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| <div class="title">UnionStmt.java</div> </div> |
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| <a href="UnionStmt_8java.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="keyword">package </span>com.cloudera.impala.analysis;</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="keyword">import</span> java.util.ArrayList;</div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">import</span> java.util.List;</div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">import</span> org.slf4j.Logger;</div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">import</span> org.slf4j.LoggerFactory;</div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">import</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1ColumnStats.html">com.cloudera.impala.catalog.ColumnStats</a>;</div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="keyword">import</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">com.cloudera.impala.common.AnalysisException</a>;</div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">import</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1InternalException.html">com.cloudera.impala.common.InternalException</a>;</div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">import</span> com.google.common.base.Preconditions;</div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">import</span> com.google.common.collect.Lists;</div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div> |
| <div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html"> 37</a></span> <span class="keyword">public</span> <span class="keyword">class </span><a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html">UnionStmt</a> <span class="keyword">extends</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html">QueryStmt</a> {</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a4d1452fa155b1ed8eedf048bba7789d2"> 38</a></span>  <span class="keyword">private</span> <span class="keyword">final</span> <span class="keyword">static</span> Logger <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a4d1452fa155b1ed8eedf048bba7789d2">LOG</a> = LoggerFactory.getLogger(UnionStmt.class);</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div> |
| <div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html"> 40</a></span>  <span class="keyword">public</span> <span class="keyword">static</span> <span class="keyword">enum</span> <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html">Qualifier</a> {</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html#a501ffbe8e3d77015e90538bd41430d98"> 41</a></span>  <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html#a501ffbe8e3d77015e90538bd41430d98">ALL</a>,</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html#adca6d50fdd49221535eae6c043653182"> 42</a></span>  DISTINCT</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  }</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div> |
| <div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html"> 50</a></span>  <span class="keyword">public</span> <span class="keyword">static</span> <span class="keyword">class </span><a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html">UnionOperand</a> {</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a1cda5a89f720c9207d73d0b69f2e233c"> 51</a></span>  <span class="keyword">private</span> <span class="keyword">final</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html">QueryStmt</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a1cda5a89f720c9207d73d0b69f2e233c">queryStmt_</a>;</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="comment">// Null for the first operand.</span></div> |
| <div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a3c3cdeab891319a88b16cec83acc2491"> 53</a></span>  <span class="keyword">private</span> <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html">Qualifier</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a3c3cdeab891319a88b16cec83acc2491">qualifier_</a>;</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="comment">// Analyzer used for this operand. Set in analyze().</span></div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="comment">// We must preserve the conjuncts registered in the analyzer for partition pruning.</span></div> |
| <div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#af72a2bd7be4aaf29a60ced084b6b6cb2"> 57</a></span>  <span class="keyword">private</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">Analyzer</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#af72a2bd7be4aaf29a60ced084b6b6cb2">analyzer_</a>;</div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="comment">// map from UnionStmts result slots to our resultExprs; useful during plan generation</span></div> |
| <div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a7cdb461ce7406c2aea49b85a01234a30"> 60</a></span>  <span class="keyword">private</span> <span class="keyword">final</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ExprSubstitutionMap.html">ExprSubstitutionMap</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a7cdb461ce7406c2aea49b85a01234a30">smap_</a> = <span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ExprSubstitutionMap.html">ExprSubstitutionMap</a>();</div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="comment">// set if this operand is guaranteed to return an empty result set;</span></div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="comment">// used in planning when assigning conjuncts</span></div> |
| <div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a4eaa50138b967ab91cc617216d0d655e"> 64</a></span>  <span class="keyword">private</span> <span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a4eaa50138b967ab91cc617216d0d655e">isDropped_</a> = <span class="keyword">false</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"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a7b1253310fb19f4a3757f6cfc4c3ceaa"> 66</a></span>  <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a7b1253310fb19f4a3757f6cfc4c3ceaa">UnionOperand</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html">QueryStmt</a> queryStmt, <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html">Qualifier</a> qualifier) {</div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  this.queryStmt_ = queryStmt;</div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  this.qualifier_ = qualifier;</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  }</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div> |
| <div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a4f73dcea9e73be62d8afdc2079e9a8fa"> 71</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a4f73dcea9e73be62d8afdc2079e9a8fa">analyze</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">Analyzer</a> parent) <span class="keywordflow">throws</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">AnalysisException</a> {</div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#af72a2bd7be4aaf29a60ced084b6b6cb2">analyzer_</a> = <span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">Analyzer</a>(parent);</div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  queryStmt_.analyze(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#af72a2bd7be4aaf29a60ced084b6b6cb2">analyzer_</a>);</div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  }</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div> |
| <div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a54b8d12808f077c16f0d9bd4fa9857d3"> 76</a></span>  <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html">QueryStmt</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a54b8d12808f077c16f0d9bd4fa9857d3">getQueryStmt</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a1cda5a89f720c9207d73d0b69f2e233c">queryStmt_</a>; }</div> |
| <div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a3b1dc6e29b2fa8a4eaa395b31d847c80"> 77</a></span>  <span class="keyword">public</span> <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html">Qualifier</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a3b1dc6e29b2fa8a4eaa395b31d847c80">getQualifier</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a3c3cdeab891319a88b16cec83acc2491">qualifier_</a>; }</div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="comment">// Used for propagating DISTINCT.</span></div> |
| <div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#aece561ad22a57d94d007923b06cb6350"> 79</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#aece561ad22a57d94d007923b06cb6350">setQualifier</a>(<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html">Qualifier</a> qualifier) { this.qualifier_ = qualifier; }</div> |
| <div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a26104cd04a6d3e071230fc5bbaf49a84"> 80</a></span>  <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">Analyzer</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a26104cd04a6d3e071230fc5bbaf49a84">getAnalyzer</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#af72a2bd7be4aaf29a60ced084b6b6cb2">analyzer_</a>; }</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a6324217d4badc69ce53edba61cb02e3c"> 81</a></span>  <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ExprSubstitutionMap.html">ExprSubstitutionMap</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a6324217d4badc69ce53edba61cb02e3c">getSmap</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a7cdb461ce7406c2aea49b85a01234a30">smap_</a>; }</div> |
| <div class="line"><a name="l00082"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a729bbd27675415d59dc4d48f3eed8d12"> 82</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a729bbd27675415d59dc4d48f3eed8d12">drop</a>() { <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a4eaa50138b967ab91cc617216d0d655e">isDropped_</a> = <span class="keyword">true</span>; }</div> |
| <div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#ab8beb65f078b416fd6b51a006e8fec6b"> 83</a></span>  <span class="keyword">public</span> <span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#ab8beb65f078b416fd6b51a006e8fec6b">isDropped</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a4eaa50138b967ab91cc617216d0d655e">isDropped_</a>; }</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>  @Override</div> |
| <div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a734da7bc83edc65c1dd33faab457e927"> 86</a></span>  <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html">UnionOperand</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a734da7bc83edc65c1dd33faab457e927">clone</a>() {</div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">return</span> <span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a7b1253310fb19f4a3757f6cfc4c3ceaa">UnionOperand</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a1cda5a89f720c9207d73d0b69f2e233c">queryStmt_</a>.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a7c1c55bd9970ae2a2a2541267880c3c0">clone</a>(), <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a3c3cdeab891319a88b16cec83acc2491">qualifier_</a>);</div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  }</div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div> |
| <div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a23b024d5205e8b818b91588342071a46"> 90</a></span>  <span class="keyword">public</span> <span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a23b024d5205e8b818b91588342071a46">hasAnalyticExprs</a>() {</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a1cda5a89f720c9207d73d0b69f2e233c">queryStmt_</a> instanceof <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SelectStmt.html">SelectStmt</a>) {</div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">return</span> ((SelectStmt) <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a1cda5a89f720c9207d73d0b69f2e233c">queryStmt_</a>).hasAnalyticInfo();</div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  Preconditions.checkState(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a1cda5a89f720c9207d73d0b69f2e233c">queryStmt_</a> instanceof <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ad600994154f588342699a3544110cfd7">UnionStmt</a>);</div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">return</span> ((<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html">UnionStmt</a>) <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a1cda5a89f720c9207d73d0b69f2e233c">queryStmt_</a>).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a23b024d5205e8b818b91588342071a46">hasAnalyticExprs</a>();</div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  }</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"> 99</span> </div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="comment">// before analysis, this contains the list of union operands derived verbatim</span></div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">// from the query;</span></div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">// after analysis, this contains all of distinctOperands followed by allOperands</span></div> |
| <div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910"> 103</a></span>  <span class="keyword">protected</span> <span class="keyword">final</span> List<UnionOperand> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>;</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// filled during analyze(); contains all operands that need to go through</span></div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="comment">// distinct aggregation</span></div> |
| <div class="line"><a name="l00107"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a776431fff53806ce5b617c2925ec6fdd"> 107</a></span>  <span class="keyword">protected</span> <span class="keyword">final</span> List<UnionOperand> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a776431fff53806ce5b617c2925ec6fdd">distinctOperands_</a> = Lists.newArrayList();</div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="comment">// filled during analyze(); contains all operands that can be aggregated with</span></div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="comment">// a simple merge without duplicate elimination (also needs to merge the output</span></div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// of the DISTINCT operands)</span></div> |
| <div class="line"><a name="l00112"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a2f4c2cc1358e9b53d2707b77ed84e5df"> 112</a></span>  <span class="keyword">protected</span> <span class="keyword">final</span> List<UnionOperand> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a2f4c2cc1358e9b53d2707b77ed84e5df">allOperands_</a> = Lists.newArrayList();</div> |
| <div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div> |
| <div class="line"><a name="l00114"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a7abd987c56b59dae87fc0cf81f29974b"> 114</a></span>  <span class="keyword">protected</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1AggregateInfo.html">AggregateInfo</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a7abd987c56b59dae87fc0cf81f29974b">distinctAggInfo_</a>; <span class="comment">// only set if we have DISTINCT ops</span></div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="comment">// Single tuple materialized by the union. Set in analyze().</span></div> |
| <div class="line"><a name="l00117"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a9b5b9d56f18879d5af8aa79ea9e3f186"> 117</a></span>  <span class="keyword">protected</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TupleId.html">TupleId</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a9b5b9d56f18879d5af8aa79ea9e3f186">tupleId_</a>;</div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment">// set prior to unnesting</span></div> |
| <div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ac78960ebe7c23b8eab78bb59d612f95d"> 120</a></span>  <span class="keyword">protected</span> String <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ac78960ebe7c23b8eab78bb59d612f95d">toSqlString_</a> = null;</div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="comment">// true if any of the operands_ references an AnalyticExpr</span></div> |
| <div class="line"><a name="l00123"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a824c0266f280c5e4a0bd59c8d35995ce"> 123</a></span>  <span class="keyword">private</span> <span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a824c0266f280c5e4a0bd59c8d35995ce">hasAnalyticExprs_</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div> |
| <div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ad600994154f588342699a3544110cfd7"> 125</a></span>  <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ad600994154f588342699a3544110cfd7">UnionStmt</a>(List<UnionOperand> operands,</div> |
| <div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  ArrayList<OrderByElement> orderByElements, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1LimitElement.html">LimitElement</a> limitElement) {</div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  super(orderByElements, limitElement);</div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  this.operands_ = operands;</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="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a2b961865e3f9f9848bf1a308ae47b89f"> 131</a></span>  <span class="keyword">public</span> List<UnionOperand> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a2b961865e3f9f9848bf1a308ae47b89f">getOperands</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>; }</div> |
| <div class="line"><a name="l00132"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1271a66b0d7767d6c921a1e89d6758a3"> 132</a></span>  <span class="keyword">public</span> List<UnionOperand> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1271a66b0d7767d6c921a1e89d6758a3">getDistinctOperands</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a776431fff53806ce5b617c2925ec6fdd">distinctOperands_</a>; }</div> |
| <div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a010bcdfb932bc388588d2dd2eab05128"> 133</a></span>  <span class="keyword">public</span> <span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a010bcdfb932bc388588d2dd2eab05128">hasDistinctOps</a>() { <span class="keywordflow">return</span> !distinctOperands_.isEmpty(); }</div> |
| <div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a643614dc5ec30822cc397143d697713d"> 134</a></span>  <span class="keyword">public</span> List<UnionOperand> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a643614dc5ec30822cc397143d697713d">getAllOperands</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a2f4c2cc1358e9b53d2707b77ed84e5df">allOperands_</a>; }</div> |
| <div class="line"><a name="l00135"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a06d3563bdaab7a5efb4e4b239d952bdf"> 135</a></span>  <span class="keyword">public</span> <span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a06d3563bdaab7a5efb4e4b239d952bdf">hasAllOps</a>() { <span class="keywordflow">return</span> !allOperands_.isEmpty(); }</div> |
| <div class="line"><a name="l00136"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#afeaa85f45d08dfed0e394b4d14e25fe3"> 136</a></span>  <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1AggregateInfo.html">AggregateInfo</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#afeaa85f45d08dfed0e394b4d14e25fe3">getDistinctAggInfo</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a7abd987c56b59dae87fc0cf81f29974b">distinctAggInfo_</a>; }</div> |
| <div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a045b9aa1b064dc874e404bb792654873"> 137</a></span>  <span class="keyword">public</span> <span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a045b9aa1b064dc874e404bb792654873">hasAnalyticExprs</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a824c0266f280c5e4a0bd59c8d35995ce">hasAnalyticExprs_</a>; }</div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div> |
| <div class="line"><a name="l00139"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a88be21f6128d3b5f1688331b6fc1e2fe"> 139</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a88be21f6128d3b5f1688331b6fc1e2fe">removeAllOperands</a>() {</div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  operands_.removeAll(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a2f4c2cc1358e9b53d2707b77ed84e5df">allOperands_</a>);</div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  allOperands_.clear();</div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  }</div> |
| <div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  @Override</div> |
| <div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ab466afc7c597b9762a4934065ac6d1dd"> 149</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ab466afc7c597b9762a4934065ac6d1dd">analyze</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">Analyzer</a> analyzer) <span class="keywordflow">throws</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">AnalysisException</a> {</div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">try</span> {</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  super.analyze(analyzer);</div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  } <span class="keywordflow">catch</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">AnalysisException</a> e) {</div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">if</span> (analyzer.getMissingTbls().isEmpty()) <span class="keywordflow">throw</span> e;</div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  }</div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  Preconditions.checkState(operands_.size() > 0);</div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="comment">// Propagates DISTINCT from right to left</span></div> |
| <div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a8a568c8b1dc96f2ee0d5674298a9c117">propagateDistinct</a>();</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>  <span class="comment">// Make sure all operands return an equal number of exprs.</span></div> |
| <div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html">QueryStmt</a> firstQuery = operands_.get(0).getQueryStmt();</div> |
| <div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">try</span> {</div> |
| <div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  operands_.get(0).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ab466afc7c597b9762a4934065ac6d1dd">analyze</a>(analyzer);</div> |
| <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  } <span class="keywordflow">catch</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">AnalysisException</a> e) {</div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">if</span> (analyzer.getMissingTbls().isEmpty()) <span class="keywordflow">throw</span> e;</div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  }</div> |
| <div class="line"><a name="l00168"></a><span class="lineno"> 168</span> </div> |
| <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  List<List<Expr>> resultExprLists = Lists.newArrayList();</div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  List<Expr> firstQueryExprs = firstQuery.getBaseTblResultExprs();</div> |
| <div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  resultExprLists.add(firstQueryExprs);</div> |
| <div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 1; i < operands_.size(); ++i) {</div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html">QueryStmt</a> query = operands_.get(i).getQueryStmt();</div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">try</span> {</div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  operands_.get(i).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ab466afc7c597b9762a4934065ac6d1dd">analyze</a>(analyzer);</div> |
| <div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  List<Expr> exprs = query.getBaseTblResultExprs();</div> |
| <div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">if</span> (firstQueryExprs.size() != exprs.size()) {</div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">AnalysisException</a>(<span class="stringliteral">"Operands have unequal number of columns:\n"</span> +</div> |
| <div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="stringliteral">"'"</span> + <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a17f8b14d724aded6d5e6697513f77777">queryStmtToSql</a>(firstQuery) + <span class="stringliteral">"' has "</span> +</div> |
| <div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  firstQueryExprs.size() + <span class="stringliteral">" column(s)\n"</span> +</div> |
| <div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="stringliteral">"'"</span> + <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a17f8b14d724aded6d5e6697513f77777">queryStmtToSql</a>(query) + <span class="stringliteral">"' has "</span> + exprs.size() + <span class="stringliteral">" column(s)"</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"> 183</span>  resultExprLists.add(exprs);</div> |
| <div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  } <span class="keywordflow">catch</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">AnalysisException</a> e) {</div> |
| <div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">if</span> (analyzer.getMissingTbls().isEmpty()) <span class="keywordflow">throw</span> e;</div> |
| <div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  }</div> |
| <div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  }</div> |
| <div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div> |
| <div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">if</span> (!analyzer.getMissingTbls().isEmpty()) {</div> |
| <div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">AnalysisException</a>(<span class="stringliteral">"Found missing tables. Aborting analysis."</span>);</div> |
| <div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  }</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>  <span class="comment">// compute hasAnalyticExprs_</span></div> |
| <div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a824c0266f280c5e4a0bd59c8d35995ce">hasAnalyticExprs_</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">for</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html">UnionOperand</a> op: <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>) {</div> |
| <div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">if</span> (op.hasAnalyticExprs()) {</div> |
| <div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a824c0266f280c5e4a0bd59c8d35995ce">hasAnalyticExprs_</a> = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  }</div> |
| <div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  }</div> |
| <div class="line"><a name="l00201"></a><span class="lineno"> 201</span> </div> |
| <div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  analyzer.castToUnionCompatibleTypes(resultExprLists);</div> |
| <div class="line"><a name="l00203"></a><span class="lineno"> 203</span> </div> |
| <div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="comment">// Create tuple descriptor materialized by this UnionStmt,</span></div> |
| <div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="comment">// its resultExprs, and its sortInfo if necessary.</span></div> |
| <div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#acd8e6076b9b8c532e6a555c6ec879130">createMetadata</a>(analyzer);</div> |
| <div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#afce77f40ab246581ebabb1ac896dd084">createSortInfo</a>(analyzer);</div> |
| <div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ac78960ebe7c23b8eab78bb59d612f95d">toSqlString_</a> = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#afa8e86267f661fa98f16a4b5b4969dfc">toSql</a>();</div> |
| <div class="line"><a name="l00209"></a><span class="lineno"> 209</span> </div> |
| <div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a75d99afac1ddc547b1e64d461ff70476">unnestOperands</a>(analyzer);</div> |
| <div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#aa6aa843a12f356db9edd99e80bcd938e">evaluateOrderBy_</a>) <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#aef64044d3c05490a6d324846716da7f9">createSortTupleInfo</a>(analyzer);</div> |
| <div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#aac2d33fe90bb0d282b301cb5c576bbde">baseTblResultExprs_</a> = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#ab61597d85ccadd695ee2b0a16dd66ceb">resultExprs_</a>;</div> |
| <div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  }</div> |
| <div class="line"><a name="l00214"></a><span class="lineno"> 214</span> </div> |
| <div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  @Override</div> |
| <div class="line"><a name="l00221"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a82d48ff72790fbfe1058a20cf5d309fc"> 221</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a82d48ff72790fbfe1058a20cf5d309fc">materializeRequiredSlots</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">Analyzer</a> analyzer) <span class="keywordflow">throws</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1InternalException.html">InternalException</a> {</div> |
| <div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TupleDescriptor.html">TupleDescriptor</a> tupleDesc = analyzer.getDescTbl().getTupleDesc(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a9b5b9d56f18879d5af8aa79ea9e3f186">tupleId_</a>);</div> |
| <div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordflow">if</span> (!<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a776431fff53806ce5b617c2925ec6fdd">distinctOperands_</a>.isEmpty()) {</div> |
| <div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="comment">// to keep things simple we materialize all grouping exprs = output slots,</span></div> |
| <div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="comment">// regardless of what's being referenced externally</span></div> |
| <div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordflow">for</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotDescriptor.html">SlotDescriptor</a> slotDesc: tupleDesc.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TupleDescriptor.html#a9a335d81cfb69d3d2a6f85554489b852">getSlots</a>()) {</div> |
| <div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  slotDesc.setIsMaterialized(<span class="keyword">true</span>);</div> |
| <div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  }</div> |
| <div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  }</div> |
| <div class="line"><a name="l00230"></a><span class="lineno"> 230</span> </div> |
| <div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#aa6aa843a12f356db9edd99e80bcd938e">evaluateOrderBy_</a>) {</div> |
| <div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  sortInfo_.materializeRequiredSlots(analyzer, null);</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"> 235</span>  <span class="comment">// collect operands' result exprs</span></div> |
| <div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  List<SlotDescriptor> outputSlots = tupleDesc.getSlots();</div> |
| <div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  List<Expr> exprs = Lists.newArrayList();</div> |
| <div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < outputSlots.size(); ++i) {</div> |
| <div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotDescriptor.html">SlotDescriptor</a> slotDesc = outputSlots.get(i);</div> |
| <div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keywordflow">if</span> (!slotDesc.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotDescriptor.html#a28d5dedd4d564db4e97f04aedda1471b">isMaterialized</a>()) <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keywordflow">for</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html">UnionOperand</a> op: <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>) {</div> |
| <div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  exprs.add(op.getQueryStmt().<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a7c908f1af1138273315d67a13bfaaf4e">getBaseTblResultExprs</a>().get(i));</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>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a7abd987c56b59dae87fc0cf81f29974b">distinctAggInfo_</a> != null) {</div> |
| <div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="comment">// also mark the corresponding slot in the distinct agg tuple as being</span></div> |
| <div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">// materialized</span></div> |
| <div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  distinctAggInfo_.getOutputTupleDesc().getSlots().get(i).setIsMaterialized(<span class="keyword">true</span>);</div> |
| <div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  }</div> |
| <div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  }</div> |
| <div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#aaf0e65187c384cecc6ffb9bdea2508e5">materializeSlots</a>(analyzer, exprs);</div> |
| <div class="line"><a name="l00251"></a><span class="lineno"> 251</span> </div> |
| <div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordflow">for</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html">UnionOperand</a> op: <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>) {</div> |
| <div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  op.getQueryStmt().<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a82d48ff72790fbfe1058a20cf5d309fc">materializeRequiredSlots</a>(analyzer);</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>  }</div> |
| <div class="line"><a name="l00256"></a><span class="lineno"> 256</span> </div> |
| <div class="line"><a name="l00261"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a75d99afac1ddc547b1e64d461ff70476"> 261</a></span>  <span class="keyword">private</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a75d99afac1ddc547b1e64d461ff70476">unnestOperands</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">Analyzer</a> analyzer) <span class="keywordflow">throws</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">AnalysisException</a> {</div> |
| <div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>.size() == 1) {</div> |
| <div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="comment">// ValuesStmt for a single row.</span></div> |
| <div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  allOperands_.add(operands_.get(0));</div> |
| <div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a9875a6a82afc3666559a1508e68bd990">setOperandSmap</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>.get(0), analyzer);</div> |
| <div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  }</div> |
| <div class="line"><a name="l00268"></a><span class="lineno"> 268</span> </div> |
| <div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="comment">// find index of first ALL operand</span></div> |
| <div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordtype">int</span> firstUnionAllIdx = operands_.size();</div> |
| <div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 1; i < operands_.size(); ++i) {</div> |
| <div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html">UnionOperand</a> operand = operands_.get(i);</div> |
| <div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keywordflow">if</span> (operand.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a3b1dc6e29b2fa8a4eaa395b31d847c80">getQualifier</a>() == <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html#a501ffbe8e3d77015e90538bd41430d98">Qualifier.ALL</a>) {</div> |
| <div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  firstUnionAllIdx = (i == 1 ? 0 : i);</div> |
| <div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordflow">break</span>;</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>  <span class="comment">// operands[0] is always implicitly ALL, so operands[1] can't be the</span></div> |
| <div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="comment">// first one</span></div> |
| <div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  Preconditions.checkState(firstUnionAllIdx != 1);</div> |
| <div class="line"><a name="l00281"></a><span class="lineno"> 281</span> </div> |
| <div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="comment">// unnest DISTINCT operands</span></div> |
| <div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  Preconditions.checkState(distinctOperands_.isEmpty());</div> |
| <div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < firstUnionAllIdx; ++i) {</div> |
| <div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a43e7c9a830a47e851ea9da5009677558">unnestOperand</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a776431fff53806ce5b617c2925ec6fdd">distinctOperands_</a>, <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html">Qualifier</a>.<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html#adca6d50fdd49221535eae6c043653182">DISTINCT</a>, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>.get(i));</div> |
| <div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  }</div> |
| <div class="line"><a name="l00287"></a><span class="lineno"> 287</span> </div> |
| <div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="comment">// unnest ALL operands</span></div> |
| <div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  Preconditions.checkState(allOperands_.isEmpty());</div> |
| <div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = firstUnionAllIdx; i < operands_.size(); ++i) {</div> |
| <div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a43e7c9a830a47e851ea9da5009677558">unnestOperand</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a2f4c2cc1358e9b53d2707b77ed84e5df">allOperands_</a>, <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html">Qualifier</a>.<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html#a501ffbe8e3d77015e90538bd41430d98">ALL</a>, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>.get(i));</div> |
| <div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  }</div> |
| <div class="line"><a name="l00293"></a><span class="lineno"> 293</span> </div> |
| <div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  operands_.clear();</div> |
| <div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  operands_.addAll(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a776431fff53806ce5b617c2925ec6fdd">distinctOperands_</a>);</div> |
| <div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  operands_.addAll(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a2f4c2cc1358e9b53d2707b77ed84e5df">allOperands_</a>);</div> |
| <div class="line"><a name="l00297"></a><span class="lineno"> 297</span> </div> |
| <div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="comment">// create unnested operands' smaps</span></div> |
| <div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keywordflow">for</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html">UnionOperand</a> operand: <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>) {</div> |
| <div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a9875a6a82afc3666559a1508e68bd990">setOperandSmap</a>(operand, analyzer);</div> |
| <div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  }</div> |
| <div class="line"><a name="l00302"></a><span class="lineno"> 302</span> </div> |
| <div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="comment">// create distinctAggInfo, if necessary</span></div> |
| <div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordflow">if</span> (!<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a776431fff53806ce5b617c2925ec6fdd">distinctOperands_</a>.isEmpty()) {</div> |
| <div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="comment">// Aggregate produces exactly the same tuple as the original union stmt.</span></div> |
| <div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  ArrayList<Expr> groupingExprs = Expr.cloneList(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#ab61597d85ccadd695ee2b0a16dd66ceb">resultExprs_</a>);</div> |
| <div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordflow">try</span> {</div> |
| <div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a7abd987c56b59dae87fc0cf81f29974b">distinctAggInfo_</a> =</div> |
| <div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  AggregateInfo.create(groupingExprs, null,</div> |
| <div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  analyzer.getDescTbl().getTupleDesc(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a9b5b9d56f18879d5af8aa79ea9e3f186">tupleId_</a>), analyzer);</div> |
| <div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  } <span class="keywordflow">catch</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">AnalysisException</a> e) {</div> |
| <div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="comment">// this should never happen</span></div> |
| <div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">AnalysisException</a>(<span class="stringliteral">"error creating agg info in UnionStmt.analyze()"</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"> 315</span>  }</div> |
| <div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  }</div> |
| <div class="line"><a name="l00317"></a><span class="lineno"> 317</span> </div> |
| <div class="line"><a name="l00322"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a9875a6a82afc3666559a1508e68bd990"> 322</a></span>  <span class="keyword">private</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a9875a6a82afc3666559a1508e68bd990">setOperandSmap</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html">UnionOperand</a> operand, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">Analyzer</a> analyzer) {</div> |
| <div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TupleDescriptor.html">TupleDescriptor</a> tupleDesc = analyzer.getDescTbl().getTupleDesc(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a9b5b9d56f18879d5af8aa79ea9e3f186">tupleId_</a>);</div> |
| <div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="comment">// operands' smaps were already set in the operands' analyze()</span></div> |
| <div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  operand.getSmap().clear();</div> |
| <div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < tupleDesc.getSlots().size(); ++i) {</div> |
| <div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotDescriptor.html">SlotDescriptor</a> outputSlot = tupleDesc.getSlots().<span class="keyword">get</span>(i);</div> |
| <div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  operand.getSmap().put(</div> |
| <div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotRef.html">SlotRef</a>(outputSlot),</div> |
| <div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="comment">// TODO: baseTblResultExprs?</span></div> |
| <div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  operand.getQueryStmt().<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#ab39f46d74e7d2feff82b3b3838581a3c">getResultExprs</a>().get(i).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a63efe8d91dfa377cd3e857a0f387e11f">clone</a>());</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> </div> |
| <div class="line"><a name="l00339"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a43e7c9a830a47e851ea9da5009677558"> 339</a></span>  <span class="keyword">private</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a43e7c9a830a47e851ea9da5009677558">unnestOperand</a>(</div> |
| <div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  List<UnionOperand> target, <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html">Qualifier</a> targetQualifier, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html">UnionOperand</a> operand) {</div> |
| <div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html">QueryStmt</a> queryStmt = operand.getQueryStmt();</div> |
| <div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordflow">if</span> (queryStmt instanceof <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SelectStmt.html">SelectStmt</a>) {</div> |
| <div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  target.add(operand);</div> |
| <div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  }</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>  Preconditions.checkState(queryStmt instanceof <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ad600994154f588342699a3544110cfd7">UnionStmt</a>);</div> |
| <div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html">UnionStmt</a> unionStmt = (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ad600994154f588342699a3544110cfd7">UnionStmt</a>) queryStmt;</div> |
| <div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="keywordflow">if</span> (unionStmt.hasLimit() || unionStmt.hasOffset()) {</div> |
| <div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="comment">// we must preserve the nested Union</span></div> |
| <div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  target.add(operand);</div> |
| <div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (targetQualifier == <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html">Qualifier</a>.<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html#adca6d50fdd49221535eae6c043653182">DISTINCT</a> || !unionStmt.hasDistinctOps()) {</div> |
| <div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="comment">// there is no limit in the nested Union and we can absorb all of its</span></div> |
| <div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="comment">// operands as-is</span></div> |
| <div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  target.addAll(unionStmt.getDistinctOperands());</div> |
| <div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  target.addAll(unionStmt.getAllOperands());</div> |
| <div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="comment">// the nested Union contains some Distinct ops and we're accumulating</span></div> |
| <div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="comment">// into our All ops; unnest only the All ops and leave the rest in place</span></div> |
| <div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  target.addAll(unionStmt.getAllOperands());</div> |
| <div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  unionStmt.removeAllOperands();</div> |
| <div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  target.add(operand);</div> |
| <div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  }</div> |
| <div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  }</div> |
| <div class="line"><a name="l00365"></a><span class="lineno"> 365</span> </div> |
| <div class="line"><a name="l00370"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a17f8b14d724aded6d5e6697513f77777"> 370</a></span>  <span class="keyword">protected</span> String <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a17f8b14d724aded6d5e6697513f77777">queryStmtToSql</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html">QueryStmt</a> queryStmt) {</div> |
| <div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordflow">return</span> queryStmt.toSql();</div> |
| <div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  }</div> |
| <div class="line"><a name="l00373"></a><span class="lineno"> 373</span> </div> |
| <div class="line"><a name="l00380"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a8a568c8b1dc96f2ee0d5674298a9c117"> 380</a></span>  <span class="keyword">private</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a8a568c8b1dc96f2ee0d5674298a9c117">propagateDistinct</a>() {</div> |
| <div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordtype">int</span> lastDistinctPos = -1;</div> |
| <div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>.size() - 1; i > 0; --i) {</div> |
| <div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html">UnionOperand</a> operand = operands_.get(i);</div> |
| <div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordflow">if</span> (lastDistinctPos != -1) {</div> |
| <div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="comment">// There is a DISTINCT somewhere to the right.</span></div> |
| <div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  operand.setQualifier(<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html#adca6d50fdd49221535eae6c043653182">Qualifier.DISTINCT</a>);</div> |
| <div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (operand.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a3b1dc6e29b2fa8a4eaa395b31d847c80">getQualifier</a>() == <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html#adca6d50fdd49221535eae6c043653182">Qualifier.DISTINCT</a>) {</div> |
| <div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  lastDistinctPos = i;</div> |
| <div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  }</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> </div> |
| <div class="line"><a name="l00399"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#acd8e6076b9b8c532e6a555c6ec879130"> 399</a></span>  <span class="keyword">private</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#acd8e6076b9b8c532e6a555c6ec879130">createMetadata</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">Analyzer</a> analyzer) <span class="keywordflow">throws</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">AnalysisException</a> {</div> |
| <div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="comment">// Create tuple descriptor for materialized tuple created by the union.</span></div> |
| <div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TupleDescriptor.html">TupleDescriptor</a> tupleDesc = analyzer.getDescTbl().createTupleDescriptor(<span class="stringliteral">"union"</span>);</div> |
| <div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  tupleDesc.setIsMaterialized(<span class="keyword">true</span>);</div> |
| <div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a9b5b9d56f18879d5af8aa79ea9e3f186">tupleId_</a> = tupleDesc.getId();</div> |
| <div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  LOG.trace(<span class="stringliteral">"UnionStmt.createMetadata: tupleId="</span> + tupleId_.toString());</div> |
| <div class="line"><a name="l00405"></a><span class="lineno"> 405</span> </div> |
| <div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="comment">// One slot per expr in the select blocks. Use first select block as representative.</span></div> |
| <div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  List<Expr> firstSelectExprs = operands_.get(0).getQueryStmt().getBaseTblResultExprs();</div> |
| <div class="line"><a name="l00408"></a><span class="lineno"> 408</span> </div> |
| <div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="comment">// Compute column stats for the materialized slots from the source exprs.</span></div> |
| <div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  List<ColumnStats> columnStats = Lists.newArrayList();</div> |
| <div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < operands_.size(); ++i) {</div> |
| <div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  List<Expr> selectExprs = operands_.get(i).getQueryStmt().getBaseTblResultExprs();</div> |
| <div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < selectExprs.size(); ++j) {</div> |
| <div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1ColumnStats.html">ColumnStats</a> statsToAdd = ColumnStats.fromExpr(selectExprs.get(j));</div> |
| <div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="keywordflow">if</span> (i == 0) {</div> |
| <div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  columnStats.add(statsToAdd);</div> |
| <div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  columnStats.get(j).add(statsToAdd);</div> |
| <div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  }</div> |
| <div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  }</div> |
| <div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  }</div> |
| <div class="line"><a name="l00422"></a><span class="lineno"> 422</span> </div> |
| <div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="comment">// Create tuple descriptor and slots.</span></div> |
| <div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < firstSelectExprs.size(); ++i) {</div> |
| <div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Expr.html">Expr</a> expr = firstSelectExprs.get(i);</div> |
| <div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotDescriptor.html">SlotDescriptor</a> slotDesc = analyzer.addSlotDescriptor(tupleDesc);</div> |
| <div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  slotDesc.setLabel(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#aca110362985a76c7715eb908c4307af0">getColLabels</a>().get(i));</div> |
| <div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  slotDesc.setType(expr.getType());</div> |
| <div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  slotDesc.setStats(columnStats.get(i));</div> |
| <div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotRef.html">SlotRef</a> outputSlotRef = <span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotRef.html">SlotRef</a>(slotDesc);</div> |
| <div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  resultExprs_.add(outputSlotRef);</div> |
| <div class="line"><a name="l00432"></a><span class="lineno"> 432</span> </div> |
| <div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="comment">// Add to aliasSMap so that column refs in "order by" can be resolved.</span></div> |
| <div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a742b24113f53671e301ceeead6cc2c7d">orderByElements_</a> != null) {</div> |
| <div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotRef.html">SlotRef</a> aliasRef = <span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotRef.html">SlotRef</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#aca110362985a76c7715eb908c4307af0">getColLabels</a>().<span class="keyword">get</span>(i));</div> |
| <div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a6ee98eff3179057ff0fcb4b3d56c8083">aliasSmap_</a>.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ExprSubstitutionMap.html#a5dd357f2f6e060e182cc7c19bccc016f">containsMappingFor</a>(aliasRef)) {</div> |
| <div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  ambiguousAliasList_.add(aliasRef);</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>  aliasSmap_.put(aliasRef, outputSlotRef);</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="comment">// register single-directional value transfers from output slot</span></div> |
| <div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="comment">// to operands' result exprs (if those happen to be slotrefs);</span></div> |
| <div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="comment">// don't do that if the operand computes analytic exprs</span></div> |
| <div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="comment">// (see Planner.createInlineViewPlan() for the reasoning)</span></div> |
| <div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="keywordflow">for</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html">UnionOperand</a> op: <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>) {</div> |
| <div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Expr.html">Expr</a> resultExpr = op.getQueryStmt().<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a7c908f1af1138273315d67a13bfaaf4e">getBaseTblResultExprs</a>().get(i);</div> |
| <div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  slotDesc.addSourceExpr(resultExpr);</div> |
| <div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <span class="keywordflow">if</span> (op.hasAnalyticExprs()) <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotRef.html">SlotRef</a> slotRef = resultExpr.unwrapSlotRef(<span class="keyword">true</span>);</div> |
| <div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keywordflow">if</span> (slotRef == null) <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  analyzer.registerValueTransfer(outputSlotRef.getSlotId(), slotRef.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotRef.html#af67733b589b3313ca6a8676abbc0b6bf">getSlotId</a>());</div> |
| <div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  }</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>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#aac2d33fe90bb0d282b301cb5c576bbde">baseTblResultExprs_</a> = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#ab61597d85ccadd695ee2b0a16dd66ceb">resultExprs_</a>;</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> </div> |
| <div class="line"><a name="l00459"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a2e16f5ef60a56b7828feaf5db8c6cd6e"> 459</a></span>  <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TupleId.html">TupleId</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a2e16f5ef60a56b7828feaf5db8c6cd6e">getTupleId</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a9b5b9d56f18879d5af8aa79ea9e3f186">tupleId_</a>; }</div> |
| <div class="line"><a name="l00460"></a><span class="lineno"> 460</span> </div> |
| <div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  @Override</div> |
| <div class="line"><a name="l00462"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a301f3c5ff4228ffb8fc2e189ede4e3cd"> 462</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a301f3c5ff4228ffb8fc2e189ede4e3cd">getMaterializedTupleIds</a>(ArrayList<TupleId> tupleIdList) {</div> |
| <div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="comment">// Return the sort tuple if there is an evaluated order by.</span></div> |
| <div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#aa6aa843a12f356db9edd99e80bcd938e">evaluateOrderBy_</a>) {</div> |
| <div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  tupleIdList.add(sortInfo_.getSortTupleDescriptor().getId());</div> |
| <div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  tupleIdList.add(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a9b5b9d56f18879d5af8aa79ea9e3f186">tupleId_</a>);</div> |
| <div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  }</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>  @Override</div> |
| <div class="line"><a name="l00472"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#afa8e86267f661fa98f16a4b5b4969dfc"> 472</a></span>  <span class="keyword">public</span> String <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#afa8e86267f661fa98f16a4b5b4969dfc">toSql</a>() {</div> |
| <div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ac78960ebe7c23b8eab78bb59d612f95d">toSqlString_</a> != null) <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ac78960ebe7c23b8eab78bb59d612f95d">toSqlString_</a>;</div> |
| <div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  StringBuilder strBuilder = <span class="keyword">new</span> StringBuilder();</div> |
| <div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  Preconditions.checkState(operands_.size() > 0);</div> |
| <div class="line"><a name="l00476"></a><span class="lineno"> 476</span> </div> |
| <div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#af2c2f22529d3276d614ee9d0c15cf72f">withClause_</a> != null) {</div> |
| <div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  strBuilder.append(withClause_.toSql());</div> |
| <div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  strBuilder.append(<span class="stringliteral">" "</span>);</div> |
| <div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  }</div> |
| <div class="line"><a name="l00481"></a><span class="lineno"> 481</span> </div> |
| <div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  strBuilder.append(operands_.get(0).getQueryStmt().toSql());</div> |
| <div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 1; i < operands_.size() - 1; ++i) {</div> |
| <div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  strBuilder.append(<span class="stringliteral">" UNION "</span> +</div> |
| <div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  ((operands_.get(i).getQualifier() == <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html#a501ffbe8e3d77015e90538bd41430d98">Qualifier.ALL</a>) ? <span class="stringliteral">"ALL "</span> : <span class="stringliteral">""</span>));</div> |
| <div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>.get(i).getQueryStmt() instanceof <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html">UnionStmt</a>) {</div> |
| <div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  strBuilder.append(<span class="stringliteral">"("</span>);</div> |
| <div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  }</div> |
| <div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  strBuilder.append(operands_.get(i).getQueryStmt().toSql());</div> |
| <div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>.get(i).getQueryStmt() instanceof UnionStmt) {</div> |
| <div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  strBuilder.append(<span class="stringliteral">")"</span>);</div> |
| <div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  }</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>  <span class="comment">// Determine whether we need parenthesis around the last union operand.</span></div> |
| <div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html">UnionOperand</a> lastOperand = operands_.get(operands_.size() - 1);</div> |
| <div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html">QueryStmt</a> lastQueryStmt = lastOperand.getQueryStmt();</div> |
| <div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  strBuilder.append(<span class="stringliteral">" UNION "</span> +</div> |
| <div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  ((lastOperand.getQualifier() == <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html">Qualifier</a>.<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html#a501ffbe8e3d77015e90538bd41430d98">ALL</a>) ? <span class="stringliteral">"ALL "</span> : <span class="stringliteral">""</span>));</div> |
| <div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="keywordflow">if</span> (lastQueryStmt instanceof <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html">UnionStmt</a> ||</div> |
| <div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  ((<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a00a3e348ce829fcef83b7beb0254dbee">hasOrderByClause</a>() || <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a2345639c4a2c34e053dbd884663a9056">hasLimit</a>() || <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a9b196e37146871531a056655731b1996">hasOffset</a>()) &&</div> |
| <div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  !lastQueryStmt.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a2345639c4a2c34e053dbd884663a9056">hasLimit</a>() && !lastQueryStmt.hasOffset() &&</div> |
| <div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  !lastQueryStmt.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a00a3e348ce829fcef83b7beb0254dbee">hasOrderByClause</a>())) {</div> |
| <div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  strBuilder.append(<span class="stringliteral">"("</span>);</div> |
| <div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  strBuilder.append(lastQueryStmt.toSql());</div> |
| <div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  strBuilder.append(<span class="stringliteral">")"</span>);</div> |
| <div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  strBuilder.append(lastQueryStmt.toSql());</div> |
| <div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  }</div> |
| <div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <span class="comment">// Order By clause</span></div> |
| <div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a00a3e348ce829fcef83b7beb0254dbee">hasOrderByClause</a>()) {</div> |
| <div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  strBuilder.append(<span class="stringliteral">" ORDER BY "</span>);</div> |
| <div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < orderByElements_.size(); ++i) {</div> |
| <div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  strBuilder.append(orderByElements_.get(i).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#afa8e86267f661fa98f16a4b5b4969dfc">toSql</a>());</div> |
| <div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  strBuilder.append((i+1 != orderByElements_.size()) ? <span class="stringliteral">", "</span> : <span class="stringliteral">""</span>);</div> |
| <div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  }</div> |
| <div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  }</div> |
| <div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <span class="comment">// Limit clause.</span></div> |
| <div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  strBuilder.append(limitElement_.toSql());</div> |
| <div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <span class="keywordflow">return</span> strBuilder.toString();</div> |
| <div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  }</div> |
| <div class="line"><a name="l00521"></a><span class="lineno"> 521</span> </div> |
| <div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  @Override</div> |
| <div class="line"><a name="l00523"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#aca110362985a76c7715eb908c4307af0"> 523</a></span>  <span class="keyword">public</span> ArrayList<String> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#aca110362985a76c7715eb908c4307af0">getColLabels</a>() {</div> |
| <div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  Preconditions.checkState(operands_.size() > 0);</div> |
| <div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <span class="keywordflow">return</span> operands_.get(0).getQueryStmt().getColLabels();</div> |
| <div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  }</div> |
| <div class="line"><a name="l00527"></a><span class="lineno"> 527</span> </div> |
| <div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  @Override</div> |
| <div class="line"><a name="l00529"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a63efe8d91dfa377cd3e857a0f387e11f"> 529</a></span>  <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html">QueryStmt</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a63efe8d91dfa377cd3e857a0f387e11f">clone</a>() {</div> |
| <div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  List<UnionOperand> operandClones = Lists.newArrayList();</div> |
| <div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  <span class="keywordflow">for</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html">UnionOperand</a> operand: <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">operands_</a>) {</div> |
| <div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  operandClones.add(operand.clone());</div> |
| <div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  }</div> |
| <div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html">UnionStmt</a> unionClone = <span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ad600994154f588342699a3544110cfd7">UnionStmt</a>(operandClones, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#aa725a898f8d67f51ed98c4be92f07606">cloneOrderByElements</a>(),</div> |
| <div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#ad83361f64f521ababd9a54208c83fce8">limitElement_</a> == null ? null : <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#ad83361f64f521ababd9a54208c83fce8">limitElement_</a>.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1LimitElement.html#a38a6ef6b095cb156efc8f4bdb0f6390c">clone</a>());</div> |
| <div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  unionClone.setWithClause(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a5957eafbb0d17834a2702b3cfcb31c25">cloneWithClause</a>());</div> |
| <div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  unionClone.hasAnalyticExprs_ = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a824c0266f280c5e4a0bd59c8d35995ce">hasAnalyticExprs_</a>;</div> |
| <div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  <span class="keywordflow">return</span> unionClone;</div> |
| <div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  }</div> |
| <div class="line"><a name="l00540"></a><span class="lineno"> 540</span> }</div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SelectStmt_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SelectStmt.html">com.cloudera.impala.analysis.SelectStmt</a></div><div class="ttdef"><b>Definition:</b> <a href="SelectStmt_8java_source.html#l00045">SelectStmt.java:45</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_a7c1c55bd9970ae2a2a2541267880c3c0"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a7c1c55bd9970ae2a2a2541267880c3c0">com.cloudera.impala.analysis.QueryStmt.clone</a></div><div class="ttdeci">abstract QueryStmt clone()</div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_af72a2bd7be4aaf29a60ced084b6b6cb2"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#af72a2bd7be4aaf29a60ced084b6b6cb2">com.cloudera.impala.analysis.UnionStmt.UnionOperand.analyzer_</a></div><div class="ttdeci">Analyzer analyzer_</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00057">UnionStmt.java:57</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a045b9aa1b064dc874e404bb792654873"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a045b9aa1b064dc874e404bb792654873">com.cloudera.impala.analysis.UnionStmt.hasAnalyticExprs</a></div><div class="ttdeci">boolean hasAnalyticExprs()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00137">UnionStmt.java:137</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TupleDescriptor_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TupleDescriptor.html">com.cloudera.impala.analysis.TupleDescriptor</a></div><div class="ttdef"><b>Definition:</b> <a href="TupleDescriptor_8java_source.html#l00054">TupleDescriptor.java:54</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a8a568c8b1dc96f2ee0d5674298a9c117"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a8a568c8b1dc96f2ee0d5674298a9c117">com.cloudera.impala.analysis.UnionStmt.propagateDistinct</a></div><div class="ttdeci">void propagateDistinct()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00380">UnionStmt.java:380</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html">com.cloudera.impala.analysis.QueryStmt</a></div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00041">QueryStmt.java:41</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a75d99afac1ddc547b1e64d461ff70476"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a75d99afac1ddc547b1e64d461ff70476">com.cloudera.impala.analysis.UnionStmt.unnestOperands</a></div><div class="ttdeci">void unnestOperands(Analyzer analyzer)</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00261">UnionStmt.java:261</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_a3b1dc6e29b2fa8a4eaa395b31d847c80"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a3b1dc6e29b2fa8a4eaa395b31d847c80">com.cloudera.impala.analysis.UnionStmt.UnionOperand.getQualifier</a></div><div class="ttdeci">Qualifier getQualifier()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00077">UnionStmt.java:77</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html">com.cloudera.impala.analysis.UnionStmt</a></div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00037">UnionStmt.java:37</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a9875a6a82afc3666559a1508e68bd990"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a9875a6a82afc3666559a1508e68bd990">com.cloudera.impala.analysis.UnionStmt.setOperandSmap</a></div><div class="ttdeci">void setOperandSmap(UnionOperand operand, Analyzer analyzer)</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00322">UnionStmt.java:322</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_a9b196e37146871531a056655731b1996"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a9b196e37146871531a056655731b1996">com.cloudera.impala.analysis.QueryStmt.hasOffset</a></div><div class="ttdeci">boolean hasOffset()</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00275">QueryStmt.java:275</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html">com.cloudera.impala.analysis.UnionStmt.UnionOperand</a></div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00050">UnionStmt.java:50</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_aa725a898f8d67f51ed98c4be92f07606"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#aa725a898f8d67f51ed98c4be92f07606">com.cloudera.impala.analysis.QueryStmt.cloneOrderByElements</a></div><div class="ttdeci">ArrayList< OrderByElement > cloneOrderByElements()</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00311">QueryStmt.java:311</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a9b5b9d56f18879d5af8aa79ea9e3f186"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a9b5b9d56f18879d5af8aa79ea9e3f186">com.cloudera.impala.analysis.UnionStmt.tupleId_</a></div><div class="ttdeci">TupleId tupleId_</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00117">UnionStmt.java:117</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_ab61597d85ccadd695ee2b0a16dd66ceb"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#ab61597d85ccadd695ee2b0a16dd66ceb">com.cloudera.impala.analysis.QueryStmt.resultExprs_</a></div><div class="ttdeci">ArrayList< Expr > resultExprs_</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00052">QueryStmt.java:52</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a301f3c5ff4228ffb8fc2e189ede4e3cd"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a301f3c5ff4228ffb8fc2e189ede4e3cd">com.cloudera.impala.analysis.UnionStmt.getMaterializedTupleIds</a></div><div class="ttdeci">void getMaterializedTupleIds(ArrayList< TupleId > tupleIdList)</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00462">UnionStmt.java:462</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_aa6aa843a12f356db9edd99e80bcd938e"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#aa6aa843a12f356db9edd99e80bcd938e">com.cloudera.impala.analysis.QueryStmt.evaluateOrderBy_</a></div><div class="ttdeci">boolean evaluateOrderBy_</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00078">QueryStmt.java:78</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a643614dc5ec30822cc397143d697713d"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a643614dc5ec30822cc397143d697713d">com.cloudera.impala.analysis.UnionStmt.getAllOperands</a></div><div class="ttdeci">List< UnionOperand > getAllOperands()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00134">UnionStmt.java:134</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a4d1452fa155b1ed8eedf048bba7789d2"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a4d1452fa155b1ed8eedf048bba7789d2">com.cloudera.impala.analysis.UnionStmt.LOG</a></div><div class="ttdeci">static final Logger LOG</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00038">UnionStmt.java:38</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a7abd987c56b59dae87fc0cf81f29974b"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a7abd987c56b59dae87fc0cf81f29974b">com.cloudera.impala.analysis.UnionStmt.distinctAggInfo_</a></div><div class="ttdeci">AggregateInfo distinctAggInfo_</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00114">UnionStmt.java:114</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_ad83361f64f521ababd9a54208c83fce8"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#ad83361f64f521ababd9a54208c83fce8">com.cloudera.impala.analysis.QueryStmt.limitElement_</a></div><div class="ttdeci">LimitElement limitElement_</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00045">QueryStmt.java:45</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a82d48ff72790fbfe1058a20cf5d309fc"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a82d48ff72790fbfe1058a20cf5d309fc">com.cloudera.impala.analysis.UnionStmt.materializeRequiredSlots</a></div><div class="ttdeci">void materializeRequiredSlots(Analyzer analyzer)</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00221">UnionStmt.java:221</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a824c0266f280c5e4a0bd59c8d35995ce"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a824c0266f280c5e4a0bd59c8d35995ce">com.cloudera.impala.analysis.UnionStmt.hasAnalyticExprs_</a></div><div class="ttdeci">boolean hasAnalyticExprs_</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00123">UnionStmt.java:123</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_ac78960ebe7c23b8eab78bb59d612f95d"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ac78960ebe7c23b8eab78bb59d612f95d">com.cloudera.impala.analysis.UnionStmt.toSqlString_</a></div><div class="ttdeci">String toSqlString_</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00120">UnionStmt.java:120</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">com.cloudera.impala.common.AnalysisException</a></div><div class="ttdef"><b>Definition:</b> <a href="AnalysisException_8java_source.html#l00021">AnalysisException.java:21</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotRef_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotRef.html">com.cloudera.impala.analysis.SlotRef</a></div><div class="ttdef"><b>Definition:</b> <a href="SlotRef_8java_source.html#l00035">SlotRef.java:35</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a1956bd276d64e5c353b2f70916169910"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1956bd276d64e5c353b2f70916169910">com.cloudera.impala.analysis.UnionStmt.operands_</a></div><div class="ttdeci">final List< UnionOperand > operands_</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00103">UnionStmt.java:103</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_aef64044d3c05490a6d324846716da7f9"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#aef64044d3c05490a6d324846716da7f9">com.cloudera.impala.analysis.QueryStmt.createSortTupleInfo</a></div><div class="ttdeci">void createSortTupleInfo(Analyzer analyzer)</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00185">QueryStmt.java:185</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_ab39f46d74e7d2feff82b3b3838581a3c"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#ab39f46d74e7d2feff82b3b3838581a3c">com.cloudera.impala.analysis.QueryStmt.getResultExprs</a></div><div class="ttdeci">ArrayList< Expr > getResultExprs()</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00279">QueryStmt.java:279</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a63efe8d91dfa377cd3e857a0f387e11f"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a63efe8d91dfa377cd3e857a0f387e11f">com.cloudera.impala.analysis.UnionStmt.clone</a></div><div class="ttdeci">QueryStmt clone()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00529">UnionStmt.java:529</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_a4eaa50138b967ab91cc617216d0d655e"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a4eaa50138b967ab91cc617216d0d655e">com.cloudera.impala.analysis.UnionStmt.UnionOperand.isDropped_</a></div><div class="ttdeci">boolean isDropped_</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00064">UnionStmt.java:64</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_ab466afc7c597b9762a4934065ac6d1dd"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ab466afc7c597b9762a4934065ac6d1dd">com.cloudera.impala.analysis.UnionStmt.analyze</a></div><div class="ttdeci">void analyze(Analyzer analyzer)</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00149">UnionStmt.java:149</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ExprSubstitutionMap_html_a5dd357f2f6e060e182cc7c19bccc016f"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ExprSubstitutionMap.html#a5dd357f2f6e060e182cc7c19bccc016f">com.cloudera.impala.analysis.ExprSubstitutionMap.containsMappingFor</a></div><div class="ttdeci">boolean containsMappingFor(Expr lhsExpr)</div><div class="ttdef"><b>Definition:</b> <a href="ExprSubstitutionMap_8java_source.html#l00058">ExprSubstitutionMap.java:58</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a2e16f5ef60a56b7828feaf5db8c6cd6e"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a2e16f5ef60a56b7828feaf5db8c6cd6e">com.cloudera.impala.analysis.UnionStmt.getTupleId</a></div><div class="ttdeci">TupleId getTupleId()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00459">UnionStmt.java:459</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a88be21f6128d3b5f1688331b6fc1e2fe"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a88be21f6128d3b5f1688331b6fc1e2fe">com.cloudera.impala.analysis.UnionStmt.removeAllOperands</a></div><div class="ttdeci">void removeAllOperands()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00139">UnionStmt.java:139</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_a23b024d5205e8b818b91588342071a46"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a23b024d5205e8b818b91588342071a46">com.cloudera.impala.analysis.UnionStmt.UnionOperand.hasAnalyticExprs</a></div><div class="ttdeci">boolean hasAnalyticExprs()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00090">UnionStmt.java:90</a></div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier_html_a501ffbe8e3d77015e90538bd41430d98"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html#a501ffbe8e3d77015e90538bd41430d98">com.cloudera.impala.analysis.UnionStmt.Qualifier.ALL</a></div><div class="ttdeci">ALL</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00041">UnionStmt.java:41</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_a54b8d12808f077c16f0d9bd4fa9857d3"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a54b8d12808f077c16f0d9bd4fa9857d3">com.cloudera.impala.analysis.UnionStmt.UnionOperand.getQueryStmt</a></div><div class="ttdeci">QueryStmt getQueryStmt()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00076">UnionStmt.java:76</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_a00a3e348ce829fcef83b7beb0254dbee"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a00a3e348ce829fcef83b7beb0254dbee">com.cloudera.impala.analysis.QueryStmt.hasOrderByClause</a></div><div class="ttdeci">boolean hasOrderByClause()</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00272">QueryStmt.java:272</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_a729bbd27675415d59dc4d48f3eed8d12"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a729bbd27675415d59dc4d48f3eed8d12">com.cloudera.impala.analysis.UnionStmt.UnionOperand.drop</a></div><div class="ttdeci">void drop()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00082">UnionStmt.java:82</a></div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier_html_adca6d50fdd49221535eae6c043653182"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html#adca6d50fdd49221535eae6c043653182">com.cloudera.impala.analysis.UnionStmt.Qualifier.DISTINCT</a></div><div class="ttdeci">DISTINCT</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00042">UnionStmt.java:42</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_acd8e6076b9b8c532e6a555c6ec879130"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#acd8e6076b9b8c532e6a555c6ec879130">com.cloudera.impala.analysis.UnionStmt.createMetadata</a></div><div class="ttdeci">void createMetadata(Analyzer analyzer)</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00399">UnionStmt.java:399</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a1271a66b0d7767d6c921a1e89d6758a3"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a1271a66b0d7767d6c921a1e89d6758a3">com.cloudera.impala.analysis.UnionStmt.getDistinctOperands</a></div><div class="ttdeci">List< UnionOperand > getDistinctOperands()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00132">UnionStmt.java:132</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Expr_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Expr.html">com.cloudera.impala.analysis.Expr</a></div><div class="ttdef"><b>Definition:</b> <a href="Expr_8java_source.html#l00048">Expr.java:48</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_ad600994154f588342699a3544110cfd7"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#ad600994154f588342699a3544110cfd7">com.cloudera.impala.analysis.UnionStmt.UnionStmt</a></div><div class="ttdeci">UnionStmt(List< UnionOperand > operands, ArrayList< OrderByElement > orderByElements, LimitElement limitElement)</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00125">UnionStmt.java:125</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_a6324217d4badc69ce53edba61cb02e3c"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a6324217d4badc69ce53edba61cb02e3c">com.cloudera.impala.analysis.UnionStmt.UnionOperand.getSmap</a></div><div class="ttdeci">ExprSubstitutionMap getSmap()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00081">UnionStmt.java:81</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_a7b1253310fb19f4a3757f6cfc4c3ceaa"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a7b1253310fb19f4a3757f6cfc4c3ceaa">com.cloudera.impala.analysis.UnionStmt.UnionOperand.UnionOperand</a></div><div class="ttdeci">UnionOperand(QueryStmt queryStmt, Qualifier qualifier)</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00066">UnionStmt.java:66</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a43e7c9a830a47e851ea9da5009677558"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a43e7c9a830a47e851ea9da5009677558">com.cloudera.impala.analysis.UnionStmt.unnestOperand</a></div><div class="ttdeci">void unnestOperand(List< UnionOperand > target, Qualifier targetQualifier, UnionOperand operand)</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00339">UnionStmt.java:339</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_a6ee98eff3179057ff0fcb4b3d56c8083"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a6ee98eff3179057ff0fcb4b3d56c8083">com.cloudera.impala.analysis.QueryStmt.aliasSmap_</a></div><div class="ttdeci">final ExprSubstitutionMap aliasSmap_</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00062">QueryStmt.java:62</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotDescriptor_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotDescriptor.html">com.cloudera.impala.analysis.SlotDescriptor</a></div><div class="ttdef"><b>Definition:</b> <a href="SlotDescriptor_8java_source.html#l00029">SlotDescriptor.java:29</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1LimitElement_html_a38a6ef6b095cb156efc8f4bdb0f6390c"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1LimitElement.html#a38a6ef6b095cb156efc8f4bdb0f6390c">com.cloudera.impala.analysis.LimitElement.clone</a></div><div class="ttdeci">LimitElement clone()</div><div class="ttdef"><b>Definition:</b> <a href="LimitElement_8java_source.html#l00165">LimitElement.java:165</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_a2345639c4a2c34e053dbd884663a9056"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a2345639c4a2c34e053dbd884663a9056">com.cloudera.impala.analysis.QueryStmt.hasLimit</a></div><div class="ttdeci">boolean hasLimit()</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00273">QueryStmt.java:273</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotRef_html_af67733b589b3313ca6a8676abbc0b6bf"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotRef.html#af67733b589b3313ca6a8676abbc0b6bf">com.cloudera.impala.analysis.SlotRef.getSlotId</a></div><div class="ttdeci">SlotId getSlotId()</div><div class="ttdef"><b>Definition:</b> <a href="SlotRef_8java_source.html#l00125">SlotRef.java:125</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a010bcdfb932bc388588d2dd2eab05128"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a010bcdfb932bc388588d2dd2eab05128">com.cloudera.impala.analysis.UnionStmt.hasDistinctOps</a></div><div class="ttdeci">boolean hasDistinctOps()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00133">UnionStmt.java:133</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TupleDescriptor_html_a9a335d81cfb69d3d2a6f85554489b852"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TupleDescriptor.html#a9a335d81cfb69d3d2a6f85554489b852">com.cloudera.impala.analysis.TupleDescriptor.getSlots</a></div><div class="ttdeci">ArrayList< SlotDescriptor > getSlots()</div><div class="ttdef"><b>Definition:</b> <a href="TupleDescriptor_8java_source.html#l00096">TupleDescriptor.java:96</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_aac2d33fe90bb0d282b301cb5c576bbde"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#aac2d33fe90bb0d282b301cb5c576bbde">com.cloudera.impala.analysis.QueryStmt.baseTblResultExprs_</a></div><div class="ttdeci">ArrayList< Expr > baseTblResultExprs_</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00056">QueryStmt.java:56</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_ab8beb65f078b416fd6b51a006e8fec6b"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#ab8beb65f078b416fd6b51a006e8fec6b">com.cloudera.impala.analysis.UnionStmt.UnionOperand.isDropped</a></div><div class="ttdeci">boolean isDropped()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00083">UnionStmt.java:83</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1AggregateInfo_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1AggregateInfo.html">com.cloudera.impala.analysis.AggregateInfo</a></div><div class="ttdef"><b>Definition:</b> <a href="AggregateInfo_8java_source.html#l00066">AggregateInfo.java:66</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_aece561ad22a57d94d007923b06cb6350"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#aece561ad22a57d94d007923b06cb6350">com.cloudera.impala.analysis.UnionStmt.UnionOperand.setQualifier</a></div><div class="ttdeci">void setQualifier(Qualifier qualifier)</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00079">UnionStmt.java:79</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a2f4c2cc1358e9b53d2707b77ed84e5df"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a2f4c2cc1358e9b53d2707b77ed84e5df">com.cloudera.impala.analysis.UnionStmt.allOperands_</a></div><div class="ttdeci">final List< UnionOperand > allOperands_</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00112">UnionStmt.java:112</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_a4f73dcea9e73be62d8afdc2079e9a8fa"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a4f73dcea9e73be62d8afdc2079e9a8fa">com.cloudera.impala.analysis.UnionStmt.UnionOperand.analyze</a></div><div class="ttdeci">void analyze(Analyzer parent)</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00071">UnionStmt.java:71</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotDescriptor_html_a28d5dedd4d564db4e97f04aedda1471b"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotDescriptor.html#a28d5dedd4d564db4e97f04aedda1471b">com.cloudera.impala.analysis.SlotDescriptor.isMaterialized</a></div><div class="ttdeci">boolean isMaterialized()</div><div class="ttdef"><b>Definition:</b> <a href="SlotDescriptor_8java_source.html#l00096">SlotDescriptor.java:96</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_a7cdb461ce7406c2aea49b85a01234a30"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a7cdb461ce7406c2aea49b85a01234a30">com.cloudera.impala.analysis.UnionStmt.UnionOperand.smap_</a></div><div class="ttdeci">final ExprSubstitutionMap smap_</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00060">UnionStmt.java:60</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_aaf0e65187c384cecc6ffb9bdea2508e5"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#aaf0e65187c384cecc6ffb9bdea2508e5">com.cloudera.impala.analysis.QueryStmt.materializeSlots</a></div><div class="ttdeci">void materializeSlots(Analyzer analyzer, List< Expr > exprs)</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00303">QueryStmt.java:303</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a17f8b14d724aded6d5e6697513f77777"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a17f8b14d724aded6d5e6697513f77777">com.cloudera.impala.analysis.UnionStmt.queryStmtToSql</a></div><div class="ttdeci">String queryStmtToSql(QueryStmt queryStmt)</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00370">UnionStmt.java:370</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1common_1_1InternalException_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1common_1_1InternalException.html">com.cloudera.impala.common.InternalException</a></div><div class="ttdef"><b>Definition:</b> <a href="InternalException_8java_source.html#l00021">InternalException.java:21</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_a26104cd04a6d3e071230fc5bbaf49a84"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a26104cd04a6d3e071230fc5bbaf49a84">com.cloudera.impala.analysis.UnionStmt.UnionOperand.getAnalyzer</a></div><div class="ttdeci">Analyzer getAnalyzer()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00080">UnionStmt.java:80</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_a7c908f1af1138273315d67a13bfaaf4e"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a7c908f1af1138273315d67a13bfaaf4e">com.cloudera.impala.analysis.QueryStmt.getBaseTblResultExprs</a></div><div class="ttdeci">ArrayList< Expr > getBaseTblResultExprs()</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00280">QueryStmt.java:280</a></div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier_html"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1Qualifier.html">com.cloudera.impala.analysis.UnionStmt.Qualifier</a></div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00040">UnionStmt.java:40</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">com.cloudera.impala.analysis.Analyzer</a></div><div class="ttdef"><b>Definition:</b> <a href="Analyzer_8java_source.html#l00105">Analyzer.java:105</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_a742b24113f53671e301ceeead6cc2c7d"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a742b24113f53671e301ceeead6cc2c7d">com.cloudera.impala.analysis.QueryStmt.orderByElements_</a></div><div class="ttdeci">ArrayList< OrderByElement > orderByElements_</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00044">QueryStmt.java:44</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a776431fff53806ce5b617c2925ec6fdd"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a776431fff53806ce5b617c2925ec6fdd">com.cloudera.impala.analysis.UnionStmt.distinctOperands_</a></div><div class="ttdeci">final List< UnionOperand > distinctOperands_</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00107">UnionStmt.java:107</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_a5957eafbb0d17834a2702b3cfcb31c25"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#a5957eafbb0d17834a2702b3cfcb31c25">com.cloudera.impala.analysis.QueryStmt.cloneWithClause</a></div><div class="ttdeci">WithClause cloneWithClause()</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00315">QueryStmt.java:315</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_a3c3cdeab891319a88b16cec83acc2491"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a3c3cdeab891319a88b16cec83acc2491">com.cloudera.impala.analysis.UnionStmt.UnionOperand.qualifier_</a></div><div class="ttdeci">Qualifier qualifier_</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00053">UnionStmt.java:53</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_a1cda5a89f720c9207d73d0b69f2e233c"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a1cda5a89f720c9207d73d0b69f2e233c">com.cloudera.impala.analysis.UnionStmt.UnionOperand.queryStmt_</a></div><div class="ttdeci">final QueryStmt queryStmt_</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00051">UnionStmt.java:51</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TupleId_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TupleId.html">com.cloudera.impala.analysis.TupleId</a></div><div class="ttdef"><b>Definition:</b> <a href="TupleId_8java_source.html#l00023">TupleId.java:23</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_afa8e86267f661fa98f16a4b5b4969dfc"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#afa8e86267f661fa98f16a4b5b4969dfc">com.cloudera.impala.analysis.UnionStmt.toSql</a></div><div class="ttdeci">String toSql()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00472">UnionStmt.java:472</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ExprSubstitutionMap_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ExprSubstitutionMap.html">com.cloudera.impala.analysis.ExprSubstitutionMap</a></div><div class="ttdef"><b>Definition:</b> <a href="ExprSubstitutionMap_8java_source.html#l00020">ExprSubstitutionMap.java:20</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_afce77f40ab246581ebabb1ac896dd084"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#afce77f40ab246581ebabb1ac896dd084">com.cloudera.impala.analysis.QueryStmt.createSortInfo</a></div><div class="ttdeci">void createSortInfo(Analyzer analyzer)</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00115">QueryStmt.java:115</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand_html_a734da7bc83edc65c1dd33faab457e927"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_1_1UnionOperand.html#a734da7bc83edc65c1dd33faab457e927">com.cloudera.impala.analysis.UnionStmt.UnionOperand.clone</a></div><div class="ttdeci">UnionOperand clone()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00086">UnionStmt.java:86</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_aca110362985a76c7715eb908c4307af0"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#aca110362985a76c7715eb908c4307af0">com.cloudera.impala.analysis.UnionStmt.getColLabels</a></div><div class="ttdeci">ArrayList< String > getColLabels()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00523">UnionStmt.java:523</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1LimitElement_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1LimitElement.html">com.cloudera.impala.analysis.LimitElement</a></div><div class="ttdef"><b>Definition:</b> <a href="LimitElement_8java_source.html#l00026">LimitElement.java:26</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a2b961865e3f9f9848bf1a308ae47b89f"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a2b961865e3f9f9848bf1a308ae47b89f">com.cloudera.impala.analysis.UnionStmt.getOperands</a></div><div class="ttdeci">List< UnionOperand > getOperands()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00131">UnionStmt.java:131</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_afeaa85f45d08dfed0e394b4d14e25fe3"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#afeaa85f45d08dfed0e394b4d14e25fe3">com.cloudera.impala.analysis.UnionStmt.getDistinctAggInfo</a></div><div class="ttdeci">AggregateInfo getDistinctAggInfo()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00136">UnionStmt.java:136</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt_html_a06d3563bdaab7a5efb4e4b239d952bdf"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1UnionStmt.html#a06d3563bdaab7a5efb4e4b239d952bdf">com.cloudera.impala.analysis.UnionStmt.hasAllOps</a></div><div class="ttdeci">boolean hasAllOps()</div><div class="ttdef"><b>Definition:</b> <a href="UnionStmt_8java_source.html#l00135">UnionStmt.java:135</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt_html_af2c2f22529d3276d614ee9d0c15cf72f"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1QueryStmt.html#af2c2f22529d3276d614ee9d0c15cf72f">com.cloudera.impala.analysis.QueryStmt.withClause_</a></div><div class="ttdeci">WithClause withClause_</div><div class="ttdef"><b>Definition:</b> <a href="QueryStmt_8java_source.html#l00042">QueryStmt.java:42</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1ColumnStats_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1ColumnStats.html">com.cloudera.impala.catalog.ColumnStats</a></div><div class="ttdef"><b>Definition:</b> <a href="ColumnStats_8java_source.html#l00039">ColumnStats.java:39</a></div></div> |
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