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| |
| <p><code>#include <<a class="el" href="sort-exec-exprs_8h_source.html">sort-exec-exprs.h</a>></code></p> |
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| Collaboration diagram for impala::SortExecExprs:</div> |
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| <table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a> |
| Public Member Functions</h2></td></tr> |
| <tr class="memitem:a842d9cfef9f9fabd50b273e09131759c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classimpala_1_1Status.html">Status</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1SortExecExprs.html#a842d9cfef9f9fabd50b273e09131759c">Init</a> (const TSortInfo &sort_info, <a class="el" href="classimpala_1_1ObjectPool.html">ObjectPool</a> *<a class="el" href="expr-benchmark_8cc.html#a3a5de7bd423fbc0afc4cf935c166ca6b">pool</a>)</td></tr> |
| <tr class="memdesc:a842d9cfef9f9fabd50b273e09131759c"><td class="mdescLeft"> </td><td class="mdescRight">Initialize the expressions from a TSortInfo using the specified pool. <a href="#a842d9cfef9f9fabd50b273e09131759c">More...</a><br/></td></tr> |
| <tr class="separator:a842d9cfef9f9fabd50b273e09131759c"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a1f772d370468a52a07dcf9841ce116a5"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classimpala_1_1Status.html">Status</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1SortExecExprs.html#a1f772d370468a52a07dcf9841ce116a5">Init</a> (const std::vector< TExpr > &ordering_exprs, const std::vector< TExpr > *sort_tuple_slot_exprs, <a class="el" href="classimpala_1_1ObjectPool.html">ObjectPool</a> *<a class="el" href="expr-benchmark_8cc.html#a3a5de7bd423fbc0afc4cf935c166ca6b">pool</a>)</td></tr> |
| <tr class="separator:a1f772d370468a52a07dcf9841ce116a5"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:af1a7a085f15e5ff923685b5477a08f4b"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classimpala_1_1Status.html">Status</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1SortExecExprs.html#af1a7a085f15e5ff923685b5477a08f4b">Prepare</a> (<a class="el" href="classimpala_1_1RuntimeState.html">RuntimeState</a> *state, const <a class="el" href="classimpala_1_1RowDescriptor.html">RowDescriptor</a> &child_row_desc, const <a class="el" href="classimpala_1_1RowDescriptor.html">RowDescriptor</a> &output_row_desc, <a class="el" href="classimpala_1_1MemTracker.html">MemTracker</a> *expr_mem_tracker)</td></tr> |
| <tr class="memdesc:af1a7a085f15e5ff923685b5477a08f4b"><td class="mdescLeft"> </td><td class="mdescRight">Prepare all expressions used for sorting and tuple materialization. <a href="#af1a7a085f15e5ff923685b5477a08f4b">More...</a><br/></td></tr> |
| <tr class="separator:af1a7a085f15e5ff923685b5477a08f4b"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:afcc9ae8c5039d8ca5a1d3ca34153d2b4"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classimpala_1_1Status.html">Status</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1SortExecExprs.html#afcc9ae8c5039d8ca5a1d3ca34153d2b4">Open</a> (<a class="el" href="classimpala_1_1RuntimeState.html">RuntimeState</a> *state)</td></tr> |
| <tr class="memdesc:afcc9ae8c5039d8ca5a1d3ca34153d2b4"><td class="mdescLeft"> </td><td class="mdescRight">Open all expressions used for sorting and tuple materialization. <a href="#afcc9ae8c5039d8ca5a1d3ca34153d2b4">More...</a><br/></td></tr> |
| <tr class="separator:afcc9ae8c5039d8ca5a1d3ca34153d2b4"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:adde96dd13657e14a69266ec370e3710a"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1SortExecExprs.html#adde96dd13657e14a69266ec370e3710a">Close</a> (<a class="el" href="classimpala_1_1RuntimeState.html">RuntimeState</a> *state)</td></tr> |
| <tr class="memdesc:adde96dd13657e14a69266ec370e3710a"><td class="mdescLeft"> </td><td class="mdescRight">Close all expressions used for sorting and tuple materialization. <a href="#adde96dd13657e14a69266ec370e3710a">More...</a><br/></td></tr> |
| <tr class="separator:adde96dd13657e14a69266ec370e3710a"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a5e7ac8f5c350a7f50b7e62a1ea8731f8"><td class="memItemLeft" align="right" valign="top">const std::vector< <a class="el" href="classimpala_1_1ExprContext.html">ExprContext</a> * > & </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1SortExecExprs.html#a5e7ac8f5c350a7f50b7e62a1ea8731f8">sort_tuple_slot_expr_ctxs</a> () const </td></tr> |
| <tr class="separator:a5e7ac8f5c350a7f50b7e62a1ea8731f8"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ab4a2baca049389863f53516fe7ab3814"><td class="memItemLeft" align="right" valign="top">const std::vector< <a class="el" href="classimpala_1_1ExprContext.html">ExprContext</a> * > & </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1SortExecExprs.html#ab4a2baca049389863f53516fe7ab3814">lhs_ordering_expr_ctxs</a> () const </td></tr> |
| <tr class="memdesc:ab4a2baca049389863f53516fe7ab3814"><td class="mdescLeft"> </td><td class="mdescRight">Can only be used after calling <a class="el" href="classimpala_1_1SortExecExprs.html#af1a7a085f15e5ff923685b5477a08f4b" title="Prepare all expressions used for sorting and tuple materialization. ">Prepare()</a> <a href="#ab4a2baca049389863f53516fe7ab3814">More...</a><br/></td></tr> |
| <tr class="separator:ab4a2baca049389863f53516fe7ab3814"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a866c6d0684b00f3aaa7b3da5e631092e"><td class="memItemLeft" align="right" valign="top">const std::vector< <a class="el" href="classimpala_1_1ExprContext.html">ExprContext</a> * > & </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1SortExecExprs.html#a866c6d0684b00f3aaa7b3da5e631092e">rhs_ordering_expr_ctxs</a> () const </td></tr> |
| <tr class="memdesc:a866c6d0684b00f3aaa7b3da5e631092e"><td class="mdescLeft"> </td><td class="mdescRight">Can only be used after calling <a class="el" href="classimpala_1_1SortExecExprs.html#afcc9ae8c5039d8ca5a1d3ca34153d2b4" title="Open all expressions used for sorting and tuple materialization. ">Open()</a> <a href="#a866c6d0684b00f3aaa7b3da5e631092e">More...</a><br/></td></tr> |
| <tr class="separator:a866c6d0684b00f3aaa7b3da5e631092e"><td class="memSeparator" colspan="2"> </td></tr> |
| </table><table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pri-attribs"></a> |
| Private Attributes</h2></td></tr> |
| <tr class="memitem:aeebc26d87ecfd234680249031ee7eda8"><td class="memItemLeft" align="right" valign="top">std::vector< <a class="el" href="classimpala_1_1ExprContext.html">ExprContext</a> * > </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1SortExecExprs.html#aeebc26d87ecfd234680249031ee7eda8">lhs_ordering_expr_ctxs_</a></td></tr> |
| <tr class="memdesc:aeebc26d87ecfd234680249031ee7eda8"><td class="mdescLeft"> </td><td class="mdescRight">Create two ExprContexts for evaluating over the TupleRows. <a href="#aeebc26d87ecfd234680249031ee7eda8">More...</a><br/></td></tr> |
| <tr class="separator:aeebc26d87ecfd234680249031ee7eda8"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a5c36c451987f9126d3fd631ffcd769b0"><td class="memItemLeft" align="right" valign="top">std::vector< <a class="el" href="classimpala_1_1ExprContext.html">ExprContext</a> * > </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1SortExecExprs.html#a5c36c451987f9126d3fd631ffcd769b0">rhs_ordering_expr_ctxs_</a></td></tr> |
| <tr class="separator:a5c36c451987f9126d3fd631ffcd769b0"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:adfc09508c8e52807f15066c756bd8e04"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classbool.html">bool</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1SortExecExprs.html#adfc09508c8e52807f15066c756bd8e04">materialize_tuple_</a></td></tr> |
| <tr class="separator:adfc09508c8e52807f15066c756bd8e04"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a0bab99155cfcb1bcc3da1b56095cf852"><td class="memItemLeft" align="right" valign="top">std::vector< <a class="el" href="classimpala_1_1ExprContext.html">ExprContext</a> * > </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1SortExecExprs.html#a0bab99155cfcb1bcc3da1b56095cf852">sort_tuple_slot_expr_ctxs_</a></td></tr> |
| <tr class="separator:a0bab99155cfcb1bcc3da1b56095cf852"><td class="memSeparator" colspan="2"> </td></tr> |
| </table> |
| <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> |
| <div class="textblock"><p>Helper class to <a class="el" href="classimpala_1_1SortExecExprs.html#af1a7a085f15e5ff923685b5477a08f4b" title="Prepare all expressions used for sorting and tuple materialization. ">Prepare()</a> , <a class="el" href="classimpala_1_1SortExecExprs.html#afcc9ae8c5039d8ca5a1d3ca34153d2b4" title="Open all expressions used for sorting and tuple materialization. ">Open()</a> and <a class="el" href="classimpala_1_1SortExecExprs.html#adde96dd13657e14a69266ec370e3710a" title="Close all expressions used for sorting and tuple materialization. ">Close()</a> the ordering expressions used to perform comparisons in a sort. Used by <a class="el" href="classimpala_1_1TopNNode.html">TopNNode</a>, <a class="el" href="classimpala_1_1SortNode.html">SortNode</a>, and MergingExchangeNode. When two rows are compared, the ordering expressions are evaluated once for each side. TopN and Sort materialize input rows into a single tuple before sorting. If materialize_tuple_ is true, <a class="el" href="classimpala_1_1SortExecExprs.html">SortExecExprs</a> also stores the slot expressions used to materialize the sort tuples. </p> |
| |
| <p>Definition at line <a class="el" href="sort-exec-exprs_8h_source.html#l00029">29</a> of file <a class="el" href="sort-exec-exprs_8h_source.html">sort-exec-exprs.h</a>.</p> |
| </div><h2 class="groupheader">Member Function Documentation</h2> |
| <a class="anchor" id="adde96dd13657e14a69266ec370e3710a"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">void impala::SortExecExprs::Close </td> |
| <td>(</td> |
| <td class="paramtype"><a class="el" href="classimpala_1_1RuntimeState.html">RuntimeState</a> * </td> |
| <td class="paramname"><em>state</em></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Close all expressions used for sorting and tuple materialization. </p> |
| |
| <p>Definition at line <a class="el" href="sort-exec-exprs_8cc_source.html#l00062">62</a> of file <a class="el" href="sort-exec-exprs_8cc_source.html">sort-exec-exprs.cc</a>.</p> |
| |
| <p>References <a class="el" href="classimpala_1_1Expr.html#a70300b0ba7c91fddb9adfaeb0dfc09a5">impala::Expr::Close()</a>, <a class="el" href="sort-exec-exprs_8h_source.html#l00065">lhs_ordering_expr_ctxs_</a>, <a class="el" href="sort-exec-exprs_8h_source.html#l00070">materialize_tuple_</a>, <a class="el" href="sort-exec-exprs_8h_source.html#l00066">rhs_ordering_expr_ctxs_</a>, and <a class="el" href="sort-exec-exprs_8h_source.html#l00075">sort_tuple_slot_expr_ctxs_</a>.</p> |
| |
| <p>Referenced by <a class="el" href="sort-node_8cc_source.html#l00123">impala::SortNode::Close()</a>, <a class="el" href="topn-node_8cc_source.html#l00136">impala::TopNNode::Close()</a>, and <a class="el" href="exchange-node_8cc_source.html#l00098">impala::ExchangeNode::Close()</a>.</p> |
| |
| </div> |
| </div> |
| <a class="anchor" id="a842d9cfef9f9fabd50b273e09131759c"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="classimpala_1_1Status.html">Status</a> impala::SortExecExprs::Init </td> |
| <td>(</td> |
| <td class="paramtype">const TSortInfo & </td> |
| <td class="paramname"><em>sort_info</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype"><a class="el" href="classimpala_1_1ObjectPool.html">ObjectPool</a> * </td> |
| <td class="paramname"><em>pool</em> </td> |
| </tr> |
| <tr> |
| <td></td> |
| <td>)</td> |
| <td></td><td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Initialize the expressions from a TSortInfo using the specified pool. </p> |
| |
| <p>Definition at line <a class="el" href="sort-exec-exprs_8cc_source.html#l00021">21</a> of file <a class="el" href="sort-exec-exprs_8cc_source.html">sort-exec-exprs.cc</a>.</p> |
| |
| <p>Referenced by <a class="el" href="sort-node_8cc_source.html#l00034">impala::SortNode::Init()</a>, <a class="el" href="topn-node_8cc_source.html#l00044">impala::TopNNode::Init()</a>, and <a class="el" href="exchange-node_8cc_source.html#l00051">impala::ExchangeNode::Init()</a>.</p> |
| |
| </div> |
| </div> |
| <a class="anchor" id="a1f772d370468a52a07dcf9841ce116a5"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="classimpala_1_1Status.html">Status</a> impala::SortExecExprs::Init </td> |
| <td>(</td> |
| <td class="paramtype">const std::vector< TExpr > & </td> |
| <td class="paramname"><em>ordering_exprs</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const std::vector< TExpr > * </td> |
| <td class="paramname"><em>sort_tuple_slot_exprs</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype"><a class="el" href="classimpala_1_1ObjectPool.html">ObjectPool</a> * </td> |
| <td class="paramname"><em>pool</em> </td> |
| </tr> |
| <tr> |
| <td></td> |
| <td>)</td> |
| <td></td><td></td> |
| </tr> |
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| </div><div class="memdoc"> |
| <p>Initialize the ordering and (optionally) materialization expressions from the thrift TExprs into the specified pool. sort_tuple_slot_exprs is NULL if the tuple is not materialized. </p> |
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| </div> |
| </div> |
| <a class="anchor" id="ab4a2baca049389863f53516fe7ab3814"></a> |
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| <td class="memname">const std::vector<<a class="el" href="classimpala_1_1ExprContext.html">ExprContext</a>*>& impala::SortExecExprs::lhs_ordering_expr_ctxs </td> |
| <td>(</td> |
| <td class="paramname"></td><td>)</td> |
| <td> const</td> |
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| </td> |
| <td class="mlabels-right"> |
| <span class="mlabels"><span class="mlabel">inline</span></span> </td> |
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| </div><div class="memdoc"> |
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| <p>Can only be used after calling <a class="el" href="classimpala_1_1SortExecExprs.html#af1a7a085f15e5ff923685b5477a08f4b" title="Prepare all expressions used for sorting and tuple materialization. ">Prepare()</a> </p> |
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| <p>Definition at line <a class="el" href="sort-exec-exprs_8h_source.html#l00055">55</a> of file <a class="el" href="sort-exec-exprs_8h_source.html">sort-exec-exprs.h</a>.</p> |
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| <p>References <a class="el" href="sort-exec-exprs_8h_source.html#l00065">lhs_ordering_expr_ctxs_</a>.</p> |
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| <p>Referenced by <a class="el" href="exec-node_8cc_source.html#l00410">impala::ExecNode::AddExprCtxsToFree()</a>, <a class="el" href="sort-node_8cc_source.html#l00130">impala::SortNode::DebugString()</a>, <a class="el" href="topn-node_8cc_source.html#l00184">impala::TopNNode::DebugString()</a>, <a class="el" href="sort-node_8cc_source.html#l00051">impala::SortNode::Open()</a>, <a class="el" href="topn-node_8cc_source.html#l00070">impala::TopNNode::Open()</a>, and <a class="el" href="exchange-node_8cc_source.html#l00077">impala::ExchangeNode::Open()</a>.</p> |
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| <a class="anchor" id="afcc9ae8c5039d8ca5a1d3ca34153d2b4"></a> |
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| <table class="memname"> |
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| <td class="memname"><a class="el" href="classimpala_1_1Status.html">Status</a> impala::SortExecExprs::Open </td> |
| <td>(</td> |
| <td class="paramtype"><a class="el" href="classimpala_1_1RuntimeState.html">RuntimeState</a> * </td> |
| <td class="paramname"><em>state</em></td><td>)</td> |
| <td></td> |
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| </div><div class="memdoc"> |
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| <p>Open all expressions used for sorting and tuple materialization. </p> |
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| <p>Definition at line <a class="el" href="sort-exec-exprs_8cc_source.html#l00053">53</a> of file <a class="el" href="sort-exec-exprs_8cc_source.html">sort-exec-exprs.cc</a>.</p> |
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| <p>References <a class="el" href="expr_8cc_source.html#l00374">impala::Expr::Clone()</a>, <a class="el" href="sort-exec-exprs_8h_source.html#l00065">lhs_ordering_expr_ctxs_</a>, <a class="el" href="sort-exec-exprs_8h_source.html#l00070">materialize_tuple_</a>, <a class="el" href="status_8h_source.html#l00087">impala::Status::OK</a>, <a class="el" href="classimpala_1_1Expr.html#aad1111f87951868de4d8f8b2dfe87c5f">impala::Expr::Open()</a>, <a class="el" href="status_8h_source.html#l00242">RETURN_IF_ERROR</a>, <a class="el" href="sort-exec-exprs_8h_source.html#l00066">rhs_ordering_expr_ctxs_</a>, and <a class="el" href="sort-exec-exprs_8h_source.html#l00075">sort_tuple_slot_expr_ctxs_</a>.</p> |
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| <p>Referenced by <a class="el" href="sort-node_8cc_source.html#l00051">impala::SortNode::Open()</a>, <a class="el" href="topn-node_8cc_source.html#l00070">impala::TopNNode::Open()</a>, and <a class="el" href="exchange-node_8cc_source.html#l00077">impala::ExchangeNode::Open()</a>.</p> |
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| </div> |
| </div> |
| <a class="anchor" id="af1a7a085f15e5ff923685b5477a08f4b"></a> |
| <div class="memitem"> |
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| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="classimpala_1_1Status.html">Status</a> impala::SortExecExprs::Prepare </td> |
| <td>(</td> |
| <td class="paramtype"><a class="el" href="classimpala_1_1RuntimeState.html">RuntimeState</a> * </td> |
| <td class="paramname"><em>state</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="classimpala_1_1RowDescriptor.html">RowDescriptor</a> & </td> |
| <td class="paramname"><em>child_row_desc</em>, </td> |
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| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="classimpala_1_1RowDescriptor.html">RowDescriptor</a> & </td> |
| <td class="paramname"><em>output_row_desc</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype"><a class="el" href="classimpala_1_1MemTracker.html">MemTracker</a> * </td> |
| <td class="paramname"><em>expr_mem_tracker</em> </td> |
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| <tr> |
| <td></td> |
| <td>)</td> |
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| <p>Prepare all expressions used for sorting and tuple materialization. </p> |
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| <p>Definition at line <a class="el" href="sort-exec-exprs_8cc_source.html#l00042">42</a> of file <a class="el" href="sort-exec-exprs_8cc_source.html">sort-exec-exprs.cc</a>.</p> |
| |
| <p>References <a class="el" href="sort-exec-exprs_8h_source.html#l00065">lhs_ordering_expr_ctxs_</a>, <a class="el" href="sort-exec-exprs_8h_source.html#l00070">materialize_tuple_</a>, <a class="el" href="status_8h_source.html#l00087">impala::Status::OK</a>, <a class="el" href="classimpala_1_1Expr.html#a3ae02e50debba50ac5c7b6dd9f8016e7">impala::Expr::Prepare()</a>, <a class="el" href="status_8h_source.html#l00242">RETURN_IF_ERROR</a>, and <a class="el" href="sort-exec-exprs_8h_source.html#l00075">sort_tuple_slot_expr_ctxs_</a>.</p> |
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| <p>Referenced by <a class="el" href="sort-node_8cc_source.html#l00042">impala::SortNode::Prepare()</a>, <a class="el" href="topn-node_8cc_source.html#l00056">impala::TopNNode::Prepare()</a>, and <a class="el" href="exchange-node_8cc_source.html#l00061">impala::ExchangeNode::Prepare()</a>.</p> |
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| </div> |
| <a class="anchor" id="a866c6d0684b00f3aaa7b3da5e631092e"></a> |
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| <td class="memname">const std::vector<<a class="el" href="classimpala_1_1ExprContext.html">ExprContext</a>*>& impala::SortExecExprs::rhs_ordering_expr_ctxs </td> |
| <td>(</td> |
| <td class="paramname"></td><td>)</td> |
| <td> const</td> |
| </tr> |
| </table> |
| </td> |
| <td class="mlabels-right"> |
| <span class="mlabels"><span class="mlabel">inline</span></span> </td> |
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| </div><div class="memdoc"> |
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| <p>Can only be used after calling <a class="el" href="classimpala_1_1SortExecExprs.html#afcc9ae8c5039d8ca5a1d3ca34153d2b4" title="Open all expressions used for sorting and tuple materialization. ">Open()</a> </p> |
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| <p>Definition at line <a class="el" href="sort-exec-exprs_8h_source.html#l00059">59</a> of file <a class="el" href="sort-exec-exprs_8h_source.html">sort-exec-exprs.h</a>.</p> |
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| <p>References <a class="el" href="sort-exec-exprs_8h_source.html#l00066">rhs_ordering_expr_ctxs_</a>.</p> |
| |
| <p>Referenced by <a class="el" href="exec-node_8cc_source.html#l00410">impala::ExecNode::AddExprCtxsToFree()</a>, <a class="el" href="sort-node_8cc_source.html#l00051">impala::SortNode::Open()</a>, <a class="el" href="topn-node_8cc_source.html#l00070">impala::TopNNode::Open()</a>, and <a class="el" href="exchange-node_8cc_source.html#l00077">impala::ExchangeNode::Open()</a>.</p> |
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| </div> |
| </div> |
| <a class="anchor" id="a5e7ac8f5c350a7f50b7e62a1ea8731f8"></a> |
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| <td class="memname">const std::vector<<a class="el" href="classimpala_1_1ExprContext.html">ExprContext</a>*>& impala::SortExecExprs::sort_tuple_slot_expr_ctxs </td> |
| <td>(</td> |
| <td class="paramname"></td><td>)</td> |
| <td> const</td> |
| </tr> |
| </table> |
| </td> |
| <td class="mlabels-right"> |
| <span class="mlabels"><span class="mlabel">inline</span></span> </td> |
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| </div><div class="memdoc"> |
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| <p>Definition at line <a class="el" href="sort-exec-exprs_8h_source.html#l00050">50</a> of file <a class="el" href="sort-exec-exprs_8h_source.html">sort-exec-exprs.h</a>.</p> |
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| <p>References <a class="el" href="sort-exec-exprs_8h_source.html#l00075">sort_tuple_slot_expr_ctxs_</a>.</p> |
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| <p>Referenced by <a class="el" href="exec-node_8cc_source.html#l00410">impala::ExecNode::AddExprCtxsToFree()</a>, <a class="el" href="topn-node_8cc_source.html#l00144">impala::TopNNode::InsertTupleRow()</a>, and <a class="el" href="sort-node_8cc_source.html#l00051">impala::SortNode::Open()</a>.</p> |
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| </div> |
| </div> |
| <h2 class="groupheader">Member Data Documentation</h2> |
| <a class="anchor" id="aeebc26d87ecfd234680249031ee7eda8"></a> |
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| <td class="memname">std::vector<<a class="el" href="classimpala_1_1ExprContext.html">ExprContext</a>*> impala::SortExecExprs::lhs_ordering_expr_ctxs_</td> |
| </tr> |
| </table> |
| </td> |
| <td class="mlabels-right"> |
| <span class="mlabels"><span class="mlabel">private</span></span> </td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
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| <p>Create two ExprContexts for evaluating over the TupleRows. </p> |
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| <p>Definition at line <a class="el" href="sort-exec-exprs_8h_source.html#l00065">65</a> of file <a class="el" href="sort-exec-exprs_8h_source.html">sort-exec-exprs.h</a>.</p> |
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| <p>Referenced by <a class="el" href="sort-exec-exprs_8cc_source.html#l00062">Close()</a>, <a class="el" href="sort-exec-exprs_8h_source.html#l00055">lhs_ordering_expr_ctxs()</a>, <a class="el" href="sort-exec-exprs_8cc_source.html#l00053">Open()</a>, and <a class="el" href="sort-exec-exprs_8cc_source.html#l00042">Prepare()</a>.</p> |
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| <a class="anchor" id="adfc09508c8e52807f15066c756bd8e04"></a> |
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| <td class="memname"><a class="el" href="classbool.html">bool</a> impala::SortExecExprs::materialize_tuple_</td> |
| </tr> |
| </table> |
| </td> |
| <td class="mlabels-right"> |
| <span class="mlabels"><span class="mlabel">private</span></span> </td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>If true, the tuples to be sorted are materialized by sort_tuple_slot_exprs_ before the actual sort is performed. </p> |
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| <p>Definition at line <a class="el" href="sort-exec-exprs_8h_source.html#l00070">70</a> of file <a class="el" href="sort-exec-exprs_8h_source.html">sort-exec-exprs.h</a>.</p> |
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| <p>Referenced by <a class="el" href="sort-exec-exprs_8cc_source.html#l00062">Close()</a>, <a class="el" href="sort-exec-exprs_8cc_source.html#l00053">Open()</a>, and <a class="el" href="sort-exec-exprs_8cc_source.html#l00042">Prepare()</a>.</p> |
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| </div> |
| </div> |
| <a class="anchor" id="a5c36c451987f9126d3fd631ffcd769b0"></a> |
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| <td class="mlabels-left"> |
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| <td class="memname">std::vector<<a class="el" href="classimpala_1_1ExprContext.html">ExprContext</a>*> impala::SortExecExprs::rhs_ordering_expr_ctxs_</td> |
| </tr> |
| </table> |
| </td> |
| <td class="mlabels-right"> |
| <span class="mlabels"><span class="mlabel">private</span></span> </td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Definition at line <a class="el" href="sort-exec-exprs_8h_source.html#l00066">66</a> of file <a class="el" href="sort-exec-exprs_8h_source.html">sort-exec-exprs.h</a>.</p> |
| |
| <p>Referenced by <a class="el" href="sort-exec-exprs_8cc_source.html#l00062">Close()</a>, <a class="el" href="sort-exec-exprs_8cc_source.html#l00053">Open()</a>, and <a class="el" href="sort-exec-exprs_8h_source.html#l00059">rhs_ordering_expr_ctxs()</a>.</p> |
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| </div> |
| </div> |
| <a class="anchor" id="a0bab99155cfcb1bcc3da1b56095cf852"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
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| <td class="mlabels-left"> |
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| <td class="memname">std::vector<<a class="el" href="classimpala_1_1ExprContext.html">ExprContext</a>*> impala::SortExecExprs::sort_tuple_slot_expr_ctxs_</td> |
| </tr> |
| </table> |
| </td> |
| <td class="mlabels-right"> |
| <span class="mlabels"><span class="mlabel">private</span></span> </td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Expressions used to materialize slots in the tuples to be sorted. One expr per slot in the materialized tuple. Valid only if materialize_tuple_ is true. </p> |
| |
| <p>Definition at line <a class="el" href="sort-exec-exprs_8h_source.html#l00075">75</a> of file <a class="el" href="sort-exec-exprs_8h_source.html">sort-exec-exprs.h</a>.</p> |
| |
| <p>Referenced by <a class="el" href="sort-exec-exprs_8cc_source.html#l00062">Close()</a>, <a class="el" href="sort-exec-exprs_8cc_source.html#l00053">Open()</a>, <a class="el" href="sort-exec-exprs_8cc_source.html#l00042">Prepare()</a>, and <a class="el" href="sort-exec-exprs_8h_source.html#l00050">sort_tuple_slot_expr_ctxs()</a>.</p> |
| |
| </div> |
| </div> |
| <hr/>The documentation for this class was generated from the following files:<ul> |
| <li>be/src/exec/<a class="el" href="sort-exec-exprs_8h_source.html">sort-exec-exprs.h</a></li> |
| <li>be/src/exec/<a class="el" href="sort-exec-exprs_8cc_source.html">sort-exec-exprs.cc</a></li> |
| </ul> |
| </div><!-- contents --> |
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| <li class="navelem"><a class="el" href="namespaceimpala.html">impala</a></li><li class="navelem"><a class="el" href="classimpala_1_1SortExecExprs.html">SortExecExprs</a></li> |
| <li class="footer">Generated on Thu May 7 2015 16:10:48 for Impala by |
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