntVal.html">impala_udf::TinyIntVal</a></div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00382">udf.h:382</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1FloatVal_html"><div class="ttname"><a href="structimpala__udf_1_1FloatVal.html">impala_udf::FloatVal</a></div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00458">udf.h:458</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a739be523a37dd457956c723265594bcf"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a739be523a37dd457956c723265594bcf">impala::AggregateFunctions::AvgInit</a></div><div class="ttdeci">static void AvgInit(FunctionContext *ctx, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00131">aggregate-functions.cc:131</a></div></div> |
| <div class="ttc" id="structimpala_1_1ColumnType_html_a54e4ea32e7c34d8bd9d383b85c169e8d"><div class="ttname"><a href="structimpala_1_1ColumnType.html#a54e4ea32e7c34d8bd9d383b85c169e8d">impala::ColumnType::DebugString</a></div><div class="ttdeci">std::string DebugString() const </div><div class="ttdef"><b>Definition:</b> <a href="types_8cc_source.html#l00194">types.cc:194</a></div></div> |
| <div class="ttc" id="structimpala_1_1RankState_html_a4911ccddf82d592ba33e5f3766fbe356"><div class="ttname"><a href="structimpala_1_1RankState.html#a4911ccddf82d592ba33e5f3766fbe356">impala::RankState::rank</a></div><div class="ttdeci">int64_t rank</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01170">aggregate-functions.cc:1170</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a49f0c0e0857bfacc75be6d4b91a662ce"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a49f0c0e0857bfacc75be6d4b91a662ce">impala::AggregateFunctions::SumRemove</a></div><div class="ttdeci">static void SumRemove(FunctionContext *, const SRC_VAL &src, DST_VAL *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00335">aggregate-functions.cc:335</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSampleState_html_a10e4f32f57e744e898b60f8b57ef074a"><div class="ttname"><a href="structimpala_1_1ReservoirSampleState.html#a10e4f32f57e744e898b60f8b57ef074a">impala::ReservoirSampleState::num_samples</a></div><div class="ttdeci">int num_samples</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00776">aggregate-functions.cc:776</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a5de15d826812515f0126132200cd4bf6"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a5de15d826812515f0126132200cd4bf6">impala::AggregateFunctions::AvgUpdate</a></div><div class="ttdeci">static void AvgUpdate(FunctionContext *ctx, const T &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00139">aggregate-functions.cc:139</a></div></div> |
| <div class="ttc" id="classimpala_1_1FunctionContextImpl_html_a974bd1d29f72df8cba32af5cdc95c984"><div class="ttname"><a href="classimpala_1_1FunctionContextImpl.html#a974bd1d29f72df8cba32af5cdc95c984">impala::FunctionContextImpl::IncrementNumUpdates</a></div><div class="ttdeci">void IncrementNumUpdates(int64_t n=1)</div><div class="ttdef"><b>Definition:</b> <a href="udf-internal_8h_source.html#l00090">udf-internal.h:90</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1FunctionContext_1_1TypeDesc_html"><div class="ttname"><a href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html">impala_udf::FunctionContext::TypeDesc</a></div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00071">udf.h:71</a></div></div> |
| <div class="ttc" id="anyval-util_8h_html"><div class="ttname"><a href="anyval-util_8h.html">anyval-util.h</a></div></div> |
| <div class="ttc" id="classimpala__udf_1_1FunctionContext_html_a982cd2abfd09cd038eb51fbc3d89366c"><div class="ttname"><a href="classimpala__udf_1_1FunctionContext.html#a982cd2abfd09cd038eb51fbc3d89366c">impala_udf::FunctionContext::GetArgType</a></div><div class="ttdeci">const TypeDesc * GetArgType(int arg_idx) const </div><div class="ttdef"><b>Definition:</b> <a href="udf_8cc_source.html#l00425">udf.cc:425</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1SmallIntVal_html"><div class="ttname"><a href="structimpala__udf_1_1SmallIntVal.html">impala_udf::SmallIntVal</a></div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00401">udf.h:401</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a874d1120392ec08c68ef6073c52fac70"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a874d1120392ec08c68ef6073c52fac70">impala::AggregateFunctions::SumDecimalUpdate</a></div><div class="ttdeci">static void SumDecimalUpdate(FunctionContext *, const DecimalVal &src, DecimalVal *dst)</div><div class="ttdoc">Sum for decimals. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00348">aggregate-functions.cc:348</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a125610064716c04e0e5f359e796fcd9c"><div class="ttname"><a href="namespaceimpala.html#a125610064716c04e0e5f359e796fcd9c">impala::SetDistinctEstimateBit</a></div><div class="ttdeci">static void SetDistinctEstimateBit(uint8_t *bitmap, uint32_t row_index, uint32_t bit_index)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00588">aggregate-functions.cc:588</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a349dfe85ce5cec91958793726934b312"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a349dfe85ce5cec91958793726934b312">impala::AggregateFunctions::HllMerge</a></div><div class="ttdeci">static void HllMerge(FunctionContext *, const StringVal &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01022">aggregate-functions.cc:1022</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1FunctionContext_1_1TypeDesc_html_ae2505d4fdfd1db9353e3a1439f0b0452"><div class="ttname"><a href="structimpala__udf_1_1FunctionContext_1_1TypeDesc.html#ae2505d4fdfd1db9353e3a1439f0b0452">impala_udf::FunctionContext::TypeDesc::scale</a></div><div class="ttdeci">int scale</div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00076">udf.h:76</a></div></div> |
| <div class="ttc" id="structimpala_1_1KnuthVarianceState_html_a3a1fb9a9c1b88cf8914885853550ec20"><div class="ttname"><a href="structimpala_1_1KnuthVarianceState.html#a3a1fb9a9c1b88cf8914885853550ec20">impala::KnuthVarianceState::m2</a></div><div class="ttdeci">double m2</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01081">aggregate-functions.cc:1081</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_acf30268b9c9f2c2387128689f035cf7d"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#acf30268b9c9f2c2387128689f035cf7d">impala::AggregateFunctions::DenseRankUpdate</a></div><div class="ttdeci">static void DenseRankUpdate(FunctionContext *, StringVal *dst)</div><div class="ttdoc">Update state for DENSE_RANK. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01190">aggregate-functions.cc:1190</a></div></div> |
| <div class="ttc" id="structimpala_1_1DecimalAvgState_html"><div class="ttname"><a href="structimpala_1_1DecimalAvgState.html">impala::DecimalAvgState</a></div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00223">aggregate-functions.cc:223</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_ab5610cdbe03f3b9ff648d1e9974e0558"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#ab5610cdbe03f3b9ff648d1e9974e0558">impala::AggregateFunctions::AvgRemove</a></div><div class="ttdeci">static void AvgRemove(FunctionContext *ctx, const T &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00149">aggregate-functions.cc:149</a></div></div> |
| <div class="ttc" id="structimpala_1_1RankState_html"><div class="ttname"><a href="structimpala_1_1RankState.html">impala::RankState</a></div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01169">aggregate-functions.cc:1169</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a86c158a4dba685a8d75bf87a5350796a"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a86c158a4dba685a8d75bf87a5350796a">impala::AggregateFunctions::KnuthVarUpdate</a></div><div class="ttdeci">static void KnuthVarUpdate(FunctionContext *context, const T &input, StringVal *val)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01101">aggregate-functions.cc:1101</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSampleState_html_aff002f23a4d7b1f4e017a1d728497051"><div class="ttname"><a href="structimpala_1_1ReservoirSampleState.html#aff002f23a4d7b1f4e017a1d728497051">impala::ReservoirSampleState::rng</a></div><div class="ttdeci">ranlux64_3 rng</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00783">aggregate-functions.cc:783</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a0f96004e3073757cfe90ebb27ae37ac0"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a0f96004e3073757cfe90ebb27ae37ac0">impala::AggregateFunctions::KnuthVarPopFinalize</a></div><div class="ttdeci">static DoubleVal KnuthVarPopFinalize(FunctionContext *context, const StringVal &val)</div><div class="ttdoc">Calculates the biased variance, uses KnuthVar Init-Update-Merge functions. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01142">aggregate-functions.cc:1142</a></div></div> |
| <div class="ttc" id="classimpala_1_1HashUtil_html_a766721b27bee75c285fe09877fe9187e"><div class="ttname"><a href="classimpala_1_1HashUtil.html#a766721b27bee75c285fe09877fe9187e">impala::HashUtil::FNV64_SEED</a></div><div class="ttdeci">static const uint64_t FNV64_SEED</div><div class="ttdef"><b>Definition:</b> <a href="hash-util_8h_source.html#l00101">hash-util.h:101</a></div></div> |
| <div class="ttc" id="classimpala_1_1TimestampValue_html"><div class="ttname"><a href="classimpala_1_1TimestampValue.html">impala::TimestampValue</a></div><div class="ttdef"><b>Definition:</b> <a href="timestamp-value_8h_source.html#l00065">timestamp-value.h:65</a></div></div> |
| <div class="ttc" id="classimpala_1_1DecimalValue_html"><div class="ttname"><a href="classimpala_1_1DecimalValue.html">impala::DecimalValue< int128_t ></a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1DecimalVal_html"><div class="ttname"><a href="structimpala__udf_1_1DecimalVal.html">impala_udf::DecimalVal</a></div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00556">udf.h:556</a></div></div> |
| <div class="ttc" id="structimpala_1_1KnuthVarianceState_html_a3bc1c30c8ab3488d4c2f289d6d1f6fdc"><div class="ttname"><a href="structimpala_1_1KnuthVarianceState.html#a3bc1c30c8ab3488d4c2f289d6d1f6fdc">impala::KnuthVarianceState::mean</a></div><div class="ttdeci">double mean</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01080">aggregate-functions.cc:1080</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a8a30cb1966a1eccdca68c104460acb1d"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a8a30cb1966a1eccdca68c104460acb1d">impala::AggregateFunctions::TimestampAvgUpdate</a></div><div class="ttdeci">static void TimestampAvgUpdate(FunctionContext *ctx, const TimestampVal &src, StringVal *dst)</div><div class="ttdoc">Avg for timestamp. Uses AvgInit() and AvgMerge(). </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00183">aggregate-functions.cc:183</a></div></div> |
| <div class="ttc" id="structimpala_1_1ColumnType_html_a6fbb7face292b91017b89af34defcad9"><div class="ttname"><a href="structimpala_1_1ColumnType.html#a6fbb7face292b91017b89af34defcad9">impala::ColumnType::GetByteSize</a></div><div class="ttdeci">int GetByteSize() const </div><div class="ttdoc">Returns the byte size of this type. Returns 0 for variable length types. </div><div class="ttdef"><b>Definition:</b> <a href="types_8h_source.html#l00178">types.h:178</a></div></div> |
| <div class="ttc" id="classuint64__t_html"><div class="ttname"><a href="classuint64__t.html">uint64_t</a></div></div> |
| <div class="ttc" id="classimpala__udf_1_1FunctionContext_html_a14904de2d63cac14b1a1ef09b0653a14"><div class="ttname"><a href="classimpala__udf_1_1FunctionContext.html#a14904de2d63cac14b1a1ef09b0653a14">impala_udf::FunctionContext::Free</a></div><div class="ttdeci">void Free(uint8_t *buffer)</div><div class="ttdoc">Frees a buffer returned from Allocate() or Reallocate() </div><div class="ttdef"><b>Definition:</b> <a href="udf_8cc_source.html#l00291">udf.cc:291</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1BigIntVal_html_a8abd150f41ae695ad81c16eca21c1031"><div class="ttname"><a href="structimpala__udf_1_1BigIntVal.html#a8abd150f41ae695ad81c16eca21c1031">impala_udf::BigIntVal::val</a></div><div class="ttdeci">int64_t val</div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00440">udf.h:440</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a574ce3caaa8fc2905f301b09578ee371"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a574ce3caaa8fc2905f301b09578ee371">impala::AggregateFunctions::Min</a></div><div class="ttdeci">static void Min(FunctionContext *, const T &src, T *dst)</div><div class="ttdoc">MinUpdate/MinMerge. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00387">aggregate-functions.cc:387</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1StringVal_html"><div class="ttname"><a href="structimpala__udf_1_1StringVal.html">impala_udf::StringVal</a></div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00521">udf.h:521</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a4e75376fa0263e3d13f41cd8a9e5a13f"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a4e75376fa0263e3d13f41cd8a9e5a13f">impala::AggregateFunctions::CountMerge</a></div><div class="ttdeci">static void CountMerge(FunctionContext *, const BigIntVal &src, BigIntVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00119">aggregate-functions.cc:119</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_ae73a3e458b85f01d4fcc34fd3b7c1a97"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#ae73a3e458b85f01d4fcc34fd3b7c1a97">impala::AggregateFunctions::KnuthVarInit</a></div><div class="ttdeci">static void KnuthVarInit(FunctionContext *context, StringVal *val)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01094">aggregate-functions.cc:1094</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1DecimalVal_html_a462cc203f7959eec3a96f0046c9411b3"><div class="ttname"><a href="structimpala__udf_1_1DecimalVal.html#a462cc203f7959eec3a96f0046c9411b3">impala_udf::DecimalVal::val8</a></div><div class="ttdeci">int64_t val8</div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00571">udf.h:571</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a1069e2c862b4149613cfaf729d3229d6"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a1069e2c862b4149613cfaf729d3229d6">impala::AggregateFunctions::PcMerge</a></div><div class="ttdeci">static void PcMerge(FunctionContext *, const StringVal &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00652">aggregate-functions.cc:652</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1IntVal_html"><div class="ttname"><a href="structimpala__udf_1_1IntVal.html">impala_udf::IntVal</a></div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00420">udf.h:420</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a3effcfb5bbac2a7e8b315870d13bec04"><div class="ttname"><a href="namespaceimpala.html#a3effcfb5bbac2a7e8b315870d13bec04">impala::ComputeKnuthVariance</a></div><div class="ttdeci">double ComputeKnuthVariance(const KnuthVarianceState &state, bool pop)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01086">aggregate-functions.cc:1086</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a77af83283432b5bed07abf67782efa72"><div class="ttname"><a href="namespaceimpala.html#a77af83283432b5bed07abf67782efa72">impala::GetDistinctEstimateBit</a></div><div class="ttdeci">static bool GetDistinctEstimateBit(uint8_t *bitmap, uint32_t row_index, uint32_t bit_index)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00597">aggregate-functions.cc:597</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a298a35a54ddf54e1f7a63a436ee2eb75"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a298a35a54ddf54e1f7a63a436ee2eb75">impala::AggregateFunctions::StringConcatFinalize</a></div><div class="ttdeci">static StringVal StringConcatFinalize(FunctionContext *, const StringVal &src)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00533">aggregate-functions.cc:533</a></div></div> |
| <div class="ttc" id="logging_8h_html_a6ccc2106c47622db4e52a401a415fc58"><div class="ttname"><a href="logging_8h.html#a6ccc2106c47622db4e52a401a415fc58">VLOG_ROW</a></div><div class="ttdeci">#define VLOG_ROW</div><div class="ttdef"><b>Definition:</b> <a href="logging_8h_source.html#l00059">logging.h:59</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_af92b56999950edb471c9a1847a00ce3f"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#af92b56999950edb471c9a1847a00ce3f">impala::AggregateFunctions::DecimalAvgMerge</a></div><div class="ttdeci">static void DecimalAvgMerge(FunctionContext *ctx, const StringVal &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00279">aggregate-functions.cc:279</a></div></div> |
| <div class="ttc" id="classimpala_1_1DecimalValue_html_a4fe658117da0ad0eabee1e9bfb81d1df"><div class="ttname"><a href="classimpala_1_1DecimalValue.html#a4fe658117da0ad0eabee1e9bfb81d1df">impala::DecimalValue::Divide</a></div><div class="ttdeci">DecimalValue< RESULT_T > Divide(const ColumnType &this_type, const DecimalValue &other, const ColumnType &other_type, int result_scale, bool *is_nan, bool *overflow) const </div><div class="ttdoc">is_nan is set to true if 'other' is 0. The value returned is undefined. </div><div class="ttdef"><b>Definition:</b> <a href="decimal-value_8h_source.html#l00205">decimal-value.h:205</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a47cae332ad02d26e1b36e625934dc953"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a47cae332ad02d26e1b36e625934dc953">impala::AggregateFunctions::PcsaUpdate</a></div><div class="ttdeci">static void PcsaUpdate(FunctionContext *, const T &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00620">aggregate-functions.cc:620</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a5db0548e9ac5f0d3e6773f1ba4fbc707"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a5db0548e9ac5f0d3e6773f1ba4fbc707">impala::AggregateFunctions::DecimalAvgInit</a></div><div class="ttdeci">static void DecimalAvgInit(FunctionContext *ctx, StringVal *dst)</div><div class="ttdoc">Avg for decimals. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00228">aggregate-functions.cc:228</a></div></div> |
| <div class="ttc" id="classimpala__udf_1_1FunctionContext_html_aad06c7a14658a9a42d5de6e7d01ae136"><div class="ttname"><a href="classimpala__udf_1_1FunctionContext.html#aad06c7a14658a9a42d5de6e7d01ae136">impala_udf::FunctionContext::IsArgConstant</a></div><div class="ttdeci">bool IsArgConstant(int arg_idx) const </div><div class="ttdef"><b>Definition:</b> <a href="udf-ir_8cc_source.html#l00020">udf-ir.cc:20</a></div></div> |
| <div class="ttc" id="classimpala_1_1FunctionContextImpl_html_a8068fa1480f2dea7f5519de544c7b92f"><div class="ttname"><a href="classimpala_1_1FunctionContextImpl.html#a8068fa1480f2dea7f5519de544c7b92f">impala::FunctionContextImpl::num_removes</a></div><div class="ttdeci">int64_t num_removes() const </div><div class="ttdef"><b>Definition:</b> <a href="udf-internal_8h_source.html#l00087">udf-internal.h:87</a></div></div> |
| <div class="ttc" id="classimpala_1_1AnyValUtil_html_ad68915e1754c4ce52f20097dd1650490"><div class="ttname"><a href="classimpala_1_1AnyValUtil.html#ad68915e1754c4ce52f20097dd1650490">impala::AnyValUtil::Hash64</a></div><div class="ttdeci">static uint64_t Hash64(const BooleanVal &v, const FunctionContext::TypeDesc &, int64_t seed)</div><div class="ttdef"><b>Definition:</b> <a href="anyval-util_8h_source.html#l00085">anyval-util.h:85</a></div></div> |
| <div class="ttc" id="structimpala_1_1KnuthVarianceState_html_a53d4d6cbf9fd1bdf24ab89a8e4cee8d4"><div class="ttname"><a href="structimpala_1_1KnuthVarianceState.html#a53d4d6cbf9fd1bdf24ab89a8e4cee8d4">impala::KnuthVarianceState::count</a></div><div class="ttdeci">int64_t count</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01082">aggregate-functions.cc:1082</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a1287bc5e9b88e7770f6db58252449a1a"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a1287bc5e9b88e7770f6db58252449a1a">impala::AggregateFunctions::StringValSerializeOrFinalize</a></div><div class="ttdeci">static StringVal StringValSerializeOrFinalize(FunctionContext *ctx, const StringVal &src)</div><div class="ttdoc">StringVal Serialize/Finalize function that copies and frees src. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00086">aggregate-functions.cc:86</a></div></div> |
| <div class="ttc" id="partitioning-throughput-test_8cc_html_ad43c3812e6d13e0518d9f8b8f463ffcf"><div class="ttname"><a href="partitioning-throughput-test_8cc.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a></div><div class="ttdeci">uint64_t count</div><div class="ttdef"><b>Definition:</b> <a href="partitioning-throughput-test_8cc_source.html#l00035">partitioning-throughput-test.cc:35</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a1bc0d5af64d102c3c360a15f173d846e"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a1bc0d5af64d102c3c360a15f173d846e">impala::AggregateFunctions::KnuthStddevPopFinalize</a></div><div class="ttdeci">static DoubleVal KnuthStddevPopFinalize(FunctionContext *context, const StringVal &val)</div><div class="ttdoc">Calculates the biased STDDEV, uses KnuthVar Init-Update-Merge functions. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01160">aggregate-functions.cc:1160</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_ae50bd776a53448b34f89a219b973f8e6"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#ae50bd776a53448b34f89a219b973f8e6">impala::AggregateFunctions::LastValUpdate</a></div><div class="ttdeci">static void LastValUpdate(FunctionContext *, const T &src, T *dst)</div><div class="ttdoc">Implements LAST_VALUE. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01232">aggregate-functions.cc:1232</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSample_html_a526bcaf5fd2f9eb3f42c8e66823e601d"><div class="ttname"><a href="structimpala_1_1ReservoirSample.html#a526bcaf5fd2f9eb3f42c8e66823e601d">impala::ReservoirSample::GetValue</a></div><div class="ttdeci">T GetValue(FunctionContext *ctx)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00745">aggregate-functions.cc:745</a></div></div> |
| <div class="ttc" id="classimpala__udf_1_1FunctionContext_html_a0eb0e2431b2954c02f1bfe97e5e0769a"><div class="ttname"><a href="classimpala__udf_1_1FunctionContext.html#a0eb0e2431b2954c02f1bfe97e5e0769a">impala_udf::FunctionContext::GetNumArgs</a></div><div class="ttdeci">int GetNumArgs() const </div><div class="ttdef"><b>Definition:</b> <a href="udf-ir_8cc_source.html#l00030">udf-ir.cc:30</a></div></div> |
| <div class="ttc" id="classimpala_1_1TimestampValue_html_a2ff661145c5c9003f11cef0a875f2d75"><div class="ttname"><a href="classimpala_1_1TimestampValue.html#a2ff661145c5c9003f11cef0a875f2d75">impala::TimestampValue::FromTimestampVal</a></div><div class="ttdeci">static TimestampValue FromTimestampVal(const impala_udf::TimestampVal &udf_value)</div><div class="ttdef"><b>Definition:</b> <a href="timestamp-value_8h_source.html#l00111">timestamp-value.h:111</a></div></div> |
| <div class="ttc" id="classimpala__udf_1_1FunctionContext_html_a3e07497f8e6e2a9f97c55dc578afcd46"><div class="ttname"><a href="classimpala__udf_1_1FunctionContext.html#a3e07497f8e6e2a9f97c55dc578afcd46">impala_udf::FunctionContext::Reallocate</a></div><div class="ttdeci">uint8_t * Reallocate(uint8_t *ptr, int byte_size)</div><div class="ttdef"><b>Definition:</b> <a href="udf_8cc_source.html#l00276">udf.cc:276</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a3fbbb4545664ca3ce01f0e2506749f22"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a3fbbb4545664ca3ce01f0e2506749f22">impala::AggregateFunctions::HLL_PRECISION</a></div><div class="ttdeci">static const int HLL_PRECISION</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8h_source.html#l00174">aggregate-functions.h:174</a></div></div> |
| <div class="ttc" id="classimpala_1_1TimestampValue_html_a2bad52e8cc42c734104f0157dd33e225"><div class="ttname"><a href="classimpala_1_1TimestampValue.html#a2bad52e8cc42c734104f0157dd33e225">impala::TimestampValue::ToSubsecondUnixTime</a></div><div class="ttdeci">double ToSubsecondUnixTime() const </div><div class="ttdef"><b>Definition:</b> <a href="timestamp-value_8h_source.html#l00175">timestamp-value.h:175</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a6d5c91a5cd132889c56ba03c706c0173"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a6d5c91a5cd132889c56ba03c706c0173">impala::AggregateFunctions::SumUpdate</a></div><div class="ttdeci">static void SumUpdate(FunctionContext *, const SRC_VAL &src, DST_VAL *dst)</div><div class="ttdoc">SumUpdate, SumMerge. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00323">aggregate-functions.cc:323</a></div></div> |
| <div class="ttc" id="classimpala__udf_1_1FunctionContext_html_a24a7e63aa708e54ea3c8c9572a00ede2"><div class="ttname"><a href="classimpala__udf_1_1FunctionContext.html#a24a7e63aa708e54ea3c8c9572a00ede2">impala_udf::FunctionContext::Allocate</a></div><div class="ttdeci">uint8_t * Allocate(int byte_size)</div><div class="ttdef"><b>Definition:</b> <a href="udf_8cc_source.html#l00262">udf.cc:262</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSample_3_01StringVal_01_4_html"><div class="ttname"><a href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html">impala::ReservoirSample< StringVal ></a></div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00751">aggregate-functions.cc:751</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a84f11e76b7d2986defd655408798130f"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a84f11e76b7d2986defd655408798130f">impala::AggregateFunctions::FirstValRewriteUpdate</a></div><div class="ttdeci">static void FirstValRewriteUpdate(FunctionContext *, const T &src, const BigIntVal &, T *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01295">aggregate-functions.cc:1295</a></div></div> |
| <div class="ttc" id="compiler-util_8h_html_a9acc330d508b9a3b775cfdf7ce405e7d"><div class="ttname"><a href="compiler-util_8h.html#a9acc330d508b9a3b775cfdf7ce405e7d">UNLIKELY</a></div><div class="ttdeci">#define UNLIKELY(expr)</div><div class="ttdef"><b>Definition:</b> <a href="compiler-util_8h_source.html#l00033">compiler-util.h:33</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a35962fbb64c251094bba6f054e866738"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a35962fbb64c251094bba6f054e866738">impala::AggregateFunctions::TimestampAvgFinalize</a></div><div class="ttdeci">static TimestampVal TimestampAvgFinalize(FunctionContext *ctx, const StringVal &val)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00216">aggregate-functions.cc:216</a></div></div> |
| <div class="ttc" id="structimpala_1_1AvgState_html"><div class="ttname"><a href="structimpala_1_1AvgState.html">impala::AvgState</a></div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00126">aggregate-functions.cc:126</a></div></div> |
| <div class="ttc" id="structimpala_1_1AvgState_html_a9cc58c6f32412969abea7c72b8d89fb9"><div class="ttname"><a href="structimpala_1_1AvgState.html#a9cc58c6f32412969abea7c72b8d89fb9">impala::AvgState::sum</a></div><div class="ttdeci">double sum</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00127">aggregate-functions.cc:127</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1BigIntVal_html"><div class="ttname"><a href="structimpala__udf_1_1BigIntVal.html">impala_udf::BigIntVal</a></div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00439">udf.h:439</a></div></div> |
| <div class="ttc" id="structimpala_1_1StringValue_html_a0e9ab8f7270c19ee6535a8bd83777969"><div class="ttname"><a href="structimpala_1_1StringValue.html#a0e9ab8f7270c19ee6535a8bd83777969">impala::StringValue::FromStringVal</a></div><div class="ttdeci">static StringValue FromStringVal(const impala_udf::StringVal &sv)</div><div class="ttdef"><b>Definition:</b> <a href="string-value_8h_source.html#l00103">string-value.h:103</a></div></div> |
| <div class="ttc" id="structimpala_1_1ColumnType_html"><div class="ttname"><a href="structimpala_1_1ColumnType.html">impala::ColumnType</a></div><div class="ttdef"><b>Definition:</b> <a href="types_8h_source.html#l00059">types.h:59</a></div></div> |
| <div class="ttc" id="decimal-value_8h_html"><div class="ttname"><a href="decimal-value_8h.html">decimal-value.h</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSample_3_01StringVal_01_4_html_a6789f901d7609849953222790a1120f2"><div class="ttname"><a href="structimpala_1_1ReservoirSample_3_01StringVal_01_4.html#a6789f901d7609849953222790a1120f2">impala::ReservoirSample< StringVal >::len</a></div><div class="ttdeci">int len</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00753">aggregate-functions.cc:753</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a9a577632e34e7f5590f2a42acc9a958e"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a9a577632e34e7f5590f2a42acc9a958e">impala::AggregateFunctions::ReservoirSampleInit</a></div><div class="ttdeci">static void ReservoirSampleInit(FunctionContext *, StringVal *slot)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00792">aggregate-functions.cc:792</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a5dc645798b865a97903e43fbf9347bb6"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a5dc645798b865a97903e43fbf9347bb6">impala::AggregateFunctions::AvgGetValue</a></div><div class="ttdeci">static DoubleVal AvgGetValue(FunctionContext *ctx, const StringVal &val)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00171">aggregate-functions.cc:171</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a3672f20dcca0826892a20e0ea19276a4"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a3672f20dcca0826892a20e0ea19276a4">impala::AggregateFunctions::PcsaFinalize</a></div><div class="ttdeci">static BigIntVal PcsaFinalize(FunctionContext *, const StringVal &src)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00719">aggregate-functions.cc:719</a></div></div> |
| <div class="ttc" id="names_8h_html"><div class="ttname"><a href="names_8h.html">names.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_af70c7034dc248ea3f7114482576e5bdf"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#af70c7034dc248ea3f7114482576e5bdf">impala::AggregateFunctions::InitNullString</a></div><div class="ttdeci">static void InitNullString(FunctionContext *c, StringVal *dst)</div><div class="ttdoc">Initializes dst to NULL and sets dst->ptr to NULL. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00398">aggregate-functions.cc:398</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a2ca52a14c798375183d748231c022da2"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a2ca52a14c798375183d748231c022da2">impala::AggregateFunctions::RankGetValue</a></div><div class="ttdeci">static BigIntVal RankGetValue(FunctionContext *, StringVal &src)</div><div class="ttdoc">Returns the result for RANK and prepares the state for the next Update(). </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01192">aggregate-functions.cc:1192</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a35665958a04f04c5f11b6fd3fb1d31c6"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a35665958a04f04c5f11b6fd3fb1d31c6">impala::AggregateFunctions::AvgFinalize</a></div><div class="ttdeci">static DoubleVal AvgFinalize(FunctionContext *ctx, const StringVal &val)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00177">aggregate-functions.cc:177</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a4ea3a1c4b8593e5c58f46a8ca13f81aa"><div class="ttname"><a href="namespaceimpala.html#a4ea3a1c4b8593e5c58f46a8ca13f81aa">impala::SampleKeyGreater</a></div><div class="ttdeci">bool SampleKeyGreater(const ReservoirSample< T > &i, const ReservoirSample< T > &j)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00875">aggregate-functions.cc:875</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_abec058f7934754d4396a4b4665b34044"><div class="ttname"><a href="namespaceimpala.html#abec058f7934754d4396a4b4665b34044">impala::SampleValLess</a></div><div class="ttdeci">bool SampleValLess(const ReservoirSample< T > &i, const ReservoirSample< T > &j)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00848">aggregate-functions.cc:848</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a497790ef57ade71b86be697db459f232"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a497790ef57ade71b86be697db459f232">impala::AggregateFunctions::TimestampAvgRemove</a></div><div class="ttdeci">static void TimestampAvgRemove(FunctionContext *ctx, const TimestampVal &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00194">aggregate-functions.cc:194</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a9f8f5c92606191cab5c81a49a28b4e4e"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a9f8f5c92606191cab5c81a49a28b4e4e">impala::AggregateFunctions::RankFinalize</a></div><div class="ttdeci">static BigIntVal RankFinalize(FunctionContext *, StringVal &src)</div><div class="ttdoc">Returns the result for RANK and DENSE_RANK and cleans up intermediate state in src. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01221">aggregate-functions.cc:1221</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a32760a06f67ac4141975d4a464cbdac5"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a32760a06f67ac4141975d4a464cbdac5">impala::AggregateFunctions::PcUpdate</a></div><div class="ttdeci">static void PcUpdate(FunctionContext *, const T &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00604">aggregate-functions.cc:604</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_abecc6cd715ffaa38cd89439ce472171c"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#abecc6cd715ffaa38cd89439ce472171c">impala::AggregateFunctions::TimestampAvgGetValue</a></div><div class="ttdeci">static TimestampVal TimestampAvgGetValue(FunctionContext *ctx, const StringVal &val)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00206">aggregate-functions.cc:206</a></div></div> |
| <div class="ttc" id="namespacegen__ir__descriptions_html_a0d6572990c8dd576a55a21ff11d6deb7"><div class="ttname"><a href="namespacegen__ir__descriptions.html#a0d6572990c8dd576a55a21ff11d6deb7">gen_ir_descriptions.idx</a></div><div class="ttdeci">int idx</div><div class="ttdef"><b>Definition:</b> <a href="gen__ir__descriptions_8py_source.html#l00215">gen_ir_descriptions.py:215</a></div></div> |
| <div class="ttc" id="structimpala_1_1ColumnType_html_a142abdf1a7178580cbc3b06abbd4cd49"><div class="ttname"><a href="structimpala_1_1ColumnType.html#a142abdf1a7178580cbc3b06abbd4cd49">impala::ColumnType::CreateDecimalType</a></div><div class="ttdeci">static ColumnType CreateDecimalType(int precision, int scale)</div><div class="ttdef"><b>Definition:</b> <a href="types_8h_source.html#l00103">types.h:103</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_aa9d7fc7f42230f626593933f81fdd80e"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#aa9d7fc7f42230f626593933f81fdd80e">impala::AggregateFunctions::KnuthVarMerge</a></div><div class="ttdeci">static void KnuthVarMerge(FunctionContext *context, const StringVal &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01115">aggregate-functions.cc:1115</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a1293ff85a7cb6371207974cddce59eee"><div class="ttname"><a href="namespaceimpala.html#a1293ff85a7cb6371207974cddce59eee">impala::NUM_PC_BITMAPS</a></div><div class="ttdeci">static const int NUM_PC_BITMAPS</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00558">aggregate-functions.cc:558</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a3a9fb32201d265c7f04cc90369c34040"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a3a9fb32201d265c7f04cc90369c34040">impala::AggregateFunctions::DenseRankGetValue</a></div><div class="ttdeci">static BigIntVal DenseRankGetValue(FunctionContext *, StringVal &src)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01207">aggregate-functions.cc:1207</a></div></div> |
| <div class="ttc" id="classimpala__udf_1_1FunctionContext_html_a80f0af285424f65b0d9f395049f7a75f"><div class="ttname"><a href="classimpala__udf_1_1FunctionContext.html#a80f0af285424f65b0d9f395049f7a75f">impala_udf::FunctionContext::GetConstantArg</a></div><div class="ttdeci">AnyVal * GetConstantArg(int arg_idx) const </div><div class="ttdef"><b>Definition:</b> <a href="udf-ir_8cc_source.html#l00025">udf-ir.cc:25</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_afb16b9709a23baed596b69bc4bd78c0a"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#afb16b9709a23baed596b69bc4bd78c0a">impala::AggregateFunctions::HistogramFinalize</a></div><div class="ttdeci">static StringVal HistogramFinalize(FunctionContext *, const StringVal &src)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00957">aggregate-functions.cc:957</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a327ff88bff8dba746185e6bf73f3bfe6"><div class="ttname"><a href="namespaceimpala.html#a327ff88bff8dba746185e6bf73f3bfe6">impala::NUM_SAMPLES</a></div><div class="ttdeci">static const int NUM_SAMPLES</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00731">aggregate-functions.cc:731</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_ac2de5efeb14ca02984438fbe875a2c8b"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#ac2de5efeb14ca02984438fbe875a2c8b">impala::AggregateFunctions::CountRemove</a></div><div class="ttdeci">static void CountRemove(FunctionContext *, const AnyVal &src, BigIntVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00104">aggregate-functions.cc:104</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a25ef6bdcb67a2914b0f1cb3e53514946"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a25ef6bdcb67a2914b0f1cb3e53514946">impala::AggregateFunctions::DecimalAvgRemove</a></div><div class="ttdeci">static void DecimalAvgRemove(FunctionContext *ctx, const DecimalVal &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00240">aggregate-functions.cc:240</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a8ff898220fec753274d11c40eb76f078"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a8ff898220fec753274d11c40eb76f078">impala::AggregateFunctions::StringValGetValue</a></div><div class="ttdeci">static StringVal StringValGetValue(FunctionContext *ctx, const StringVal &src)</div><div class="ttdoc">StringVal GetValue() function that returns a copy of src. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00078">aggregate-functions.cc:78</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a4d0ae3a6ba0b671362774530be155573"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a4d0ae3a6ba0b671362774530be155573">impala::AggregateFunctions::KnuthStddevFinalize</a></div><div class="ttdeci">static DoubleVal KnuthStddevFinalize(FunctionContext *context, const StringVal &val)</div><div class="ttdoc">Calculates STDDEV, uses KnuthVar Init-Update-Merge functions. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01151">aggregate-functions.cc:1151</a></div></div> |
| <div class="ttc" id="classimpala_1_1FunctionContextImpl_html_a434458e54d547828ed282829a58d6052"><div class="ttname"><a href="classimpala_1_1FunctionContextImpl.html#a434458e54d547828ed282829a58d6052">impala::FunctionContextImpl::IncrementNumRemoves</a></div><div class="ttdeci">void IncrementNumRemoves(int64_t n=1)</div><div class="ttdef"><b>Definition:</b> <a href="udf-internal_8h_source.html#l00091">udf-internal.h:91</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_ad80605936b4625e58f47b10e77d42d6c"><div class="ttname"><a href="namespaceimpala.html#ad80605936b4625e58f47b10e77d42d6c">impala::DistinceEstimateFinalize</a></div><div class="ttdeci">double DistinceEstimateFinalize(const StringVal &src)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00671">aggregate-functions.cc:671</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1StringVal_html_a72a872d5acebca872db6bd37eb4ae184"><div class="ttname"><a href="structimpala__udf_1_1StringVal.html#a72a872d5acebca872db6bd37eb4ae184">impala_udf::StringVal::len</a></div><div class="ttdeci">int len</div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00522">udf.h:522</a></div></div> |
| <div class="ttc" id="string-value_8h_html"><div class="ttname"><a href="string-value_8h.html">string-value.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_a557bfcf4210abb6b3c67ead644219fe6"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#a557bfcf4210abb6b3c67ead644219fe6">impala::AggregateFunctions::AvgMerge</a></div><div class="ttdeci">static void AvgMerge(FunctionContext *ctx, const StringVal &src, StringVal *dst)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00161">aggregate-functions.cc:161</a></div></div> |
| <div class="ttc" id="structimpala_1_1ReservoirSampleState_html_af1f8f492679c371190f6b61ccee36ebc"><div class="ttname"><a href="structimpala_1_1ReservoirSampleState.html#af1f8f492679c371190f6b61ccee36ebc">impala::ReservoirSampleState::GetNext64</a></div><div class="ttdeci">int64_t GetNext64(int64_t max)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00785">aggregate-functions.cc:785</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_aa12e1fa6a13d2fd0ed041a4eca1f40a5"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#aa12e1fa6a13d2fd0ed041a4eca1f40a5">impala::AggregateFunctions::HllFinalEstimate</a></div><div class="ttdeci">static uint64_t HllFinalEstimate(const uint8_t *buckets, int32_t num_buckets)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l01033">aggregate-functions.cc:1033</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_ad5c7975fbbcb8488128fd1050f4f4004"><div class="ttname"><a href="namespaceimpala.html#ad5c7975fbbcb8488128fd1050f4f4004">impala::PC_THETA</a></div><div class="ttdeci">static const float PC_THETA</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00560">aggregate-functions.cc:560</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_ae2e0ae1231be0e9c6a0dcdf7fb4204d4"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#ae2e0ae1231be0e9c6a0dcdf7fb4204d4">impala::AggregateFunctions::DecimalAvgFinalize</a></div><div class="ttdeci">static DecimalVal DecimalAvgFinalize(FunctionContext *ctx, const StringVal &val)</div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00315">aggregate-functions.cc:315</a></div></div> |
| <div class="ttc" id="classimpala_1_1AggregateFunctions_html_aa98d5f083d6dd03cd1723421809f0873"><div class="ttname"><a href="classimpala_1_1AggregateFunctions.html#aa98d5f083d6dd03cd1723421809f0873">impala::AggregateFunctions::StringConcatUpdate</a></div><div class="ttdeci">static void StringConcatUpdate(FunctionContext *, const StringVal &src, StringVal *result)</div><div class="ttdoc">String concat. </div><div class="ttdef"><b>Definition:</b> <a href="aggregate-functions_8cc_source.html#l00490">aggregate-functions.cc:490</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_aa5bce0d3309643287a67504146c2f871a62719f90a13430bfdc4a8455724f6fdf"><div class="ttname"><a href="namespaceimpala.html#aa5bce0d3309643287a67504146c2f871a62719f90a13430bfdc4a8455724f6fdf">impala::TYPE_DECIMAL</a></div><div class="ttdef"><b>Definition:</b> <a href="types_8h_source.html#l00042">types.h:42</a></div></div> |
| <div class="ttc" id="structimpala__udf_1_1BooleanVal_html"><div class="ttname"><a href="structimpala__udf_1_1BooleanVal.html">impala_udf::BooleanVal</a></div><div class="ttdef"><b>Definition:</b> <a href="udf_8h_source.html#l00363">udf.h:363</a></div></div> |
| <div class="ttc" id="classimpala_1_1TimestampValue_html_ab0aea0a3c315d185be82a0f6c06bbd5c"><div class="ttname"><a href="classimpala_1_1TimestampValue.html#ab0aea0a3c315d185be82a0f6c06bbd5c">impala::TimestampValue::DebugString</a></div><div class="ttdeci">std::string DebugString() const </div><div class="ttdef"><b>Definition:</b> <a href="timestamp-value_8h_source.html#l00137">timestamp-value.h:137</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a537700995e6d739a40c327c0354e6869"><div class="ttname"><a href="namespaceimpala.html#a537700995e6d739a40c327c0354e6869">impala::int128_t</a></div><div class="ttdeci">__int128_t int128_t</div><div class="ttdoc">We use the c++ int128_t type. This is stored using 16 bytes and very performant. </div><div class="ttdef"><b>Definition:</b> <a href="multi-precision_8h_source.html#l00051">multi-precision.h:51</a></div></div> |
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