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<li class="navelem"><a class="el" href="dir_00b03cb5ae954e8a2b89b347e34477b0.html">tuple</a></li><li class="navelem"><a class="el" href="dir_0bcb9827d33186afae8dcf178a314956.html">include</a></li> </ul>
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<div class="title">array_tuple_sketch.hpp</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> * or more contributor license agreements. See the NOTICE file</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * distributed with this work for additional information</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> * regarding copyright ownership. The ASF licenses this file</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * to you under the Apache License, Version 2.0 (the</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> * &quot;License&quot;); you may not use this file except in compliance</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> * with the License. You may obtain a copy of the License at</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> * Unless required by applicable law or agreed to in writing,</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> * software distributed under the License is distributed on an</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> * &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> * KIND, either express or implied. See the License for the</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> * specific language governing permissions and limitations</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment"> * under the License.</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160; </div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#ifndef ARRAY_TUPLE_SKETCH_HPP_</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#define ARRAY_TUPLE_SKETCH_HPP_</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#include &lt;memory&gt;</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; </div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#include &quot;serde.hpp&quot;</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &quot;tuple_sketch.hpp&quot;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; </div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacedatasketches.html">datasketches</a> {</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="comment">// This simple array is faster than std::vector and should be sufficient for this application</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, <span class="keyword">typename</span> Allocator = std::allocator&lt;T&gt;&gt;</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="keyword">class </span>array {</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <span class="keyword">using</span> value_type = T;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; <span class="keyword">using</span> allocator_type = Allocator;</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; </div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="keyword">explicit</span> array(uint8_t size, T value, <span class="keyword">const</span> Allocator&amp; allocator = Allocator()):</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; allocator_(allocator), size_(size), array_(allocator_.allocate(size_)) {</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; std::fill(array_, array_ + size_, value);</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; }</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; array(<span class="keyword">const</span> array&amp; other):</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; allocator_(other.allocator_),</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; size_(other.size_),</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; array_(allocator_.allocate(size_))</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; {</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; std::copy(other.array_, other.array_ + size_, array_);</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; }</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; array(array&amp;&amp; other) noexcept:</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; allocator_(std::move(other.allocator_)),</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; size_(other.size_),</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; array_(other.array_)</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; {</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; other.array_ = <span class="keyword">nullptr</span>;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; }</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; ~array() {</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; <span class="keywordflow">if</span> (array_ != <span class="keyword">nullptr</span>) allocator_.deallocate(array_, size_);</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; }</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; array&amp; operator=(<span class="keyword">const</span> array&amp; other) {</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; array copy(other);</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; std::swap(allocator_, copy.allocator_);</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; std::swap(size_, copy.size_);</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; std::swap(array_, copy.array_);</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; }</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; array&amp; operator=(array&amp;&amp; other) {</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; std::swap(allocator_, other.allocator_);</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; std::swap(size_, other.size_);</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; std::swap(array_, other.array_);</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; }</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; T&amp; operator[](<span class="keywordtype">size_t</span> index) { <span class="keywordflow">return</span> array_[index]; }</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; T operator[](<span class="keywordtype">size_t</span> index)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> array_[index]; }</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; uint8_t size()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> size_; }</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; T* data() { <span class="keywordflow">return</span> array_; }</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <span class="keyword">const</span> T* data()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> array_; }</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> array&amp; other)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <span class="keywordflow">for</span> (uint8_t i = 0; i &lt; size_; ++i) <span class="keywordflow">if</span> (array_[i] != other.array_[i]) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; }</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; Allocator allocator_;</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; uint8_t size_;</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; T* array_;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;};</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Array, <span class="keyword">typename</span> Allocator = <span class="keyword">typename</span> Array::allocator_type&gt;</div>
<div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="classdatasketches_1_1default__array__tuple__update__policy.html"> 89</a></span>&#160;<span class="keyword">class </span><a class="code" href="classdatasketches_1_1default__array__tuple__update__policy.html">default_array_tuple_update_policy</a> {</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <a class="code" href="classdatasketches_1_1default__array__tuple__update__policy.html">default_array_tuple_update_policy</a>(uint8_t num_values = 1, <span class="keyword">const</span> Allocator&amp; allocator = Allocator()):</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; allocator_(allocator), num_values_(num_values) {}</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; Array create()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <span class="keywordflow">return</span> Array(num_values_, 0, allocator_);</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; }</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> InputArray&gt; <span class="comment">// to allow any type with indexed access (such as double* or std::vector)</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="keywordtype">void</span> update(Array&amp; array, <span class="keyword">const</span> InputArray&amp; update)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <span class="keywordflow">for</span> (uint8_t i = 0; i &lt; num_values_; ++i) array[i] += update[i];</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; }</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; uint8_t get_num_values()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="keywordflow">return</span> num_values_;</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; }</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; </div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; Allocator allocator_;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; uint8_t num_values_;</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160;};</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; </div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160;<span class="comment">// forward declaration</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Array, <span class="keyword">typename</span> Allocator&gt; <span class="keyword">class </span><a class="code" href="classdatasketches_1_1compact__array__tuple__sketch.html">compact_array_tuple_sketch</a>;</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; </div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160;<span class="keyword">template</span>&lt;</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <span class="keyword">typename</span> Array,</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <span class="keyword">typename</span> Policy = <a class="code" href="classdatasketches_1_1default__array__tuple__update__policy.html">default_array_tuple_update_policy&lt;Array&gt;</a>,</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keyword">typename</span> Allocator = <span class="keyword">typename</span> Array::allocator_type</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;&gt;</div>
<div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__array__tuple__sketch.html"> 125</a></span>&#160;<span class="keyword">class </span><a class="code" href="classdatasketches_1_1update__array__tuple__sketch.html">update_array_tuple_sketch</a>: <span class="keyword">public</span> <a class="code" href="classdatasketches_1_1update__tuple__sketch.html">update_tuple_sketch</a>&lt;Array, Array, Policy, Allocator&gt; {</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <span class="keyword">using</span> <a class="code" href="classdatasketches_1_1update__tuple__sketch.html">Base</a> = <a class="code" href="classdatasketches_1_1update__tuple__sketch.html">update_tuple_sketch&lt;Array, Array, Policy, Allocator&gt;</a>;</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="keyword">using</span> resize_factor = <span class="keyword">typename</span> Base::resize_factor;</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; </div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; <span class="keyword">class </span><a class="code" href="classdatasketches_1_1update__array__tuple__sketch_1_1builder.html">builder</a>;</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; </div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <a class="code" href="classdatasketches_1_1compact__array__tuple__sketch.html">compact_array_tuple_sketch&lt;Array, Allocator&gt;</a> compact(<span class="keywordtype">bool</span> ordered = <span class="keyword">true</span>) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; </div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; uint8_t <a class="code" href="classdatasketches_1_1update__array__tuple__sketch.html#a005404841e22f08ab76ce513d9b39bd1">get_num_values</a>() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; </div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; <span class="comment">// for builder</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <a class="code" href="classdatasketches_1_1update__array__tuple__sketch.html">update_array_tuple_sketch</a>(uint8_t lg_cur_size, uint8_t lg_nom_size, resize_factor rf, <span class="keywordtype">float</span> p, uint64_t theta,</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; uint64_t seed, <span class="keyword">const</span> Policy&amp; policy, <span class="keyword">const</span> Allocator&amp; allocator);</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160;};</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; </div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Array, <span class="keyword">typename</span> Policy, <span class="keyword">typename</span> Allocator&gt;</div>
<div class="line"><a name="l00145"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__array__tuple__sketch_1_1builder.html"> 145</a></span>&#160;<span class="keyword">class </span><a class="code" href="classdatasketches_1_1update__array__tuple__sketch.html">update_array_tuple_sketch</a>&lt;Array, Policy, Allocator&gt;::<a class="code" href="classdatasketches_1_1update__array__tuple__sketch_1_1builder.html">builder</a>: <span class="keyword">public</span> <a class="code" href="classdatasketches_1_1tuple__base__builder.html">tuple_base_builder</a>&lt;builder, Policy, Allocator&gt; {</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <a class="code" href="classdatasketches_1_1update__array__tuple__sketch_1_1builder.html">builder</a>(<span class="keyword">const</span> Policy&amp; policy = Policy(), <span class="keyword">const</span> Allocator&amp; allocator = Allocator());</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; </div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; <a class="code" href="classdatasketches_1_1update__array__tuple__sketch.html">update_array_tuple_sketch</a> build() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;};</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; </div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;<span class="keyword">template</span>&lt;</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <span class="keyword">typename</span> Array,</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; <span class="keyword">typename</span> Allocator = <span class="keyword">typename</span> Array::allocator_type</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;&gt;</div>
<div class="line"><a name="l00163"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__array__tuple__sketch.html"> 163</a></span>&#160;<span class="keyword">class </span><a class="code" href="classdatasketches_1_1compact__array__tuple__sketch.html">compact_array_tuple_sketch</a>: <span class="keyword">public</span> <a class="code" href="classdatasketches_1_1compact__tuple__sketch.html">compact_tuple_sketch</a>&lt;Array, Allocator&gt; {</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; <span class="keyword">using</span> <a class="code" href="classdatasketches_1_1compact__tuple__sketch.html">Base</a> = <a class="code" href="classdatasketches_1_1compact__tuple__sketch.html">compact_tuple_sketch&lt;Array, Allocator&gt;</a>;</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; <span class="keyword">using</span> Entry = <span class="keyword">typename</span> Base::Entry;</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; <span class="keyword">using</span> AllocEntry = <span class="keyword">typename</span> Base::AllocEntry;</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <span class="keyword">using</span> AllocU64 = <span class="keyword">typename</span> Base::AllocU64;</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; <span class="keyword">using</span> vector_bytes = <span class="keyword">typename</span> Base::vector_bytes;</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; </div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; <span class="keyword">static</span> <span class="keyword">const</span> uint8_t SERIAL_VERSION = 1;</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; <span class="keyword">static</span> <span class="keyword">const</span> uint8_t SKETCH_FAMILY = 9;</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <span class="keyword">static</span> <span class="keyword">const</span> uint8_t SKETCH_TYPE = 3;</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; <span class="keyword">enum</span> flags { UNUSED1, UNUSED2, IS_EMPTY, HAS_ENTRIES, IS_ORDERED };</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; </div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Sketch&gt;</div>
<div class="line"><a name="l00183"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__array__tuple__sketch.html#a1d5f786024b3df2ab6993056a22abad0"> 183</a></span>&#160; <a class="code" href="classdatasketches_1_1compact__array__tuple__sketch.html#a1d5f786024b3df2ab6993056a22abad0">compact_array_tuple_sketch</a>(<span class="keyword">const</span> Sketch&amp; other, <span class="keywordtype">bool</span> ordered = <span class="keyword">true</span>);</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; </div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; uint8_t <a class="code" href="classdatasketches_1_1compact__array__tuple__sketch.html#a005404841e22f08ab76ce513d9b39bd1">get_num_values</a>() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; </div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1compact__array__tuple__sketch.html#a1bcdd98ee6e6eb9b501b8dc5de5e8924">serialize</a>(std::ostream&amp; os) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; </div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; vector_bytes <a class="code" href="classdatasketches_1_1compact__array__tuple__sketch.html#a1bcdd98ee6e6eb9b501b8dc5de5e8924">serialize</a>(<span class="keywordtype">unsigned</span> header_size_bytes = 0) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; </div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; <span class="keyword">static</span> <a class="code" href="classdatasketches_1_1compact__array__tuple__sketch.html">compact_array_tuple_sketch</a> <a class="code" href="classdatasketches_1_1compact__array__tuple__sketch.html#a94e90deb78db69a750d375b6fae0c585">deserialize</a>(std::istream&amp; is, uint64_t seed = DEFAULT_SEED, <span class="keyword">const</span> Allocator&amp; allocator = Allocator());</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; </div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160; <span class="keyword">static</span> <a class="code" href="classdatasketches_1_1compact__array__tuple__sketch.html">compact_array_tuple_sketch</a> <a class="code" href="classdatasketches_1_1compact__array__tuple__sketch.html#a94e90deb78db69a750d375b6fae0c585">deserialize</a>(<span class="keyword">const</span> <span class="keywordtype">void</span>* bytes, <span class="keywordtype">size_t</span> size, uint64_t seed = DEFAULT_SEED,</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160; <span class="keyword">const</span> Allocator&amp; allocator = Allocator());</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160; </div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160; uint8_t num_values_;</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160; </div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Ar, <span class="keyword">typename</span> P, <span class="keyword">typename</span> Al&gt; <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classdatasketches_1_1array__tuple__union.html">array_tuple_union</a>;</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Ar, <span class="keyword">typename</span> P, <span class="keyword">typename</span> Al&gt; <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classdatasketches_1_1array__tuple__intersection.html">array_tuple_intersection</a>;</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Ar, <span class="keyword">typename</span> Al&gt; <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classdatasketches_1_1array__tuple__a__not__b.html">array_tuple_a_not_b</a>;</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160; <a class="code" href="classdatasketches_1_1compact__array__tuple__sketch.html#a1d5f786024b3df2ab6993056a22abad0">compact_array_tuple_sketch</a>(<span class="keywordtype">bool</span> <a class="code" href="classdatasketches_1_1compact__tuple__sketch.html#a5a2b7a58dc85678d08752945ff655362">is_empty</a>, <span class="keywordtype">bool</span> <a class="code" href="classdatasketches_1_1compact__tuple__sketch.html#a5f5b393314c0c1819f79b73232a506e8">is_ordered</a>, uint16_t seed_hash, uint64_t theta, std::vector&lt;Entry, AllocEntry&gt;&amp;&amp; entries, uint8_t num_values);</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160; <a class="code" href="classdatasketches_1_1compact__array__tuple__sketch.html#a1d5f786024b3df2ab6993056a22abad0">compact_array_tuple_sketch</a>(uint8_t num_values, <a class="code" href="classdatasketches_1_1compact__tuple__sketch.html">Base</a>&amp;&amp; base);</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160;};</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160; </div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>&#160;} <span class="comment">/* namespace datasketches */</span></div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160; </div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160;<span class="preprocessor">#include &quot;array_tuple_sketch_impl.hpp&quot;</span></div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160; </div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="ttc" id="aclassdatasketches_1_1array__tuple__a__not__b_html"><div class="ttname"><a href="classdatasketches_1_1array__tuple__a__not__b.html">datasketches::array_tuple_a_not_b</a></div><div class="ttdoc">array tuple A-not-B</div><div class="ttdef"><b>Definition:</b> array_tuple_a_not_b.hpp:33</div></div>
<div class="ttc" id="aclassdatasketches_1_1array__tuple__intersection_html"><div class="ttname"><a href="classdatasketches_1_1array__tuple__intersection.html">datasketches::array_tuple_intersection</a></div><div class="ttdoc">array tuple intersection</div><div class="ttdef"><b>Definition:</b> array_tuple_intersection.hpp:37</div></div>
<div class="ttc" id="aclassdatasketches_1_1array__tuple__union_html"><div class="ttname"><a href="classdatasketches_1_1array__tuple__union.html">datasketches::array_tuple_union</a></div><div class="ttdoc">array tuple union</div><div class="ttdef"><b>Definition:</b> array_tuple_union.hpp:54</div></div>
<div class="ttc" id="aclassdatasketches_1_1compact__array__tuple__sketch_html"><div class="ttname"><a href="classdatasketches_1_1compact__array__tuple__sketch.html">datasketches::compact_array_tuple_sketch</a></div><div class="ttdoc">Compact array tuple sketch.</div><div class="ttdef"><b>Definition:</b> array_tuple_sketch.hpp:163</div></div>
<div class="ttc" id="aclassdatasketches_1_1compact__array__tuple__sketch_html_a005404841e22f08ab76ce513d9b39bd1"><div class="ttname"><a href="classdatasketches_1_1compact__array__tuple__sketch.html#a005404841e22f08ab76ce513d9b39bd1">datasketches::compact_array_tuple_sketch::get_num_values</a></div><div class="ttdeci">uint8_t get_num_values() const</div><div class="ttdef"><b>Definition:</b> array_tuple_sketch_impl.hpp:65</div></div>
<div class="ttc" id="aclassdatasketches_1_1compact__array__tuple__sketch_html_a1bcdd98ee6e6eb9b501b8dc5de5e8924"><div class="ttname"><a href="classdatasketches_1_1compact__array__tuple__sketch.html#a1bcdd98ee6e6eb9b501b8dc5de5e8924">datasketches::compact_array_tuple_sketch::serialize</a></div><div class="ttdeci">void serialize(std::ostream &amp;os) const</div><div class="ttdoc">This method serializes the sketch into a given stream in a binary form.</div><div class="ttdef"><b>Definition:</b> array_tuple_sketch_impl.hpp:70</div></div>
<div class="ttc" id="aclassdatasketches_1_1compact__array__tuple__sketch_html_a1d5f786024b3df2ab6993056a22abad0"><div class="ttname"><a href="classdatasketches_1_1compact__array__tuple__sketch.html#a1d5f786024b3df2ab6993056a22abad0">datasketches::compact_array_tuple_sketch::compact_array_tuple_sketch</a></div><div class="ttdeci">compact_array_tuple_sketch(const Sketch &amp;other, bool ordered=true)</div><div class="ttdoc">Copy constructor.</div></div>
<div class="ttc" id="aclassdatasketches_1_1compact__array__tuple__sketch_html_a94e90deb78db69a750d375b6fae0c585"><div class="ttname"><a href="classdatasketches_1_1compact__array__tuple__sketch.html#a94e90deb78db69a750d375b6fae0c585">datasketches::compact_array_tuple_sketch::deserialize</a></div><div class="ttdeci">static compact_array_tuple_sketch deserialize(std::istream &amp;is, uint64_t seed=DEFAULT_SEED, const Allocator &amp;allocator=Allocator())</div><div class="ttdoc">This method deserializes a sketch from a given stream.</div><div class="ttdef"><b>Definition:</b> array_tuple_sketch_impl.hpp:144</div></div>
<div class="ttc" id="aclassdatasketches_1_1compact__tuple__sketch_html"><div class="ttname"><a href="classdatasketches_1_1compact__tuple__sketch.html">datasketches::compact_tuple_sketch</a></div><div class="ttdoc">Compact Tuple sketch.</div><div class="ttdef"><b>Definition:</b> tuple_sketch.hpp:416</div></div>
<div class="ttc" id="aclassdatasketches_1_1compact__tuple__sketch_html_a5a2b7a58dc85678d08752945ff655362"><div class="ttname"><a href="classdatasketches_1_1compact__tuple__sketch.html#a5a2b7a58dc85678d08752945ff655362">datasketches::compact_tuple_sketch&lt; Array, typename Array::allocator_type &gt;::is_empty</a></div><div class="ttdeci">virtual bool is_empty() const</div><div class="ttdef"><b>Definition:</b> tuple_sketch_impl.hpp:329</div></div>
<div class="ttc" id="aclassdatasketches_1_1compact__tuple__sketch_html_a5f5b393314c0c1819f79b73232a506e8"><div class="ttname"><a href="classdatasketches_1_1compact__tuple__sketch.html#a5f5b393314c0c1819f79b73232a506e8">datasketches::compact_tuple_sketch&lt; Array, typename Array::allocator_type &gt;::is_ordered</a></div><div class="ttdeci">virtual bool is_ordered() const</div><div class="ttdef"><b>Definition:</b> tuple_sketch_impl.hpp:334</div></div>
<div class="ttc" id="aclassdatasketches_1_1default__array__tuple__update__policy_html"><div class="ttname"><a href="classdatasketches_1_1default__array__tuple__update__policy.html">datasketches::default_array_tuple_update_policy</a></div><div class="ttdoc">default array tuple update policy</div><div class="ttdef"><b>Definition:</b> array_tuple_sketch.hpp:89</div></div>
<div class="ttc" id="aclassdatasketches_1_1tuple__base__builder_html"><div class="ttname"><a href="classdatasketches_1_1tuple__base__builder.html">datasketches::tuple_base_builder</a></div><div class="ttdoc">Tuple base builder.</div><div class="ttdef"><b>Definition:</b> tuple_sketch.hpp:614</div></div>
<div class="ttc" id="aclassdatasketches_1_1update__array__tuple__sketch_1_1builder_html"><div class="ttname"><a href="classdatasketches_1_1update__array__tuple__sketch_1_1builder.html">datasketches::update_array_tuple_sketch::builder</a></div><div class="ttdoc">Update array tuple sketch builder.</div><div class="ttdef"><b>Definition:</b> array_tuple_sketch.hpp:145</div></div>
<div class="ttc" id="aclassdatasketches_1_1update__array__tuple__sketch_html"><div class="ttname"><a href="classdatasketches_1_1update__array__tuple__sketch.html">datasketches::update_array_tuple_sketch</a></div><div class="ttdoc">Update array tuple sketch.</div><div class="ttdef"><b>Definition:</b> array_tuple_sketch.hpp:125</div></div>
<div class="ttc" id="aclassdatasketches_1_1update__array__tuple__sketch_html_a005404841e22f08ab76ce513d9b39bd1"><div class="ttname"><a href="classdatasketches_1_1update__array__tuple__sketch.html#a005404841e22f08ab76ce513d9b39bd1">datasketches::update_array_tuple_sketch::get_num_values</a></div><div class="ttdeci">uint8_t get_num_values() const</div><div class="ttdef"><b>Definition:</b> array_tuple_sketch_impl.hpp:28</div></div>
<div class="ttc" id="aclassdatasketches_1_1update__tuple__sketch_html"><div class="ttname"><a href="classdatasketches_1_1update__tuple__sketch.html">datasketches::update_tuple_sketch</a></div><div class="ttdoc">Update Tuple sketch.</div><div class="ttdef"><b>Definition:</b> tuple_sketch.hpp:217</div></div>
<div class="ttc" id="anamespacedatasketches_html"><div class="ttname"><a href="namespacedatasketches.html">datasketches</a></div><div class="ttdoc">DataSketches namespace.</div><div class="ttdef"><b>Definition:</b> binomial_bounds.hpp:38</div></div>
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