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| <div class="title">union-node.h</div> </div> |
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| <div class="contents"> |
| <a href="union-node_8h.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> </div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#ifndef IMPALA_EXEC_UNION_NODE_H_</span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor"></span><span class="preprocessor">#define IMPALA_EXEC_UNION_NODE_H_</span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor"></span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <boost/scoped_ptr.hpp></span></div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include "<a class="code" href="exec-node_8h.html">exec/exec-node.h</a>"</span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include "<a class="code" href="expr_8h.html">exprs/expr.h</a>"</span></div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include "<a class="code" href="mem-pool_8h.html">runtime/mem-pool.h</a>"</span></div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <boost/scoped_ptr.hpp></span></div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">namespace </span>impala {</div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">class </span>Tuple;</div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">class </span>TupleRow;</div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div> |
| <div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="classimpala_1_1UnionNode.html"> 35</a></span> <span class="keyword">class </span><a class="code" href="classimpala_1_1UnionNode.html">UnionNode</a> : <span class="keyword">public</span> <a class="code" href="classimpala_1_1ExecNode.html">ExecNode</a> {</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <a class="code" href="classimpala_1_1UnionNode.html#a0e0907adffe85ad7ca01c139c82321ec">UnionNode</a>(<a class="code" href="classimpala_1_1ObjectPool.html">ObjectPool</a>* <a class="code" href="expr-benchmark_8cc.html#a3a5de7bd423fbc0afc4cf935c166ca6b">pool</a>, <span class="keyword">const</span> TPlanNode& tnode, <span class="keyword">const</span> <a class="code" href="classimpala_1_1DescriptorTbl.html">DescriptorTbl</a>& descs);</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">virtual</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1UnionNode.html#a6c7aad86f028658242aa7182ad25e665">Init</a>(<span class="keyword">const</span> TPlanNode& tnode);</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">virtual</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1UnionNode.html#add21396bba096d32df0fafd03d502d43">Prepare</a>(<a class="code" href="classimpala_1_1RuntimeState.html">RuntimeState</a>* state);</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">virtual</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1UnionNode.html#aa198c42aed4e72ebe59d0454f08a27fe">Open</a>(<a class="code" href="classimpala_1_1RuntimeState.html">RuntimeState</a>* state);</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">virtual</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1UnionNode.html#acf1c2b19444f27c2ba8193ab35de6e1c">GetNext</a>(<a class="code" href="classimpala_1_1RuntimeState.html">RuntimeState</a>* state, <a class="code" href="classimpala_1_1RowBatch.html">RowBatch</a>* row_batch, <span class="keywordtype">bool</span>* eos);</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">virtual</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1UnionNode.html#a2dea387c72d68f9941e3f1a2d65adc62">Reset</a>(<a class="code" href="classimpala_1_1RuntimeState.html">RuntimeState</a>* state);</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1UnionNode.html#afe25d61ad845bcbbdc6a47721511e2a2">Close</a>(<a class="code" href="classimpala_1_1RuntimeState.html">RuntimeState</a>* state);</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keyword">private</span>:</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="classimpala_1_1UnionNode.html#a09e1eda47e8eb0e14910ad14babd72f4"> 48</a></span>  <span class="keywordtype">int</span> <a class="code" href="classimpala_1_1UnionNode.html#a09e1eda47e8eb0e14910ad14babd72f4">tuple_id_</a>;</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div> |
| <div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="classimpala_1_1UnionNode.html#a29ef5f792b36f80b093b5e083882f71d"> 51</a></span>  <span class="keyword">const</span> <a class="code" href="classimpala_1_1TupleDescriptor.html">TupleDescriptor</a>* <a class="code" href="classimpala_1_1UnionNode.html#a29ef5f792b36f80b093b5e083882f71d">tuple_desc_</a>;</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div> |
| <div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="classimpala_1_1UnionNode.html#a8aa433a5e2e32d7347da7c9fb036a024"> 54</a></span>  std::vector<SlotDescriptor*> <a class="code" href="classimpala_1_1UnionNode.html#a8aa433a5e2e32d7347da7c9fb036a024">materialized_slots_</a>;</div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div> |
| <div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="classimpala_1_1UnionNode.html#ac74ce616522072da5edf3a0a0d1ef586"> 57</a></span>  std::vector<std::vector<ExprContext*> > <a class="code" href="classimpala_1_1UnionNode.html#ac74ce616522072da5edf3a0a0d1ef586">const_result_expr_ctx_lists_</a>;</div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div> |
| <div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="classimpala_1_1UnionNode.html#a5e76faa38589a706492eccfcd074d700"> 60</a></span>  <span class="keywordtype">int</span> <a class="code" href="classimpala_1_1UnionNode.html#a5e76faa38589a706492eccfcd074d700">const_result_expr_idx_</a>;</div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div> |
| <div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="classimpala_1_1UnionNode.html#a0611e09e9cbfafd5f78c11ac96bccf82"> 63</a></span>  std::vector<std::vector<ExprContext*> > <a class="code" href="classimpala_1_1UnionNode.html#a0611e09e9cbfafd5f78c11ac96bccf82">result_expr_ctx_lists_</a>;</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div> |
| <div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="classimpala_1_1UnionNode.html#ad757f0c47714db4563e62a3be6255584"> 66</a></span>  <span class="keywordtype">int</span> <a class="code" href="classimpala_1_1UnionNode.html#ad757f0c47714db4563e62a3be6255584">child_idx_</a>;</div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span> </div> |
| <div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="classimpala_1_1UnionNode.html#a07ec49c1164a418cbc0aa569276878e6"> 70</a></span>  boost::scoped_ptr<RowBatch> <a class="code" href="classimpala_1_1UnionNode.html#a07ec49c1164a418cbc0aa569276878e6">child_row_batch_</a>;</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div> |
| <div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="classimpala_1_1UnionNode.html#a62fc69c833583c0c9717ae7d43cbf2b6"> 73</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classimpala_1_1UnionNode.html#a62fc69c833583c0c9717ae7d43cbf2b6">child_eos_</a>;</div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div> |
| <div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="classimpala_1_1UnionNode.html#a3043aa10e63db09a406003c009c29648"> 76</a></span>  <span class="keywordtype">int</span> <a class="code" href="classimpala_1_1UnionNode.html#a3043aa10e63db09a406003c009c29648">child_row_idx_</a>;</div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1UnionNode.html#a2de727199cd0c53a5cd3dc3d675d688b">OpenCurrentChild</a>(<a class="code" href="classimpala_1_1RuntimeState.html">RuntimeState</a>* state);</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">bool</span> <a class="code" href="classimpala_1_1UnionNode.html#a76d6e560edcde59409d04ef14530e929">EvalAndMaterializeExprs</a>( <span class="keyword">const</span> std::vector<ExprContext*>& ctxs,</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordtype">bool</span> const_exprs, <a class="code" href="classimpala_1_1Tuple.html">Tuple</a>** tuple, <a class="code" href="classimpala_1_1RowBatch.html">RowBatch</a>* row_batch);</div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span> };</div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span> }</div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor">#endif</span></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_ad757f0c47714db4563e62a3be6255584"><div class="ttname"><a href="classimpala_1_1UnionNode.html#ad757f0c47714db4563e62a3be6255584">impala::UnionNode::child_idx_</a></div><div class="ttdeci">int child_idx_</div><div class="ttdoc">Index of current child. </div><div class="ttdef"><b>Definition:</b> <a href="union-node_8h_source.html#l00066">union-node.h:66</a></div></div> |
| <div class="ttc" id="classimpala_1_1TupleDescriptor_html"><div class="ttname"><a href="classimpala_1_1TupleDescriptor.html">impala::TupleDescriptor</a></div><div class="ttdef"><b>Definition:</b> <a href="descriptors_8h_source.html#l00298">descriptors.h:298</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_a29ef5f792b36f80b093b5e083882f71d"><div class="ttname"><a href="classimpala_1_1UnionNode.html#a29ef5f792b36f80b093b5e083882f71d">impala::UnionNode::tuple_desc_</a></div><div class="ttdeci">const TupleDescriptor * tuple_desc_</div><div class="ttdoc">Descriptor for tuples this union node constructs. </div><div class="ttdef"><b>Definition:</b> <a href="union-node_8h_source.html#l00051">union-node.h:51</a></div></div> |
| <div class="ttc" id="classimpala_1_1DescriptorTbl_html"><div class="ttname"><a href="classimpala_1_1DescriptorTbl.html">impala::DescriptorTbl</a></div><div class="ttdef"><b>Definition:</b> <a href="descriptors_8h_source.html#l00338">descriptors.h:338</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_ac74ce616522072da5edf3a0a0d1ef586"><div class="ttname"><a href="classimpala_1_1UnionNode.html#ac74ce616522072da5edf3a0a0d1ef586">impala::UnionNode::const_result_expr_ctx_lists_</a></div><div class="ttdeci">std::vector< std::vector< ExprContext * > > const_result_expr_ctx_lists_</div><div class="ttdoc">Const exprs materialized by this node. These exprs don't refer to any children. </div><div class="ttdef"><b>Definition:</b> <a href="union-node_8h_source.html#l00057">union-node.h:57</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_aa198c42aed4e72ebe59d0454f08a27fe"><div class="ttname"><a href="classimpala_1_1UnionNode.html#aa198c42aed4e72ebe59d0454f08a27fe">impala::UnionNode::Open</a></div><div class="ttdeci">virtual Status Open(RuntimeState *state)</div><div class="ttdef"><b>Definition:</b> <a href="union-node_8cc_source.html#l00088">union-node.cc:88</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_acf1c2b19444f27c2ba8193ab35de6e1c"><div class="ttname"><a href="classimpala_1_1UnionNode.html#acf1c2b19444f27c2ba8193ab35de6e1c">impala::UnionNode::GetNext</a></div><div class="ttdeci">virtual Status GetNext(RuntimeState *state, RowBatch *row_batch, bool *eos)</div><div class="ttdef"><b>Definition:</b> <a href="union-node_8cc_source.html#l00119">union-node.cc:119</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_a76d6e560edcde59409d04ef14530e929"><div class="ttname"><a href="classimpala_1_1UnionNode.html#a76d6e560edcde59409d04ef14530e929">impala::UnionNode::EvalAndMaterializeExprs</a></div><div class="ttdeci">bool EvalAndMaterializeExprs(const std::vector< ExprContext * > &ctxs, bool const_exprs, Tuple **tuple, RowBatch *row_batch)</div><div class="ttdef"><b>Definition:</b> <a href="union-node_8cc_source.html#l00198">union-node.cc:198</a></div></div> |
| <div class="ttc" id="classimpala_1_1Tuple_html"><div class="ttname"><a href="classimpala_1_1Tuple.html">impala::Tuple</a></div><div class="ttdoc">A tuple with 0 materialised slots is represented as NULL. </div><div class="ttdef"><b>Definition:</b> <a href="tuple_8h_source.html#l00048">tuple.h:48</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_a0611e09e9cbfafd5f78c11ac96bccf82"><div class="ttname"><a href="classimpala_1_1UnionNode.html#a0611e09e9cbfafd5f78c11ac96bccf82">impala::UnionNode::result_expr_ctx_lists_</a></div><div class="ttdeci">std::vector< std::vector< ExprContext * > > result_expr_ctx_lists_</div><div class="ttdoc">Exprs materialized by this node. The i-th result expr list refers to the i-th child. </div><div class="ttdef"><b>Definition:</b> <a href="union-node_8h_source.html#l00063">union-node.h:63</a></div></div> |
| <div class="ttc" id="classimpala_1_1ObjectPool_html"><div class="ttname"><a href="classimpala_1_1ObjectPool.html">impala::ObjectPool</a></div><div class="ttdef"><b>Definition:</b> <a href="object-pool_8h_source.html#l00030">object-pool.h:30</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_a3043aa10e63db09a406003c009c29648"><div class="ttname"><a href="classimpala_1_1UnionNode.html#a3043aa10e63db09a406003c009c29648">impala::UnionNode::child_row_idx_</a></div><div class="ttdeci">int child_row_idx_</div><div class="ttdoc">Index of current row in child_row_batch_. </div><div class="ttdef"><b>Definition:</b> <a href="union-node_8h_source.html#l00076">union-node.h:76</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_a5e76faa38589a706492eccfcd074d700"><div class="ttname"><a href="classimpala_1_1UnionNode.html#a5e76faa38589a706492eccfcd074d700">impala::UnionNode::const_result_expr_idx_</a></div><div class="ttdeci">int const_result_expr_idx_</div><div class="ttdoc">Index of current const result expr list. </div><div class="ttdef"><b>Definition:</b> <a href="union-node_8h_source.html#l00060">union-node.h:60</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_a0e0907adffe85ad7ca01c139c82321ec"><div class="ttname"><a href="classimpala_1_1UnionNode.html#a0e0907adffe85ad7ca01c139c82321ec">impala::UnionNode::UnionNode</a></div><div class="ttdeci">UnionNode(ObjectPool *pool, const TPlanNode &tnode, const DescriptorTbl &descs)</div><div class="ttdef"><b>Definition:</b> <a href="union-node_8cc_source.html#l00027">union-node.cc:27</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html"><div class="ttname"><a href="classimpala_1_1UnionNode.html">impala::UnionNode</a></div><div class="ttdef"><b>Definition:</b> <a href="union-node_8h_source.html#l00035">union-node.h:35</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_a2dea387c72d68f9941e3f1a2d65adc62"><div class="ttname"><a href="classimpala_1_1UnionNode.html#a2dea387c72d68f9941e3f1a2d65adc62">impala::UnionNode::Reset</a></div><div class="ttdeci">virtual Status Reset(RuntimeState *state)</div><div class="ttdef"><b>Definition:</b> <a href="union-node_8cc_source.html#l00181">union-node.cc:181</a></div></div> |
| <div class="ttc" id="classimpala_1_1Status_html"><div class="ttname"><a href="classimpala_1_1Status.html">impala::Status</a></div><div class="ttdef"><b>Definition:</b> <a href="status_8h_source.html#l00081">status.h:81</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_a8aa433a5e2e32d7347da7c9fb036a024"><div class="ttname"><a href="classimpala_1_1UnionNode.html#a8aa433a5e2e32d7347da7c9fb036a024">impala::UnionNode::materialized_slots_</a></div><div class="ttdeci">std::vector< SlotDescriptor * > materialized_slots_</div><div class="ttdoc">those tuple_desc_->slots() which are materialized, in the same order </div><div class="ttdef"><b>Definition:</b> <a href="union-node_8h_source.html#l00054">union-node.h:54</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_a6c7aad86f028658242aa7182ad25e665"><div class="ttname"><a href="classimpala_1_1UnionNode.html#a6c7aad86f028658242aa7182ad25e665">impala::UnionNode::Init</a></div><div class="ttdeci">virtual Status Init(const TPlanNode &tnode)</div><div class="ttdef"><b>Definition:</b> <a href="union-node_8cc_source.html#l00038">union-node.cc:38</a></div></div> |
| <div class="ttc" id="classimpala_1_1RuntimeState_html"><div class="ttname"><a href="classimpala_1_1RuntimeState.html">impala::RuntimeState</a></div><div class="ttdef"><b>Definition:</b> <a href="runtime-state_8h_source.html#l00069">runtime-state.h:69</a></div></div> |
| <div class="ttc" id="expr-benchmark_8cc_html_a3a5de7bd423fbc0afc4cf935c166ca6b"><div class="ttname"><a href="expr-benchmark_8cc.html#a3a5de7bd423fbc0afc4cf935c166ca6b">pool</a></div><div class="ttdeci">ObjectPool pool</div><div class="ttdef"><b>Definition:</b> <a href="expr-benchmark_8cc_source.html#l00089">expr-benchmark.cc:89</a></div></div> |
| <div class="ttc" id="exec-node_8h_html"><div class="ttname"><a href="exec-node_8h.html">exec-node.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_afe25d61ad845bcbbdc6a47721511e2a2"><div class="ttname"><a href="classimpala_1_1UnionNode.html#afe25d61ad845bcbbdc6a47721511e2a2">impala::UnionNode::Close</a></div><div class="ttdeci">virtual void Close(RuntimeState *state)</div><div class="ttdef"><b>Definition:</b> <a href="union-node_8cc_source.html#l00186">union-node.cc:186</a></div></div> |
| <div class="ttc" id="classimpala_1_1RowBatch_html"><div class="ttname"><a href="classimpala_1_1RowBatch.html">impala::RowBatch</a></div><div class="ttdef"><b>Definition:</b> <a href="row-batch_8h_source.html#l00066">row-batch.h:66</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_add21396bba096d32df0fafd03d502d43"><div class="ttname"><a href="classimpala_1_1UnionNode.html#add21396bba096d32df0fafd03d502d43">impala::UnionNode::Prepare</a></div><div class="ttdeci">virtual Status Prepare(RuntimeState *state)</div><div class="ttdef"><b>Definition:</b> <a href="union-node_8cc_source.html#l00058">union-node.cc:58</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_a2de727199cd0c53a5cd3dc3d675d688b"><div class="ttname"><a href="classimpala_1_1UnionNode.html#a2de727199cd0c53a5cd3dc3d675d688b">impala::UnionNode::OpenCurrentChild</a></div><div class="ttdeci">Status OpenCurrentChild(RuntimeState *state)</div><div class="ttdef"><b>Definition:</b> <a href="union-node_8cc_source.html#l00107">union-node.cc:107</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_a62fc69c833583c0c9717ae7d43cbf2b6"><div class="ttname"><a href="classimpala_1_1UnionNode.html#a62fc69c833583c0c9717ae7d43cbf2b6">impala::UnionNode::child_eos_</a></div><div class="ttdeci">bool child_eos_</div><div class="ttdoc">Saved from the last to GetNext() on the current child. </div><div class="ttdef"><b>Definition:</b> <a href="union-node_8h_source.html#l00073">union-node.h:73</a></div></div> |
| <div class="ttc" id="expr_8h_html"><div class="ttname"><a href="expr_8h.html">expr.h</a></div></div> |
| <div class="ttc" id="mem-pool_8h_html"><div class="ttname"><a href="mem-pool_8h.html">mem-pool.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1ExecNode_html"><div class="ttname"><a href="classimpala_1_1ExecNode.html">impala::ExecNode</a></div><div class="ttdef"><b>Definition:</b> <a href="exec-node_8h_source.html#l00046">exec-node.h:46</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_a09e1eda47e8eb0e14910ad14babd72f4"><div class="ttname"><a href="classimpala_1_1UnionNode.html#a09e1eda47e8eb0e14910ad14babd72f4">impala::UnionNode::tuple_id_</a></div><div class="ttdeci">int tuple_id_</div><div class="ttdoc">Tuple id resolved in Prepare() to set tuple_desc_;. </div><div class="ttdef"><b>Definition:</b> <a href="union-node_8h_source.html#l00048">union-node.h:48</a></div></div> |
| <div class="ttc" id="classimpala_1_1UnionNode_html_a07ec49c1164a418cbc0aa569276878e6"><div class="ttname"><a href="classimpala_1_1UnionNode.html#a07ec49c1164a418cbc0aa569276878e6">impala::UnionNode::child_row_batch_</a></div><div class="ttdeci">boost::scoped_ptr< RowBatch > child_row_batch_</div><div class="ttdef"><b>Definition:</b> <a href="union-node_8h_source.html#l00070">union-node.h:70</a></div></div> |
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