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| <div class="title">HashJoinNode.java</div> </div> |
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| <a href="HashJoinNode_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.planner;</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.List;</div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">import</span> org.slf4j.Logger;</div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">import</span> org.slf4j.LoggerFactory;</div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">import</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">com.cloudera.impala.analysis.Analyzer</a>;</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_1analysis_1_1BinaryPredicate.html">com.cloudera.impala.analysis.BinaryPredicate</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_1analysis_1_1Expr.html">com.cloudera.impala.analysis.Expr</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_1analysis_1_1ExprSubstitutionMap.html">com.cloudera.impala.analysis.ExprSubstitutionMap</a>;</div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">import</span> <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html">com.cloudera.impala.analysis.JoinOperator</a>;</div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">import</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotDescriptor.html">com.cloudera.impala.analysis.SlotDescriptor</a>;</div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">import</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotRef.html">com.cloudera.impala.analysis.SlotRef</a>;</div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">import</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TableRef.html">com.cloudera.impala.analysis.TableRef</a>;</div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</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="l00031"></a><span class="lineno"> 31</span> <span class="keyword">import</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Table.html">com.cloudera.impala.catalog.Table</a>;</div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">import</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html">com.cloudera.impala.catalog.Type</a>;</div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</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="l00034"></a><span class="lineno"> 34</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="l00035"></a><span class="lineno"> 35</span> <span class="keyword">import</span> com.cloudera.impala.thrift.TEqJoinCondition;</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">import</span> com.cloudera.impala.thrift.TExplainLevel;</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">import</span> com.cloudera.impala.thrift.THashJoinNode;</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">import</span> com.cloudera.impala.thrift.TPlanNode;</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">import</span> com.cloudera.impala.thrift.TPlanNodeType;</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">import</span> com.cloudera.impala.thrift.TQueryOptions;</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">import</span> com.google.common.base.Objects;</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">import</span> com.google.common.base.Preconditions;</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">import</span> com.google.common.collect.Lists;</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_1planner_1_1HashJoinNode.html"> 50</a></span> <span class="keyword">public</span> <span class="keyword">class </span><a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html">HashJoinNode</a> <span class="keyword">extends</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html">PlanNode</a> {</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a17367144f0994195a6cf5628ae22189d"> 51</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_1planner_1_1HashJoinNode.html#a17367144f0994195a6cf5628ae22189d">LOG</a> = LoggerFactory.getLogger(HashJoinNode.class);</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">// Default per-host memory requirement used if no valid stats are available.</span></div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="comment">// TODO: Come up with a more useful heuristic (e.g., based on scanned partitions).</span></div> |
| <div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af8c68e99fa554ec036b8ab24b85f97c4"> 55</a></span>  <span class="keyword">private</span> <span class="keyword">final</span> <span class="keyword">static</span> <span class="keywordtype">long</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af8c68e99fa554ec036b8ab24b85f97c4">DEFAULT_PER_HOST_MEM</a> = 2L * 1024L * 1024L * 1024L;</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="comment">// tableRef corresponding to the left or right child of this join; only used for</span></div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="comment">// getting the plan hints of this join, so it's irrelevant which child exactly</span></div> |
| <div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#ac15204dc2d89f36aa1a0448bd7ddcee9"> 59</a></span>  <span class="keyword">private</span> <span class="keyword">final</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TableRef.html">TableRef</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#ac15204dc2d89f36aa1a0448bd7ddcee9">tblRef_</a>;</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7"> 60</a></span>  <span class="keyword">private</span> <span class="keyword">final</span> <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html">JoinOperator</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">joinOp_</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"><a class="line" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html"> 62</a></span>  <span class="keyword">enum</span> <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html">DistributionMode</a> {</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#aa0826889ca8ae73caa193aeb2dd8af05"> 63</a></span>  <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#aa0826889ca8ae73caa193aeb2dd8af05">NONE</a>(<span class="stringliteral">"NONE"</span>),</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#acd4246153a9c0c24791c58b2ed35f297"> 64</a></span>  <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#acd4246153a9c0c24791c58b2ed35f297">BROADCAST</a>(<span class="stringliteral">"BROADCAST"</span>),</div> |
| <div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#af336b7db9a6f4b32eb81bb5ee89cef80"> 65</a></span>  <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#af336b7db9a6f4b32eb81bb5ee89cef80">PARTITIONED</a>(<span class="stringliteral">"PARTITIONED"</span>);</div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div> |
| <div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#ad9dbbb5cab1c538375eb9d52134c0858"> 67</a></span>  <span class="keyword">private</span> <span class="keyword">final</span> String <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#ad9dbbb5cab1c538375eb9d52134c0858">description</a>;</div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div> |
| <div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#a9ca0873f3bf8a318d0249c30235e8678"> 69</a></span>  <span class="keyword">private</span> <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#a9ca0873f3bf8a318d0249c30235e8678">DistributionMode</a>(String descr) {</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  this.description = descr;</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  }</div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  @Override</div> |
| <div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#a95295ad8bed227cdeb2a6cd0c1c87097"> 74</a></span>  <span class="keyword">public</span> String <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#a95295ad8bed227cdeb2a6cd0c1c87097">toString</a>() { <span class="keywordflow">return</span> description; }</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  }</div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div> |
| <div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a3cbcb95f66e9c4533e2247ec82ef57ac"> 77</a></span>  <span class="keyword">private</span> <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html">DistributionMode</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a3cbcb95f66e9c4533e2247ec82ef57ac">distrMode_</a>;</div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="comment">// conjuncts_ of the form "<lhs> = <rhs>"</span></div> |
| <div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af9553f47cd3fd8fbbcdee51eaeca585a"> 80</a></span>  <span class="keyword">private</span> List<BinaryPredicate> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af9553f47cd3fd8fbbcdee51eaeca585a">eqJoinConjuncts_</a>;</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="comment">// join conjuncts_ from the JOIN clause that aren't equi-join predicates</span></div> |
| <div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af13be174224580862c20facb095d2efb"> 83</a></span>  <span class="keyword">private</span> List<Expr> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af13be174224580862c20facb095d2efb">otherJoinConjuncts_</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>  <span class="comment">// If true, this node can add filters for the probe side that can be generated</span></div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="comment">// after reading the build side. This can be very helpful if the join is selective and</span></div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="comment">// there are few build rows.</span></div> |
| <div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#aee7c10d64adeb511a88889ec1bcf0eb9"> 88</a></span>  <span class="keyword">private</span> <span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#aee7c10d64adeb511a88889ec1bcf0eb9">addProbeFilters_</a>;</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_1planner_1_1HashJoinNode.html#acb1aa45a593560d20066e4e1bd14ab24"> 90</a></span>  <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#acb1aa45a593560d20066e4e1bd14ab24">HashJoinNode</a>(</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html">PlanNode</a> outer, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html">PlanNode</a> inner, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TableRef.html">TableRef</a> tblRef,</div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  List<BinaryPredicate> eqJoinConjuncts, List<Expr> otherJoinConjuncts) {</div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  super(<span class="stringliteral">"HASH JOIN"</span>);</div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  Preconditions.checkArgument(eqJoinConjuncts != null);</div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  Preconditions.checkArgument(otherJoinConjuncts != null);</div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#ac15204dc2d89f36aa1a0448bd7ddcee9">tblRef_</a> = tblRef;</div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">joinOp_</a> = tblRef.getJoinOp();</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>  <span class="comment">// Only retain the non-semi-joined tuples of the inputs.</span></div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">switch</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">joinOp_</a>) {</div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordflow">case</span> LEFT_ANTI_JOIN:</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">case</span> LEFT_SEMI_JOIN:</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">case</span> NULL_AWARE_LEFT_ANTI_JOIN: {</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  tupleIds_.addAll(outer.getTupleIds());</div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  }</div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">case</span> RIGHT_ANTI_JOIN:</div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">case</span> RIGHT_SEMI_JOIN: {</div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  tupleIds_.addAll(inner.getTupleIds());</div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  }</div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">default</span>: {</div> |
| <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  tupleIds_.addAll(outer.getTupleIds());</div> |
| <div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  tupleIds_.addAll(inner.getTupleIds());</div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  }</div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  }</div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  tblRefIds_.addAll(outer.getTblRefIds());</div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  tblRefIds_.addAll(inner.getTblRefIds());</div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a3cbcb95f66e9c4533e2247ec82ef57ac">distrMode_</a> = <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#aa0826889ca8ae73caa193aeb2dd8af05">DistributionMode.NONE</a>;</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af9553f47cd3fd8fbbcdee51eaeca585a">eqJoinConjuncts_</a> = eqJoinConjuncts;</div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af13be174224580862c20facb095d2efb">otherJoinConjuncts_</a> = otherJoinConjuncts;</div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  children_.add(outer);</div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  children_.add(inner);</div> |
| <div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="comment">// Inherits all the nullable tuple from the children</span></div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="comment">// Mark tuples that form the "nullable" side of the outer join as nullable.</span></div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  nullableTupleIds_.addAll(inner.getNullableTupleIds());</div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  nullableTupleIds_.addAll(outer.getNullableTupleIds());</div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">joinOp_</a>.equals(<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html">JoinOperator</a>.<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html#afb6be8664ecdc718fd06d7fb5d55bf02">FULL_OUTER_JOIN</a>)) {</div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  nullableTupleIds_.addAll(outer.getTupleIds());</div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  nullableTupleIds_.addAll(inner.getTupleIds());</div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">joinOp_</a>.equals(<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html">JoinOperator</a>.<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html#a3e45b5b2214eb80b290562a3511a860b">LEFT_OUTER_JOIN</a>)) {</div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  nullableTupleIds_.addAll(inner.getTupleIds());</div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">joinOp_</a>.equals(<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html">JoinOperator</a>.<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html#a52763f7402f6cda66a89e1db6e654224">RIGHT_OUTER_JOIN</a>)) {</div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  nullableTupleIds_.addAll(outer.getTupleIds());</div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  }</div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  }</div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div> |
| <div class="line"><a name="l00141"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a5ca32c41cff5f34d411a17cd1549ae54"> 141</a></span>  <span class="keyword">public</span> List<BinaryPredicate> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a5ca32c41cff5f34d411a17cd1549ae54">getEqJoinConjuncts</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af9553f47cd3fd8fbbcdee51eaeca585a">eqJoinConjuncts_</a>; }</div> |
| <div class="line"><a name="l00142"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a10379b490c206e8f15dbd39ac6fe7005"> 142</a></span>  <span class="keyword">public</span> <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html">JoinOperator</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a10379b490c206e8f15dbd39ac6fe7005">getJoinOp</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">joinOp_</a>; }</div> |
| <div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a5914333e6e91e899e569672d8b70b122"> 143</a></span>  <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TableRef.html">TableRef</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a5914333e6e91e899e569672d8b70b122">getTableRef</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#ac15204dc2d89f36aa1a0448bd7ddcee9">tblRef_</a>; }</div> |
| <div class="line"><a name="l00144"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a39352199ba6e3ffe85284716c408470b"> 144</a></span>  <span class="keyword">public</span> <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html">DistributionMode</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a39352199ba6e3ffe85284716c408470b">getDistributionMode</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a3cbcb95f66e9c4533e2247ec82ef57ac">distrMode_</a>; }</div> |
| <div class="line"><a name="l00145"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a27a9b7824336aeb43bcaaa7e10505cf5"> 145</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a27a9b7824336aeb43bcaaa7e10505cf5">setDistributionMode</a>(<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html">DistributionMode</a> distrMode) { <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a3cbcb95f66e9c4533e2247ec82ef57ac">distrMode_</a> = distrMode; }</div> |
| <div class="line"><a name="l00146"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a371faab53e0a1115be049910c35b006f"> 146</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a371faab53e0a1115be049910c35b006f">setAddProbeFilters</a>(<span class="keywordtype">boolean</span> b) { <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#aee7c10d64adeb511a88889ec1bcf0eb9">addProbeFilters_</a> = <span class="keyword">true</span>; }</div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  @Override</div> |
| <div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a31aafdecdc9ab2b09cf7bae0ca5b5660"> 149</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a31aafdecdc9ab2b09cf7bae0ca5b5660">init</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="l00150"></a><span class="lineno"> 150</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a3640f028c46f43b8cd5e95e264929c94">assignConjuncts</a>(analyzer);</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="comment">// Set smap to the combined childrens' smaps and apply that to all conjuncts_.</span></div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a17edb3d41d8ce757d6f72987937f31d8">createDefaultSmap</a>(analyzer);</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>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a83fceec80cbfea716ea478c198cfb6f4">computeStats</a>(analyzer);</div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#ae86c7a4d5ff53fd4c975ed10fd15b3d8">assignedConjuncts_</a> = analyzer.getAssignedConjuncts();</div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</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_1ExprSubstitutionMap.html">ExprSubstitutionMap</a> combinedChildSmap = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a12b36fc6896a52fccdd24f3c71afe12c">getCombinedChildSmap</a>();</div> |
| <div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af13be174224580862c20facb095d2efb">otherJoinConjuncts_</a> =</div> |
| <div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  Expr.substituteList(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af13be174224580862c20facb095d2efb">otherJoinConjuncts_</a>, combinedChildSmap, analyzer, <span class="keyword">false</span>);</div> |
| <div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div> |
| <div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  List<BinaryPredicate> newEqJoinConjuncts = Lists.newArrayList();</div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">for</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Expr.html">Expr</a> c: <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af9553f47cd3fd8fbbcdee51eaeca585a">eqJoinConjuncts_</a>) {</div> |
| <div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1BinaryPredicate.html">BinaryPredicate</a> eqPred =</div> |
| <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1BinaryPredicate.html">BinaryPredicate</a>) c.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Expr.html#a0fd9d3a30f712f6134fe3bfbc243cf86">substitute</a>(combinedChildSmap, analyzer, <span class="keyword">false</span>);</div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html">Type</a> t0 = eqPred.getChild(0).getType();</div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html">Type</a> t1 = eqPred.getChild(1).getType();</div> |
| <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">if</span> (!t0.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#abb1d66f509513bd7b04a48add7bff4d0">matchesType</a>(t1)) {</div> |
| <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="comment">// With decimal and char types, the child types do not have to match because</span></div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="comment">// the equality builtin handles it. However, they will not hash correctly so</span></div> |
| <div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="comment">// insert a cast.</span></div> |
| <div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordtype">boolean</span> bothDecimal = t0.isDecimal() && t1.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#a9d8ea327a36c21d773103bc8591f45a5">isDecimal</a>();</div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordtype">boolean</span> bothString = t0.isStringType() && t1.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#a4d7a1dd8bfd018902fa3c6e3b3591061">isStringType</a>();</div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">if</span> (!bothDecimal && !bothString) {</div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1InternalException.html">InternalException</a>(<span class="stringliteral">"Cannot compare "</span> +</div> |
| <div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  t0.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#aec00a8f84bfec2f92b5798b2523167ad">toSql</a>() + <span class="stringliteral">" to "</span> + t1.toSql() + <span class="stringliteral">" in join predicate."</span>);</div> |
| <div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  }</div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html">Type</a> compatibleType = Type.getAssignmentCompatibleType(t0, t1);</div> |
| <div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  Preconditions.checkState(compatibleType.isDecimal() ||</div> |
| <div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  compatibleType.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#a4d7a1dd8bfd018902fa3c6e3b3591061">isStringType</a>());</div> |
| <div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">try</span> {</div> |
| <div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">if</span> (!t0.equals(compatibleType)) {</div> |
| <div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  eqPred.setChild(0, eqPred.getChild(0).castTo(compatibleType));</div> |
| <div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  }</div> |
| <div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">if</span> (!t1.equals(compatibleType)) {</div> |
| <div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  eqPred.setChild(1, eqPred.getChild(1).castTo(compatibleType));</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>  } <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="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1InternalException.html">InternalException</a>(<span class="stringliteral">"Should not happen"</span>, e);</div> |
| <div class="line"><a name="l00190"></a><span class="lineno"> 190</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>  Preconditions.checkState(</div> |
| <div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  eqPred.getChild(0).getType().matchesType(eqPred.getChild(1).getType()));</div> |
| <div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  newEqJoinConjuncts.add(<span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1BinaryPredicate.html">BinaryPredicate</a>(eqPred.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1BinaryPredicate.html#a773c89d3973d81bf8102162f06e08dc6">getOp</a>(),</div> |
| <div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  eqPred.getChild(0), eqPred.getChild(1)));</div> |
| <div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  }</div> |
| <div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  eqJoinConjuncts_ = newEqJoinConjuncts;</div> |
| <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  }</div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span> </div> |
| <div class="line"><a name="l00222"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a34d2b73d8bbdaaba701b5f31905ff288"> 222</a></span>  <span class="keyword">private</span> <span class="keywordtype">long</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a34d2b73d8bbdaaba701b5f31905ff288">getJoinCardinality</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">Analyzer</a> analyzer) {</div> |
| <div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  Preconditions.checkState(</div> |
| <div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">joinOp_</a> == JoinOperator.INNER_JOIN || joinOp_.isOuterJoin());</div> |
| <div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordtype">long</span> maxNumDistinct = 0;</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_1Expr.html">Expr</a> eqJoinPredicate: <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af9553f47cd3fd8fbbcdee51eaeca585a">eqJoinConjuncts_</a>) {</div> |
| <div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordflow">if</span> (eqJoinPredicate.getChild(0).unwrapSlotRef(<span class="keyword">false</span>) == null) <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotRef.html">SlotRef</a> rhsSlotRef = eqJoinPredicate.getChild(1).unwrapSlotRef(<span class="keyword">false</span>);</div> |
| <div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">if</span> (rhsSlotRef == null) <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotDescriptor.html">SlotDescriptor</a> slotDesc = rhsSlotRef.getDesc();</div> |
| <div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">if</span> (slotDesc == null) <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1ColumnStats.html">ColumnStats</a> stats = slotDesc.getStats();</div> |
| <div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordflow">if</span> (!stats.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1ColumnStats.html#a063e991ba2e39f590be0d073de0434ca">hasNumDistinctValues</a>()) <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordtype">long</span> numDistinct = stats.getNumDistinctValues();</div> |
| <div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Table.html">Table</a> rhsTbl = slotDesc.getParent().getTable();</div> |
| <div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordflow">if</span> (rhsTbl != null && rhsTbl.getNumRows() != -1) {</div> |
| <div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="comment">// we can't have more distinct values than rows in the table, even though</span></div> |
| <div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">// the metastore stats may think so</span></div> |
| <div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  LOG.debug(<span class="stringliteral">"#distinct="</span> + numDistinct + <span class="stringliteral">" #rows="</span></div> |
| <div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  + Long.toString(rhsTbl.getNumRows()));</div> |
| <div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  numDistinct = Math.min(numDistinct, rhsTbl.getNumRows());</div> |
| <div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  }</div> |
| <div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">if</span> (getChild(1).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> != -1 && numDistinct != -1) {</div> |
| <div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="comment">// The number of distinct values of a slot cannot exceed the cardinality_</span></div> |
| <div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="comment">// of the plan node the slot is coming from.</span></div> |
| <div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  numDistinct = Math.min(numDistinct, getChild(1).cardinality_);</div> |
| <div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  }</div> |
| <div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  maxNumDistinct = Math.max(maxNumDistinct, numDistinct);</div> |
| <div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  LOG.debug(<span class="stringliteral">"min slotref="</span> + rhsSlotRef.toSql() + <span class="stringliteral">" #distinct="</span></div> |
| <div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  + Long.toString(numDistinct));</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> </div> |
| <div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordtype">long</span> result = -1;</div> |
| <div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordflow">if</span> (maxNumDistinct == 0) {</div> |
| <div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="comment">// if we didn't find any suitable join predicates or don't have stats</span></div> |
| <div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="comment">// on the relevant columns, we very optimistically assume we're doing an</span></div> |
| <div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="comment">// FK/PK join (which doesn't alter the cardinality of the left-hand side)</span></div> |
| <div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  result = getChild(0).cardinality_;</div> |
| <div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (getChild(0).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> != -1 && getChild(1).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> != -1) {</div> |
| <div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  result = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a236d2948b368bb65a2a4b3dfcbef16c6">multiplyCardinalities</a>(getChild(0).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a>,</div> |
| <div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  getChild(1).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a>);</div> |
| <div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  result = Math.round((double)result / (<span class="keywordtype">double</span>) maxNumDistinct);</div> |
| <div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  }</div> |
| <div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  }</div> |
| <div class="line"><a name="l00266"></a><span class="lineno"> 266</span> </div> |
| <div class="line"><a name="l00294"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a9c2ea97c4018dcb861b63e8c7af59079"> 294</a></span>  <span class="keyword">private</span> <span class="keywordtype">long</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a9c2ea97c4018dcb861b63e8c7af59079">getSemiJoinCardinality</a>() {</div> |
| <div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  Preconditions.checkState(joinOp_.isSemiJoin());</div> |
| <div class="line"><a name="l00296"></a><span class="lineno"> 296</span> </div> |
| <div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="comment">// Return -1 if the cardinality of the returned side is unknown.</span></div> |
| <div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keywordtype">long</span> cardinality;</div> |
| <div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">joinOp_</a> == <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html">JoinOperator</a>.<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html#a669bb0025077046ed01aae5b7d492959">RIGHT_SEMI_JOIN</a></div> |
| <div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  || <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">joinOp_</a> == <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html">JoinOperator</a>.<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html#a228a3d9cb07d7db059ffe917442b78a7">RIGHT_ANTI_JOIN</a>) {</div> |
| <div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordflow">if</span> (getChild(1).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> == -1) <span class="keywordflow">return</span> -1;</div> |
| <div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  cardinality = getChild(1).cardinality_;</div> |
| <div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordflow">if</span> (getChild(0).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> == -1) <span class="keywordflow">return</span> -1;</div> |
| <div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  cardinality = getChild(0).cardinality_;</div> |
| <div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  }</div> |
| <div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordtype">double</span> minSelectivity = 1.0;</div> |
| <div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordflow">for</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Expr.html">Expr</a> eqJoinPredicate: <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af9553f47cd3fd8fbbcdee51eaeca585a">eqJoinConjuncts_</a>) {</div> |
| <div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordtype">long</span> lhsNdv = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#aa3405523e29d13b9779bdc2c98ba9e34">getNdv</a>(eqJoinPredicate.getChild(0));</div> |
| <div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  lhsNdv = Math.min(lhsNdv, getChild(0).cardinality_);</div> |
| <div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordtype">long</span> rhsNdv = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#aa3405523e29d13b9779bdc2c98ba9e34">getNdv</a>(eqJoinPredicate.getChild(1));</div> |
| <div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  rhsNdv = Math.min(rhsNdv, getChild(1).cardinality_);</div> |
| <div class="line"><a name="l00313"></a><span class="lineno"> 313</span> </div> |
| <div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="comment">// Skip conjuncts with unknown NDV on either side.</span></div> |
| <div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keywordflow">if</span> (lhsNdv == -1 || rhsNdv == -1) <span class="keywordflow">continue</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>  <span class="keywordtype">double</span> selectivity = 1.0;</div> |
| <div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">switch</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">joinOp_</a>) {</div> |
| <div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordflow">case</span> LEFT_SEMI_JOIN: {</div> |
| <div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  selectivity = (double) Math.min(lhsNdv, rhsNdv) / (double) (lhsNdv);</div> |
| <div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  }</div> |
| <div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordflow">case</span> RIGHT_SEMI_JOIN: {</div> |
| <div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  selectivity = (double) Math.min(lhsNdv, rhsNdv) / (double) (rhsNdv);</div> |
| <div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  }</div> |
| <div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keywordflow">case</span> LEFT_ANTI_JOIN:</div> |
| <div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keywordflow">case</span> NULL_AWARE_LEFT_ANTI_JOIN: {</div> |
| <div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  selectivity = (double) Math.max(lhsNdv - rhsNdv, lhsNdv) / (double) lhsNdv;</div> |
| <div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  }</div> |
| <div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keywordflow">case</span> RIGHT_ANTI_JOIN: {</div> |
| <div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  selectivity = (double) Math.max(rhsNdv - lhsNdv, rhsNdv) / (double) rhsNdv;</div> |
| <div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  }</div> |
| <div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="keywordflow">default</span>: Preconditions.checkState(<span class="keyword">false</span>);</div> |
| <div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  }</div> |
| <div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  minSelectivity = Math.min(minSelectivity, selectivity);</div> |
| <div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  }</div> |
| <div class="line"><a name="l00340"></a><span class="lineno"> 340</span> </div> |
| <div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  Preconditions.checkState(cardinality != -1);</div> |
| <div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordflow">return</span> Math.round(cardinality * minSelectivity);</div> |
| <div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  }</div> |
| <div class="line"><a name="l00344"></a><span class="lineno"> 344</span> </div> |
| <div class="line"><a name="l00349"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#aa3405523e29d13b9779bdc2c98ba9e34"> 349</a></span>  <span class="keyword">private</span> <span class="keywordtype">long</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#aa3405523e29d13b9779bdc2c98ba9e34">getNdv</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Expr.html">Expr</a> expr) {</div> |
| <div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotRef.html">SlotRef</a> slotRef = expr.unwrapSlotRef(<span class="keyword">false</span>);</div> |
| <div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">if</span> (slotRef == null) <span class="keywordflow">return</span> -1;</div> |
| <div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1SlotDescriptor.html">SlotDescriptor</a> slotDesc = slotRef.getDesc();</div> |
| <div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keywordflow">if</span> (slotDesc == null) <span class="keywordflow">return</span> -1;</div> |
| <div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1ColumnStats.html">ColumnStats</a> stats = slotDesc.getStats();</div> |
| <div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="keywordflow">if</span> (!stats.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1ColumnStats.html#a063e991ba2e39f590be0d073de0434ca">hasNumDistinctValues</a>()) <span class="keywordflow">return</span> -1;</div> |
| <div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keywordflow">return</span> stats.getNumDistinctValues();</div> |
| <div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  }</div> |
| <div class="line"><a name="l00358"></a><span class="lineno"> 358</span> </div> |
| <div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  @Override</div> |
| <div class="line"><a name="l00360"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a83fceec80cbfea716ea478c198cfb6f4"> 360</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a83fceec80cbfea716ea478c198cfb6f4">computeStats</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">Analyzer</a> analyzer) {</div> |
| <div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  super.computeStats(analyzer);</div> |
| <div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">joinOp_</a>.<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html#accfeec135973089f5a2986e01dce8835">isSemiJoin</a>()) {</div> |
| <div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a9c2ea97c4018dcb861b63e8c7af59079">getSemiJoinCardinality</a>();</div> |
| <div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a34d2b73d8bbdaaba701b5f31905ff288">getJoinCardinality</a>(analyzer);</div> |
| <div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  }</div> |
| <div class="line"><a name="l00367"></a><span class="lineno"> 367</span> </div> |
| <div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="comment">// Impose lower/upper bounds on the cardinality based on the join type.</span></div> |
| <div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keywordtype">long</span> leftCard = getChild(0).cardinality_;</div> |
| <div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keywordtype">long</span> rightCard = getChild(1).cardinality_;</div> |
| <div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordflow">switch</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">joinOp_</a>) {</div> |
| <div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="keywordflow">case</span> LEFT_SEMI_JOIN: {</div> |
| <div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keywordflow">if</span> (leftCard != -1) {</div> |
| <div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> = Math.min(leftCard, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a>);</div> |
| <div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  }</div> |
| <div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  }</div> |
| <div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="keywordflow">case</span> RIGHT_SEMI_JOIN: {</div> |
| <div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="keywordflow">if</span> (rightCard != -1) {</div> |
| <div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> = Math.min(rightCard, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a>);</div> |
| <div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  }</div> |
| <div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  }</div> |
| <div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordflow">case</span> LEFT_OUTER_JOIN: {</div> |
| <div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordflow">if</span> (leftCard != -1) {</div> |
| <div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> = Math.max(leftCard, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a>);</div> |
| <div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  }</div> |
| <div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keywordflow">break</span>;</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>  <span class="keywordflow">case</span> RIGHT_OUTER_JOIN: {</div> |
| <div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keywordflow">if</span> (rightCard != -1) {</div> |
| <div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> = Math.max(rightCard, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a>);</div> |
| <div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  }</div> |
| <div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  }</div> |
| <div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <span class="keywordflow">case</span> FULL_OUTER_JOIN: {</div> |
| <div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordflow">if</span> (leftCard != -1 && rightCard != -1) {</div> |
| <div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="keywordtype">long</span> cardinalitySum = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#afbff17e10aa26de2ff6f19ca7ee2d365">addCardinalities</a>(leftCard, rightCard);</div> |
| <div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> = Math.max(cardinalitySum, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a>);</div> |
| <div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  }</div> |
| <div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  }</div> |
| <div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keywordflow">case</span> LEFT_ANTI_JOIN:</div> |
| <div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="keywordflow">case</span> NULL_AWARE_LEFT_ANTI_JOIN: {</div> |
| <div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keywordflow">if</span> (leftCard != -1) {</div> |
| <div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> = Math.min(leftCard, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a>);</div> |
| <div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  }</div> |
| <div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  }</div> |
| <div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="keywordflow">case</span> RIGHT_ANTI_JOIN: {</div> |
| <div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="keywordflow">if</span> (rightCard != -1) {</div> |
| <div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> = Math.min(rightCard, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a>);</div> |
| <div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  }</div> |
| <div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  }</div> |
| <div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  }</div> |
| <div class="line"><a name="l00417"></a><span class="lineno"> 417</span> </div> |
| <div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  Preconditions.checkState(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a7556734d22fcce9ef8426e15346aaa14">hasValidStats</a>());</div> |
| <div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  LOG.debug(<span class="stringliteral">"stats HashJoin: cardinality="</span> + Long.toString(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a>));</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>  @Override</div> |
| <div class="line"><a name="l00423"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a129c0adac6473039553068d66ce4846d"> 423</a></span>  <span class="keyword">protected</span> String <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a129c0adac6473039553068d66ce4846d">debugString</a>() {</div> |
| <div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <span class="keywordflow">return</span> Objects.toStringHelper(<span class="keyword">this</span>)</div> |
| <div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  .add(<span class="stringliteral">"eqJoinConjuncts_"</span>, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#aa32986130395dd4d9811b92454c7bd3e">eqJoinConjunctsDebugString</a>())</div> |
| <div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  .addValue(super.debugString())</div> |
| <div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  .toString();</div> |
| <div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  }</div> |
| <div class="line"><a name="l00429"></a><span class="lineno"> 429</span> </div> |
| <div class="line"><a name="l00430"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#aa32986130395dd4d9811b92454c7bd3e"> 430</a></span>  <span class="keyword">private</span> String <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#aa32986130395dd4d9811b92454c7bd3e">eqJoinConjunctsDebugString</a>() {</div> |
| <div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  Objects.ToStringHelper helper = Objects.toStringHelper(<span class="keyword">this</span>);</div> |
| <div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keywordflow">for</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Expr.html">Expr</a> entry: <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af9553f47cd3fd8fbbcdee51eaeca585a">eqJoinConjuncts_</a>) {</div> |
| <div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  helper.add(<span class="stringliteral">"lhs"</span> , entry.getChild(0)).add(<span class="stringliteral">"rhs"</span>, entry.getChild(1));</div> |
| <div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  }</div> |
| <div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">return</span> helper.toString();</div> |
| <div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  }</div> |
| <div class="line"><a name="l00437"></a><span class="lineno"> 437</span> </div> |
| <div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  @Override</div> |
| <div class="line"><a name="l00439"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a7318ea4f90159eacfa0010c67f7112da"> 439</a></span>  <span class="keyword">protected</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a7318ea4f90159eacfa0010c67f7112da">toThrift</a>(TPlanNode msg) {</div> |
| <div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  msg.node_type = TPlanNodeType.HASH_JOIN_NODE;</div> |
| <div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  msg.hash_join_node = <span class="keyword">new</span> THashJoinNode();</div> |
| <div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  msg.hash_join_node.join_op = joinOp_.toThrift();</div> |
| <div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keywordflow">for</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Expr.html">Expr</a> entry: <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af9553f47cd3fd8fbbcdee51eaeca585a">eqJoinConjuncts_</a>) {</div> |
| <div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  TEqJoinCondition eqJoinCondition =</div> |
| <div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keyword">new</span> TEqJoinCondition(entry.getChild(0).treeToThrift(),</div> |
| <div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  entry.getChild(1).treeToThrift());</div> |
| <div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  msg.hash_join_node.addToEq_join_conjuncts(eqJoinCondition);</div> |
| <div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  }</div> |
| <div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keywordflow">for</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Expr.html">Expr</a> e: <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af13be174224580862c20facb095d2efb">otherJoinConjuncts_</a>) {</div> |
| <div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  msg.hash_join_node.addToOther_join_conjuncts(e.treeToThrift());</div> |
| <div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  }</div> |
| <div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  msg.hash_join_node.setAdd_probe_filters(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#aee7c10d64adeb511a88889ec1bcf0eb9">addProbeFilters_</a>);</div> |
| <div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  }</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>  @Override</div> |
| <div class="line"><a name="l00456"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a2d8d04644f92f7841fb5f508015ac90c"> 456</a></span>  <span class="keyword">protected</span> String <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a2d8d04644f92f7841fb5f508015ac90c">getDisplayLabelDetail</a>() {</div> |
| <div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  StringBuilder output = <span class="keyword">new</span> StringBuilder(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">joinOp_</a>.<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html#a7807a926cf41fa31897cb638ef14e8ad">toString</a>());</div> |
| <div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a3cbcb95f66e9c4533e2247ec82ef57ac">distrMode_</a> != <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html">DistributionMode</a>.<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#aa0826889ca8ae73caa193aeb2dd8af05">NONE</a>) output.append(<span class="stringliteral">", "</span> + distrMode_.toString());</div> |
| <div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="keywordflow">return</span> output.toString();</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> </div> |
| <div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  @Override</div> |
| <div class="line"><a name="l00463"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a2d394edd79da2d537aa4aefe4cdb49a0"> 463</a></span>  <span class="keyword">protected</span> String <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a2d394edd79da2d537aa4aefe4cdb49a0">getNodeExplainString</a>(String prefix, String detailPrefix,</div> |
| <div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  TExplainLevel detailLevel) {</div> |
| <div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  StringBuilder output = <span class="keyword">new</span> StringBuilder();</div> |
| <div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  output.append(String.format(<span class="stringliteral">"%s%s [%s]\n"</span>, prefix, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#ae96a42b7ee572251e68accc1de1757bc">getDisplayLabel</a>(),</div> |
| <div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a2d8d04644f92f7841fb5f508015ac90c">getDisplayLabelDetail</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>  <span class="keywordflow">if</span> (detailLevel.ordinal() > TExplainLevel.MINIMAL.ordinal()) {</div> |
| <div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  output.append(detailPrefix + <span class="stringliteral">"hash predicates: "</span>);</div> |
| <div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < eqJoinConjuncts_.size(); ++i) {</div> |
| <div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Expr.html">Expr</a> eqConjunct = eqJoinConjuncts_.get(i);</div> |
| <div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  output.append(eqConjunct.toSql());</div> |
| <div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="keywordflow">if</span> (i + 1 != <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af9553f47cd3fd8fbbcdee51eaeca585a">eqJoinConjuncts_</a>.size()) output.append(<span class="stringliteral">", "</span>);</div> |
| <div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  }</div> |
| <div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  output.append(<span class="stringliteral">"\n"</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_1planner_1_1HashJoinNode.html#af13be174224580862c20facb095d2efb">otherJoinConjuncts_</a>.isEmpty()) {</div> |
| <div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  output.append(detailPrefix + <span class="stringliteral">"other join predicates: "</span>)</div> |
| <div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  .append(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a074eb8afca29fc9174acdb379d624ef2">getExplainString</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af13be174224580862c20facb095d2efb">otherJoinConjuncts_</a>) + <span class="stringliteral">"\n"</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>  <span class="keywordflow">if</span> (!<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a61f4bd6892dfde12236a27fffcad70cb">conjuncts_</a>.isEmpty()) {</div> |
| <div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  output.append(detailPrefix + <span class="stringliteral">"other predicates: "</span>)</div> |
| <div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  .append(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a074eb8afca29fc9174acdb379d624ef2">getExplainString</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a61f4bd6892dfde12236a27fffcad70cb">conjuncts_</a>) + <span class="stringliteral">"\n"</span>);</div> |
| <div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  }</div> |
| <div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  }</div> |
| <div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="keywordflow">return</span> output.toString();</div> |
| <div class="line"><a name="l00487"></a><span class="lineno"> 487</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>  @Override</div> |
| <div class="line"><a name="l00490"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a28ecd4ed25442a93f3ebd82ee33c56eb"> 490</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a28ecd4ed25442a93f3ebd82ee33c56eb">computeCosts</a>(TQueryOptions queryOptions) {</div> |
| <div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="keywordflow">if</span> (getChild(1).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a8ce8aa221e9653a7651681aa479ddb14">getCardinality</a>() == -1 || getChild(1).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#ad7b43aa5e8503f843359720f674dab3e">getAvgRowSize</a>() == -1</div> |
| <div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  || <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a93c6ed48d9fd753d6e066d64858a019f">numNodes_</a> == 0) {</div> |
| <div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a37c30672999db94543604ed98471893e">perHostMemCost_</a> = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af8c68e99fa554ec036b8ab24b85f97c4">DEFAULT_PER_HOST_MEM</a>;</div> |
| <div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  }</div> |
| <div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a37c30672999db94543604ed98471893e">perHostMemCost_</a> =</div> |
| <div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  (long) Math.ceil(getChild(1).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">cardinality_</a> * getChild(1).<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#ae57aa5e0da7ec358ead79fe4e14dd1e6">avgRowSize_</a></div> |
| <div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  * <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlannerContext.html">PlannerContext</a>.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlannerContext.html#a3031c8d5760b5a1652ca923167bf88da">HASH_TBL_SPACE_OVERHEAD</a>);</div> |
| <div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a3cbcb95f66e9c4533e2247ec82ef57ac">distrMode_</a> == <a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html">DistributionMode</a>.<a class="code" href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#af336b7db9a6f4b32eb81bb5ee89cef80">PARTITIONED</a>) <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a37c30672999db94543604ed98471893e">perHostMemCost_</a> /= <a class="code" href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a93c6ed48d9fd753d6e066d64858a019f">numNodes_</a>;</div> |
| <div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  }</div> |
| <div class="line"><a name="l00501"></a><span class="lineno"> 501</span> }</div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a2d8d04644f92f7841fb5f508015ac90c"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a2d8d04644f92f7841fb5f508015ac90c">com.cloudera.impala.planner.HashJoinNode.getDisplayLabelDetail</a></div><div class="ttdeci">String getDisplayLabelDetail()</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00456">HashJoinNode.java:456</a></div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator_html_accfeec135973089f5a2986e01dce8835"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html#accfeec135973089f5a2986e01dce8835">com.cloudera.impala.analysis.JoinOperator.isSemiJoin</a></div><div class="ttdeci">boolean isSemiJoin()</div><div class="ttdef"><b>Definition:</b> <a href="JoinOperator_8java_source.html#l00062">JoinOperator.java:62</a></div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator_html_a669bb0025077046ed01aae5b7d492959"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html#a669bb0025077046ed01aae5b7d492959">com.cloudera.impala.analysis.JoinOperator.RIGHT_SEMI_JOIN</a></div><div class="ttdeci">RIGHT_SEMI_JOIN</div><div class="ttdef"><b>Definition:</b> <a href="JoinOperator_8java_source.html#l00025">JoinOperator.java:25</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Table_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Table.html">com.cloudera.impala.catalog.Table</a></div><div class="ttdef"><b>Definition:</b> <a href="Table_8java_source.html#l00051">Table.java:51</a></div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator_html_a7807a926cf41fa31897cb638ef14e8ad"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html#a7807a926cf41fa31897cb638ef14e8ad">com.cloudera.impala.analysis.JoinOperator.toString</a></div><div class="ttdeci">String toString()</div><div class="ttdef"><b>Definition:</b> <a href="JoinOperator_8java_source.html#l00044">JoinOperator.java:44</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_aa3405523e29d13b9779bdc2c98ba9e34"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#aa3405523e29d13b9779bdc2c98ba9e34">com.cloudera.impala.planner.HashJoinNode.getNdv</a></div><div class="ttdeci">long getNdv(Expr expr)</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00349">HashJoinNode.java:349</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html">com.cloudera.impala.planner.HashJoinNode</a></div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00050">HashJoinNode.java:50</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_a37c30672999db94543604ed98471893e"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a37c30672999db94543604ed98471893e">com.cloudera.impala.planner.PlanNode.perHostMemCost_</a></div><div class="ttdeci">long perHostMemCost_</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00114">PlanNode.java:114</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1BinaryPredicate_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1BinaryPredicate.html">com.cloudera.impala.analysis.BinaryPredicate</a></div><div class="ttdef"><b>Definition:</b> <a href="BinaryPredicate_8java_source.html#l00042">BinaryPredicate.java:42</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_a93c6ed48d9fd753d6e066d64858a019f"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a93c6ed48d9fd753d6e066d64858a019f">com.cloudera.impala.planner.PlanNode.numNodes_</a></div><div class="ttdeci">int numNodes_</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00107">PlanNode.java:107</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html">com.cloudera.impala.catalog.Type</a></div><div class="ttdef"><b>Definition:</b> <a href="Type_8java_source.html#l00042">Type.java:42</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_a8ce8aa221e9653a7651681aa479ddb14"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a8ce8aa221e9653a7651681aa479ddb14">com.cloudera.impala.planner.PlanNode.getCardinality</a></div><div class="ttdeci">long getCardinality()</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00172">PlanNode.java:172</a></div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode_html_a9ca0873f3bf8a318d0249c30235e8678"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#a9ca0873f3bf8a318d0249c30235e8678">com.cloudera.impala.planner.HashJoinNode.DistributionMode.DistributionMode</a></div><div class="ttdeci">DistributionMode(String descr)</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00069">HashJoinNode.java:69</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a83fceec80cbfea716ea478c198cfb6f4"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a83fceec80cbfea716ea478c198cfb6f4">com.cloudera.impala.planner.HashJoinNode.computeStats</a></div><div class="ttdeci">void computeStats(Analyzer analyzer)</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00360">HashJoinNode.java:360</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_a3640f028c46f43b8cd5e95e264929c94"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a3640f028c46f43b8cd5e95e264929c94">com.cloudera.impala.planner.PlanNode.assignConjuncts</a></div><div class="ttdeci">void assignConjuncts(Analyzer analyzer)</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00401">PlanNode.java:401</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type_html_a4d7a1dd8bfd018902fa3c6e3b3591061"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#a4d7a1dd8bfd018902fa3c6e3b3591061">com.cloudera.impala.catalog.Type.isStringType</a></div><div class="ttdeci">boolean isStringType()</div><div class="ttdef"><b>Definition:</b> <a href="Type_8java_source.html#l00133">Type.java:133</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type_html_aec00a8f84bfec2f92b5798b2523167ad"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#aec00a8f84bfec2f92b5798b2523167ad">com.cloudera.impala.catalog.Type.toSql</a></div><div class="ttdeci">abstract String toSql()</div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator_html_a3e45b5b2214eb80b290562a3511a860b"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html#a3e45b5b2214eb80b290562a3511a860b">com.cloudera.impala.analysis.JoinOperator.LEFT_OUTER_JOIN</a></div><div class="ttdeci">LEFT_OUTER_JOIN</div><div class="ttdef"><b>Definition:</b> <a href="JoinOperator_8java_source.html#l00021">JoinOperator.java:21</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html">com.cloudera.impala.planner.PlanNode</a></div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00059">PlanNode.java:59</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_a12b36fc6896a52fccdd24f3c71afe12c"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a12b36fc6896a52fccdd24f3c71afe12c">com.cloudera.impala.planner.PlanNode.getCombinedChildSmap</a></div><div class="ttdeci">ExprSubstitutionMap getCombinedChildSmap()</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00410">PlanNode.java:410</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a34d2b73d8bbdaaba701b5f31905ff288"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a34d2b73d8bbdaaba701b5f31905ff288">com.cloudera.impala.planner.HashJoinNode.getJoinCardinality</a></div><div class="ttdeci">long getJoinCardinality(Analyzer analyzer)</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00222">HashJoinNode.java:222</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a31aafdecdc9ab2b09cf7bae0ca5b5660"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a31aafdecdc9ab2b09cf7bae0ca5b5660">com.cloudera.impala.planner.HashJoinNode.init</a></div><div class="ttdeci">void init(Analyzer analyzer)</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00149">HashJoinNode.java:149</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_a074eb8afca29fc9174acdb379d624ef2"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a074eb8afca29fc9174acdb379d624ef2">com.cloudera.impala.planner.PlanNode.getExplainString</a></div><div class="ttdeci">String getExplainString()</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00219">PlanNode.java:219</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a678b90b476ceef60d6cda70ca834edf7"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a678b90b476ceef60d6cda70ca834edf7">com.cloudera.impala.planner.HashJoinNode.joinOp_</a></div><div class="ttdeci">final JoinOperator joinOp_</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00060">HashJoinNode.java:60</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="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode_html_acd4246153a9c0c24791c58b2ed35f297"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#acd4246153a9c0c24791c58b2ed35f297">com.cloudera.impala.planner.HashJoinNode.DistributionMode.BROADCAST</a></div><div class="ttdeci">BROADCAST</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00064">HashJoinNode.java:64</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_1planner_1_1HashJoinNode_html_a9c2ea97c4018dcb861b63e8c7af59079"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a9c2ea97c4018dcb861b63e8c7af59079">com.cloudera.impala.planner.HashJoinNode.getSemiJoinCardinality</a></div><div class="ttdeci">long getSemiJoinCardinality()</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00294">HashJoinNode.java:294</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_a04bb91215a1a50a038ce703e2dc78414"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a04bb91215a1a50a038ce703e2dc78414">com.cloudera.impala.planner.PlanNode.cardinality_</a></div><div class="ttdeci">long cardinality_</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00103">PlanNode.java:103</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a17367144f0994195a6cf5628ae22189d"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a17367144f0994195a6cf5628ae22189d">com.cloudera.impala.planner.HashJoinNode.LOG</a></div><div class="ttdeci">static final Logger LOG</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00051">HashJoinNode.java:51</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type_html_a9d8ea327a36c21d773103bc8591f45a5"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#a9d8ea327a36c21d773103bc8591f45a5">com.cloudera.impala.catalog.Type.isDecimal</a></div><div class="ttdeci">boolean isDecimal()</div><div class="ttdef"><b>Definition:</b> <a href="Type_8java_source.html#l00126">Type.java:126</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type_html_abb1d66f509513bd7b04a48add7bff4d0"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#abb1d66f509513bd7b04a48add7bff4d0">com.cloudera.impala.catalog.Type.matchesType</a></div><div class="ttdeci">boolean matchesType(Type t)</div><div class="ttdef"><b>Definition:</b> <a href="Type_8java_source.html#l00218">Type.java:218</a></div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode_html"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html">com.cloudera.impala.planner.HashJoinNode.DistributionMode</a></div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00062">HashJoinNode.java:62</a></div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator_html"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html">com.cloudera.impala.analysis.JoinOperator</a></div><div class="ttdef"><b>Definition:</b> <a href="JoinOperator_8java_source.html#l00019">JoinOperator.java:19</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a3cbcb95f66e9c4533e2247ec82ef57ac"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a3cbcb95f66e9c4533e2247ec82ef57ac">com.cloudera.impala.planner.HashJoinNode.distrMode_</a></div><div class="ttdeci">DistributionMode distrMode_</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00077">HashJoinNode.java:77</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a129c0adac6473039553068d66ce4846d"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a129c0adac6473039553068d66ce4846d">com.cloudera.impala.planner.HashJoinNode.debugString</a></div><div class="ttdeci">String debugString()</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00423">HashJoinNode.java:423</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a2d394edd79da2d537aa4aefe4cdb49a0"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a2d394edd79da2d537aa4aefe4cdb49a0">com.cloudera.impala.planner.HashJoinNode.getNodeExplainString</a></div><div class="ttdeci">String getNodeExplainString(String prefix, String detailPrefix, TExplainLevel detailLevel)</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00463">HashJoinNode.java:463</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_aa32986130395dd4d9811b92454c7bd3e"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#aa32986130395dd4d9811b92454c7bd3e">com.cloudera.impala.planner.HashJoinNode.eqJoinConjunctsDebugString</a></div><div class="ttdeci">String eqJoinConjunctsDebugString()</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00430">HashJoinNode.java:430</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TableRef_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1TableRef.html">com.cloudera.impala.analysis.TableRef</a></div><div class="ttdef"><b>Definition:</b> <a href="TableRef_8java_source.html#l00045">TableRef.java:45</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_ac15204dc2d89f36aa1a0448bd7ddcee9"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#ac15204dc2d89f36aa1a0448bd7ddcee9">com.cloudera.impala.planner.HashJoinNode.tblRef_</a></div><div class="ttdeci">final TableRef tblRef_</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00059">HashJoinNode.java:59</a></div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator_html_afb6be8664ecdc718fd06d7fb5d55bf02"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html#afb6be8664ecdc718fd06d7fb5d55bf02">com.cloudera.impala.analysis.JoinOperator.FULL_OUTER_JOIN</a></div><div class="ttdeci">FULL_OUTER_JOIN</div><div class="ttdef"><b>Definition:</b> <a href="JoinOperator_8java_source.html#l00027">JoinOperator.java:27</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_aee7c10d64adeb511a88889ec1bcf0eb9"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#aee7c10d64adeb511a88889ec1bcf0eb9">com.cloudera.impala.planner.HashJoinNode.addProbeFilters_</a></div><div class="ttdeci">boolean addProbeFilters_</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00088">HashJoinNode.java:88</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_1planner_1_1HashJoinNode_html_a27a9b7824336aeb43bcaaa7e10505cf5"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a27a9b7824336aeb43bcaaa7e10505cf5">com.cloudera.impala.planner.HashJoinNode.setDistributionMode</a></div><div class="ttdeci">void setDistributionMode(DistributionMode distrMode)</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00145">HashJoinNode.java:145</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_af13be174224580862c20facb095d2efb"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af13be174224580862c20facb095d2efb">com.cloudera.impala.planner.HashJoinNode.otherJoinConjuncts_</a></div><div class="ttdeci">List< Expr > otherJoinConjuncts_</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00083">HashJoinNode.java:83</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_acb1aa45a593560d20066e4e1bd14ab24"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#acb1aa45a593560d20066e4e1bd14ab24">com.cloudera.impala.planner.HashJoinNode.HashJoinNode</a></div><div class="ttdeci">HashJoinNode(PlanNode outer, PlanNode inner, TableRef tblRef, List< BinaryPredicate > eqJoinConjuncts, List< Expr > otherJoinConjuncts)</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00090">HashJoinNode.java:90</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="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator_html_a52763f7402f6cda66a89e1db6e654224"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html#a52763f7402f6cda66a89e1db6e654224">com.cloudera.impala.analysis.JoinOperator.RIGHT_OUTER_JOIN</a></div><div class="ttdeci">RIGHT_OUTER_JOIN</div><div class="ttdef"><b>Definition:</b> <a href="JoinOperator_8java_source.html#l00024">JoinOperator.java:24</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_a236d2948b368bb65a2a4b3dfcbef16c6"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a236d2948b368bb65a2a4b3dfcbef16c6">com.cloudera.impala.planner.PlanNode.multiplyCardinalities</a></div><div class="ttdeci">static long multiplyCardinalities(long a, long b)</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00541">PlanNode.java:541</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_a61f4bd6892dfde12236a27fffcad70cb"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a61f4bd6892dfde12236a27fffcad70cb">com.cloudera.impala.planner.PlanNode.conjuncts_</a></div><div class="ttdeci">List< Expr > conjuncts_</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00086">PlanNode.java:86</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a28ecd4ed25442a93f3ebd82ee33c56eb"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a28ecd4ed25442a93f3ebd82ee33c56eb">com.cloudera.impala.planner.HashJoinNode.computeCosts</a></div><div class="ttdeci">void computeCosts(TQueryOptions queryOptions)</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00490">HashJoinNode.java:490</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_af8c68e99fa554ec036b8ab24b85f97c4"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af8c68e99fa554ec036b8ab24b85f97c4">com.cloudera.impala.planner.HashJoinNode.DEFAULT_PER_HOST_MEM</a></div><div class="ttdeci">static final long DEFAULT_PER_HOST_MEM</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00055">HashJoinNode.java:55</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_af9553f47cd3fd8fbbcdee51eaeca585a"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#af9553f47cd3fd8fbbcdee51eaeca585a">com.cloudera.impala.planner.HashJoinNode.eqJoinConjuncts_</a></div><div class="ttdeci">List< BinaryPredicate > eqJoinConjuncts_</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00080">HashJoinNode.java:80</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_1planner_1_1PlanNode_html_ae57aa5e0da7ec358ead79fe4e14dd1e6"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#ae57aa5e0da7ec358ead79fe4e14dd1e6">com.cloudera.impala.planner.PlanNode.avgRowSize_</a></div><div class="ttdeci">float avgRowSize_</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00110">PlanNode.java:110</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_1Expr_html_a0fd9d3a30f712f6134fe3bfbc243cf86"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Expr.html#a0fd9d3a30f712f6134fe3bfbc243cf86">com.cloudera.impala.analysis.Expr.substitute</a></div><div class="ttdeci">Expr substitute(ExprSubstitutionMap smap, Analyzer analyzer, boolean preserveRootType)</div><div class="ttdef"><b>Definition:</b> <a href="Expr_8java_source.html#l00710">Expr.java:710</a></div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode_html_ad9dbbb5cab1c538375eb9d52134c0858"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#ad9dbbb5cab1c538375eb9d52134c0858">com.cloudera.impala.planner.HashJoinNode.DistributionMode.description</a></div><div class="ttdeci">final String description</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00067">HashJoinNode.java:67</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a371faab53e0a1115be049910c35b006f"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a371faab53e0a1115be049910c35b006f">com.cloudera.impala.planner.HashJoinNode.setAddProbeFilters</a></div><div class="ttdeci">void setAddProbeFilters(boolean b)</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00146">HashJoinNode.java:146</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a5ca32c41cff5f34d411a17cd1549ae54"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a5ca32c41cff5f34d411a17cd1549ae54">com.cloudera.impala.planner.HashJoinNode.getEqJoinConjuncts</a></div><div class="ttdeci">List< BinaryPredicate > getEqJoinConjuncts()</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00141">HashJoinNode.java:141</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_ad7b43aa5e8503f843359720f674dab3e"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#ad7b43aa5e8503f843359720f674dab3e">com.cloudera.impala.planner.PlanNode.getAvgRowSize</a></div><div class="ttdeci">float getAvgRowSize()</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00174">PlanNode.java:174</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_a17edb3d41d8ce757d6f72987937f31d8"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a17edb3d41d8ce757d6f72987937f31d8">com.cloudera.impala.planner.PlanNode.createDefaultSmap</a></div><div class="ttdeci">void createDefaultSmap(Analyzer analyzer)</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00425">PlanNode.java:425</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlannerContext_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlannerContext.html">com.cloudera.impala.planner.PlannerContext</a></div><div class="ttdef"><b>Definition:</b> <a href="PlannerContext_8java_source.html#l00028">PlannerContext.java:28</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="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator_html_a228a3d9cb07d7db059ffe917442b78a7"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1analysis_1_1JoinOperator.html#a228a3d9cb07d7db059ffe917442b78a7">com.cloudera.impala.analysis.JoinOperator.RIGHT_ANTI_JOIN</a></div><div class="ttdeci">RIGHT_ANTI_JOIN</div><div class="ttdef"><b>Definition:</b> <a href="JoinOperator_8java_source.html#l00026">JoinOperator.java:26</a></div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode_html_af336b7db9a6f4b32eb81bb5ee89cef80"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#af336b7db9a6f4b32eb81bb5ee89cef80">com.cloudera.impala.planner.HashJoinNode.DistributionMode.PARTITIONED</a></div><div class="ttdeci">PARTITIONED</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00065">HashJoinNode.java:65</a></div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode_html_aa0826889ca8ae73caa193aeb2dd8af05"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#aa0826889ca8ae73caa193aeb2dd8af05">com.cloudera.impala.planner.HashJoinNode.DistributionMode.NONE</a></div><div class="ttdeci">NONE</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00063">HashJoinNode.java:63</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlannerContext_html_a3031c8d5760b5a1652ca923167bf88da"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlannerContext.html#a3031c8d5760b5a1652ca923167bf88da">com.cloudera.impala.planner.PlannerContext.HASH_TBL_SPACE_OVERHEAD</a></div><div class="ttdeci">static final double HASH_TBL_SPACE_OVERHEAD</div><div class="ttdef"><b>Definition:</b> <a href="PlannerContext_8java_source.html#l00031">PlannerContext.java:31</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a10379b490c206e8f15dbd39ac6fe7005"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a10379b490c206e8f15dbd39ac6fe7005">com.cloudera.impala.planner.HashJoinNode.getJoinOp</a></div><div class="ttdeci">JoinOperator getJoinOp()</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00142">HashJoinNode.java:142</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1ColumnStats_html_a063e991ba2e39f590be0d073de0434ca"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1ColumnStats.html#a063e991ba2e39f590be0d073de0434ca">com.cloudera.impala.catalog.ColumnStats.hasNumDistinctValues</a></div><div class="ttdeci">boolean hasNumDistinctValues()</div><div class="ttdef"><b>Definition:</b> <a href="ColumnStats_8java_source.html#l00135">ColumnStats.java:135</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1BinaryPredicate_html_a773c89d3973d81bf8102162f06e08dc6"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1BinaryPredicate.html#a773c89d3973d81bf8102162f06e08dc6">com.cloudera.impala.analysis.BinaryPredicate.getOp</a></div><div class="ttdeci">Operator getOp()</div><div class="ttdef"><b>Definition:</b> <a href="BinaryPredicate_8java_source.html#l00107">BinaryPredicate.java:107</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a7318ea4f90159eacfa0010c67f7112da"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a7318ea4f90159eacfa0010c67f7112da">com.cloudera.impala.planner.HashJoinNode.toThrift</a></div><div class="ttdeci">void toThrift(TPlanNode msg)</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00439">HashJoinNode.java:439</a></div></div> |
| <div class="ttc" id="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode_html_a95295ad8bed227cdeb2a6cd0c1c87097"><div class="ttname"><a href="enumcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_1_1DistributionMode.html#a95295ad8bed227cdeb2a6cd0c1c87097">com.cloudera.impala.planner.HashJoinNode.DistributionMode.toString</a></div><div class="ttdeci">String toString()</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00074">HashJoinNode.java:74</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> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a5914333e6e91e899e569672d8b70b122"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a5914333e6e91e899e569672d8b70b122">com.cloudera.impala.planner.HashJoinNode.getTableRef</a></div><div class="ttdeci">TableRef getTableRef()</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00143">HashJoinNode.java:143</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_ae96a42b7ee572251e68accc1de1757bc"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#ae96a42b7ee572251e68accc1de1757bc">com.cloudera.impala.planner.PlanNode.getDisplayLabel</a></div><div class="ttdeci">final String getDisplayLabel()</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00225">PlanNode.java:225</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_ae86c7a4d5ff53fd4c975ed10fd15b3d8"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#ae86c7a4d5ff53fd4c975ed10fd15b3d8">com.cloudera.impala.planner.PlanNode.assignedConjuncts_</a></div><div class="ttdeci">Set< ExprId > assignedConjuncts_</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00099">PlanNode.java:99</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_afbff17e10aa26de2ff6f19ca7ee2d365"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#afbff17e10aa26de2ff6f19ca7ee2d365">com.cloudera.impala.planner.PlanNode.addCardinalities</a></div><div class="ttdeci">static long addCardinalities(long a, long b)</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00528">PlanNode.java:528</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode_html_a39352199ba6e3ffe85284716c408470b"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1HashJoinNode.html#a39352199ba6e3ffe85284716c408470b">com.cloudera.impala.planner.HashJoinNode.getDistributionMode</a></div><div class="ttdeci">DistributionMode getDistributionMode()</div><div class="ttdef"><b>Definition:</b> <a href="HashJoinNode_8java_source.html#l00144">HashJoinNode.java:144</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode_html_a7556734d22fcce9ef8426e15346aaa14"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1planner_1_1PlanNode.html#a7556734d22fcce9ef8426e15346aaa14">com.cloudera.impala.planner.PlanNode.hasValidStats</a></div><div class="ttdeci">boolean hasValidStats()</div><div class="ttdef"><b>Definition:</b> <a href="PlanNode_8java_source.html#l00519">PlanNode.java:519</a></div></div> |
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