| <!DOCTYPE HTML> |
| <!-- NewPage --> |
| <html lang="en"> |
| <head> |
| <!-- Generated by javadoc --> |
| <title>VolcanoPlanner (Apache Calcite calcite API)</title> |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <meta name="description" content="declaration: package: org.apache.calcite.plan.volcano, class: VolcanoPlanner"> |
| <meta name="generator" content="javadoc/ClassWriterImpl"> |
| <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style"> |
| <link rel="stylesheet" type="text/css" href="../../../../../script-dir/jquery-ui.css" title="Style"> |
| <script type="text/javascript" src="../../../../../script.js"></script> |
| <script type="text/javascript" src="../../../../../script-dir/jszip/dist/jszip.min.js"></script> |
| <script type="text/javascript" src="../../../../../script-dir/jszip-utils/dist/jszip-utils.min.js"></script> |
| <!--[if IE]> |
| <script type="text/javascript" src="../../../../../script-dir/jszip-utils/dist/jszip-utils-ie.min.js"></script> |
| <![endif]--> |
| <script type="text/javascript" src="../../../../../script-dir/jquery-3.4.1.js"></script> |
| <script type="text/javascript" src="../../../../../script-dir/jquery-ui.js"></script> |
| </head> |
| <body class="class-declaration"> |
| <script type="text/javascript">var data = {"i0":10,"i1":10,"i2":10,"i3":10,"i4":10,"i5":10,"i6":10,"i7":10,"i8":10,"i9":10,"i10":10,"i11":10,"i12":10,"i13":10,"i14":10,"i15":10,"i16":10,"i17":10,"i18":10,"i19":10,"i20":10,"i21":10,"i22":10,"i23":10,"i24":10,"i25":10,"i26":10,"i27":10,"i28":10,"i29":9,"i30":10,"i31":10,"i32":10,"i33":10,"i34":10,"i35":10,"i36":10,"i37":10,"i38":10,"i39":10,"i40":10,"i41":10,"i42":10,"i43":10}; |
| var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]}; |
| var altColor = "altColor"; |
| var rowColor = "rowColor"; |
| var tableTab = "tableTab"; |
| var activeTableTab = "activeTableTab"; |
| var pathtoroot = "../../../../../"; |
| loadScripts(document, 'script');</script> |
| <noscript> |
| <div>JavaScript is disabled on your browser.</div> |
| </noscript> |
| <div class="flexBox"> |
| <header role="banner" class="flexHeader"> |
| <nav role="navigation"> |
| <!-- ========= START OF TOP NAVBAR ======= --> |
| <div class="topNav"><a id="navbar.top"> |
| <!-- --> |
| </a> |
| <div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div> |
| <a id="navbar.top.firstrow"> |
| <!-- --> |
| </a> |
| <ul class="navList" title="Navigation"> |
| <li><a href="../../../../../index.html">Overview</a></li> |
| <li><a href="package-summary.html">Package</a></li> |
| <li class="navBarCell1Rev">Class</li> |
| <li><a href="package-tree.html">Tree</a></li> |
| <li><a href="../../../../../deprecated-list.html">Deprecated</a></li> |
| <li><a href="../../../../../index-all.html">Index</a></li> |
| <li><a href="../../../../../help-doc.html">Help</a></li> |
| </ul> |
| <div class="aboutLanguage"><b>Apache Calcite</b></div> |
| </div> |
| <div class="subNav"> |
| <div> |
| <ul class="subNavList"> |
| <li>Summary: </li> |
| <li><a href="#nested.class.summary">Nested</a> | </li> |
| <li><a href="#field.summary">Field</a> | </li> |
| <li><a href="#constructor.summary">Constr</a> | </li> |
| <li><a href="#method.summary">Method</a></li> |
| </ul> |
| <ul class="subNavList"> |
| <li>Detail: </li> |
| <li><a href="#field.detail">Field</a> | </li> |
| <li><a href="#constructor.detail">Constr</a> | </li> |
| <li><a href="#method.detail">Method</a></li> |
| </ul> |
| </div> |
| <div class="navListSearch"><label for="search">SEARCH:</label> |
| <input type="text" id="search" value="search" disabled="disabled"> |
| <input type="reset" id="reset" value="reset" disabled="disabled"> |
| </div> |
| </div> |
| <!-- ========= END OF TOP NAVBAR ========= --> |
| <div class="skipNav"><a id="skip.navbar.top"> |
| <!-- --> |
| </a></div> |
| </nav> |
| </header> |
| <div class="flexContent"> |
| <main role="main"> |
| <!-- ======== START OF CLASS DATA ======== --> |
| <div class="header"> |
| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.calcite.plan.volcano</a></div> |
| <h1 title="Class VolcanoPlanner" class="title">Class VolcanoPlanner</h1> |
| </div> |
| <div class="contentContainer"> |
| <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">java.lang.Object</a> |
| <div class="inheritance"><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">org.apache.calcite.plan.AbstractRelOptPlanner</a> |
| <div class="inheritance">org.apache.calcite.plan.volcano.VolcanoPlanner</div> |
| </div> |
| </div> |
| <section class="description"> |
| <dl> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| </dl> |
| <hr> |
| <pre>public class <span class="typeNameLabel">VolcanoPlanner</span> |
| extends <a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></pre> |
| <div class="block">VolcanoPlanner optimizes queries by transforming expressions selectively |
| according to a dynamic programming algorithm.</div> |
| </section> |
| <section class="summary"> |
| <ul class="blockList"> |
| <!-- ======== NESTED CLASS SUMMARY ======== --> |
| <li class="blockList"> |
| <section class="nestedClassSummary"><a id="nested.class.summary"> |
| <!-- --> |
| </a> |
| <h2>Nested Class Summary</h2> |
| <div class="inheritedList"> |
| <h2>Nested classes/interfaces inherited from interface org.apache.calcite.plan.<a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></h2> |
| <a id="nested.classes.inherited.from.class.org.apache.calcite.plan.RelOptPlanner"> |
| <!-- --> |
| </a><code><a href="../RelOptPlanner.CannotPlanException.html" title="class in org.apache.calcite.plan">RelOptPlanner.CannotPlanException</a>, <a href="../RelOptPlanner.Executor.html" title="interface in org.apache.calcite.plan">RelOptPlanner.Executor</a></code></div> |
| </section> |
| </li> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <li class="blockList"> |
| <section class="fieldSummary"><a id="field.summary"> |
| <!-- --> |
| </a> |
| <h2>Field Summary</h2> |
| <div class="memberSummary"> |
| <table> |
| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <thead> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Field</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected @MonotonicNonNull <a href="RelSubset.html" title="class in org.apache.calcite.plan.volcano">RelSubset</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#root">root</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| <div class="inheritedList"> |
| <h3>Fields inherited from class org.apache.calcite.plan.<a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></h3> |
| <a id="fields.inherited.from.class.org.apache.calcite.plan.AbstractRelOptPlanner"> |
| <!-- --> |
| </a><code><a href="../AbstractRelOptPlanner.html#cancelFlag">cancelFlag</a>, <a href="../AbstractRelOptPlanner.html#context">context</a>, <a href="../AbstractRelOptPlanner.html#costFactory">costFactory</a>, <a href="../AbstractRelOptPlanner.html#mapDescToRule">mapDescToRule</a></code></div> |
| <div class="inheritedList"> |
| <h3>Fields inherited from interface org.apache.calcite.plan.<a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></h3> |
| <a id="fields.inherited.from.class.org.apache.calcite.plan.RelOptPlanner"> |
| <!-- --> |
| </a><code><a href="../RelOptPlanner.html#LOGGER">LOGGER</a></code></div> |
| </section> |
| </li> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <li class="blockList"> |
| <section class="constructorSummary"><a id="constructor.summary"> |
| <!-- --> |
| </a> |
| <h2>Constructor Summary</h2> |
| <div class="memberSummary"> |
| <table> |
| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <thead> |
| <tr> |
| <th class="colFirst" scope="col">Constructor</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor"> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E()">VolcanoPlanner</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Creates a uninitialized <code>VolcanoPlanner</code>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.plan.RelOptCostFactory,org.apache.calcite.plan.Context)">VolcanoPlanner</a></span>​(@Nullable <a href="../RelOptCostFactory.html" title="interface in org.apache.calcite.plan">RelOptCostFactory</a> costFactory, |
| @Nullable <a href="../Context.html" title="interface in org.apache.calcite.plan">Context</a> externalContext)</code></th> |
| <td class="colLast"> |
| <div class="block">Creates a <code>VolcanoPlanner</code> with a given cost factory.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.plan.Context)">VolcanoPlanner</a></span>​(<a href="../Context.html" title="interface in org.apache.calcite.plan">Context</a> externalContext)</code></th> |
| <td class="colLast"> |
| <div class="block">Creates a uninitialized <code>VolcanoPlanner</code>.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| </section> |
| </li> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <li class="blockList"> |
| <section class="methodSummary"><a id="method.summary"> |
| <!-- --> |
| </a> |
| <h2>Method Summary</h2> |
| <div class="memberSummary"> |
| <div role="tablist" aria-orientation="horizontal"><button role="tab" aria-selected="true" aria-controls="memberSummary_tabpanel" tabindex="0" onkeydown="switchTab(event)" id="t0" class="activeTableTab">All Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t1" class="tableTab" onclick="show(1);">Static Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t2" class="tableTab" onclick="show(2);">Instance Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t4" class="tableTab" onclick="show(8);">Concrete Methods</button></div> |
| <div id="memberSummary_tabpanel" role="tabpanel"> |
| <table aria-labelledby="t0"> |
| <thead> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Method</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor" id="i0"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#addLattice(org.apache.calcite.plan.RelOptLattice)">addLattice</a></span>​(<a href="../RelOptLattice.html" title="class in org.apache.calcite.plan">RelOptLattice</a> lattice)</code></th> |
| <td class="colLast"> |
| <div class="block">Defines a lattice.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i1"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#addMaterialization(org.apache.calcite.plan.RelOptMaterialization)">addMaterialization</a></span>​(<a href="../RelOptMaterialization.html" title="class in org.apache.calcite.plan">RelOptMaterialization</a> materialization)</code></th> |
| <td class="colLast"> |
| <div class="block">Defines a pair of relational expressions that are equivalent.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i2"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#addRelTraitDef(org.apache.calcite.plan.RelTraitDef)">addRelTraitDef</a></span>​(<a href="../RelTraitDef.html" title="class in org.apache.calcite.plan">RelTraitDef</a> relTraitDef)</code></th> |
| <td class="colLast"> |
| <div class="block">Registers a rel trait definition.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i3"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#addRule(org.apache.calcite.plan.RelOptRule)">addRule</a></span>​(<a href="../RelOptRule.html" title="class in org.apache.calcite.plan">RelOptRule</a> rule)</code></th> |
| <td class="colLast"> |
| <div class="block">Registers a rule.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i4"> |
| <td class="colFirst"><code><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#changeTraits(org.apache.calcite.rel.RelNode,org.apache.calcite.plan.RelTraitSet)">changeTraits</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| <a href="../RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a> toTraits)</code></th> |
| <td class="colLast"> |
| <div class="block">Changes a relational expression to an equivalent one with a different set |
| of traits.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i5"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#checkCancel()">checkCancel</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Checks to see whether cancellation has been requested, and if so, throws |
| an exception.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i6"> |
| <td class="colFirst"><code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#chooseDelegate()">chooseDelegate</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Negotiates an appropriate planner to deal with distributed queries.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i7"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#clear()">clear</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Removes all internal state, including all registered rules, |
| materialized views, and lattices.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i8"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#clearRelTraitDefs()">clearRelTraitDefs</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Clear all the registered RelTraitDef.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i9"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#dump(java.io.PrintWriter)">dump</a></span>​(<a href="https://docs.oracle.com/javase/9/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io" class="externalLink">PrintWriter</a> pw)</code></th> |
| <td class="colLast"> |
| <div class="block">Dumps the internal state of this VolcanoPlanner to a writer.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i10"> |
| <td class="colFirst"><code><a href="../RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#emptyTraitSet()">emptyTraitSet</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Creates an empty trait set.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i11"> |
| <td class="colFirst"><code><a href="RelSubset.html" title="class in org.apache.calcite.plan.volcano">RelSubset</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#ensureRegistered(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.RelNode)">ensureRegistered</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| @Nullable <a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> equivRel)</code></th> |
| <td class="colLast"> |
| <div class="block">Registers a relational expression if it is not already registered.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i12"> |
| <td class="colFirst"><code><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#findBestExp()">findBestExp</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Finds the most efficient expression to implement the query given via |
| <a href="../RelOptPlanner.html#setRoot(org.apache.calcite.rel.RelNode)"><code>RelOptPlanner.setRoot(org.apache.calcite.rel.RelNode)</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i13"> |
| <td class="colFirst"><code>@Nullable <a href="../RelOptCost.html" title="interface in org.apache.calcite.plan">RelOptCost</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getCost(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.metadata.RelMetadataQuery)">getCost</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| <a href="../../rel/metadata/RelMetadataQuery.html" title="class in org.apache.calcite.rel.metadata">RelMetadataQuery</a> mq)</code></th> |
| <td class="colLast"> |
| <div class="block">Computes the cost of a RelNode.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i14"> |
| <td class="colFirst"><code>@Nullable <a href="../RelOptLattice.html" title="class in org.apache.calcite.plan">RelOptLattice</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getLattice(org.apache.calcite.plan.RelOptTable)">getLattice</a></span>​(<a href="../RelOptTable.html" title="interface in org.apache.calcite.plan">RelOptTable</a> table)</code></th> |
| <td class="colLast"> |
| <div class="block">Retrieves a lattice, given its star table.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i15"> |
| <td class="colFirst"><code>protected <a href="../RelOptCost.html" title="interface in org.apache.calcite.plan">RelOptCost</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getLowerBound(org.apache.calcite.rel.RelNode)">getLowerBound</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</code></th> |
| <td class="colLast"> |
| <div class="block">Gets the lower bound cost of a relational operator.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i16"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="../RelOptMaterialization.html" title="class in org.apache.calcite.plan">RelOptMaterialization</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getMaterializations()">getMaterializations</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the materializations that have been registered with the planner.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i17"> |
| <td class="colFirst"><code>long</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getRelMetadataTimestamp(org.apache.calcite.rel.RelNode)">getRelMetadataTimestamp</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</code></th> |
| <td class="colLast"> |
| <div class="block">Gets a timestamp for a given rel's metadata.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i18"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="../RelTraitDef.html" title="class in org.apache.calcite.plan">RelTraitDef</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getRelTraitDefs()">getRelTraitDefs</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the list of active trait types.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i19"> |
| <td class="colFirst"><code>@Nullable <a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getRoot()">getRoot</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the root node of this query.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i20"> |
| <td class="colFirst"><code>@Nullable org.apache.calcite.plan.volcano.RelSet</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSet(org.apache.calcite.rel.RelNode)">getSet</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</code></th> |
| <td class="colLast"> |
| <div class="block">Finds an expression's equivalence set.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i21"> |
| <td class="colFirst"><code>@Nullable <a href="RelSubset.html" title="class in org.apache.calcite.plan.volcano">RelSubset</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSubset(org.apache.calcite.rel.RelNode)">getSubset</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the subset that a relational expression belongs to.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i22"> |
| <td class="colFirst"><code>@Nullable <a href="RelSubset.html" title="class in org.apache.calcite.plan.volcano">RelSubset</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSubset(org.apache.calcite.rel.RelNode,org.apache.calcite.plan.RelTraitSet)">getSubset</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| <a href="../RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a> traits)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor" id="i23"> |
| <td class="colFirst"><code><a href="RelSubset.html" title="class in org.apache.calcite.plan.volcano">RelSubset</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSubsetNonNull(org.apache.calcite.rel.RelNode)">getSubsetNonNull</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the subset that a relational expression belongs to.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i24"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isLogical(org.apache.calcite.rel.RelNode)">isLogical</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</code></th> |
| <td class="colLast"> |
| <div class="block">Decide whether a rule is logical or not.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i25"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isRegistered(org.apache.calcite.rel.RelNode)">isRegistered</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</code></th> |
| <td class="colLast"> |
| <div class="block">Determines whether a relational expression has been registered.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i26"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isSubstituteRule(org.apache.calcite.plan.volcano.VolcanoRuleCall)">isSubstituteRule</a></span>​(<a href="VolcanoRuleCall.html" title="class in org.apache.calcite.plan.volcano">VolcanoRuleCall</a> match)</code></th> |
| <td class="colLast"> |
| <div class="block">Checks whether a rule match is a substitution rule match.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i27"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isTransformationRule(org.apache.calcite.plan.volcano.VolcanoRuleCall)">isTransformationRule</a></span>​(<a href="VolcanoRuleCall.html" title="class in org.apache.calcite.plan.volcano">VolcanoRuleCall</a> match)</code></th> |
| <td class="colLast"> |
| <div class="block">Checks whether a rule match is a transformation rule match.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i28"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isValid(org.apache.calcite.util.Litmus)">isValid</a></span>​(<a href="../../util/Litmus.html" title="interface in org.apache.calcite.util">Litmus</a> litmus)</code></th> |
| <td class="colLast"> |
| <div class="block">Checks internal consistency.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i29"> |
| <td class="colFirst"><code>static @PolyNull <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#normalizePlan(java.lang.String)">normalizePlan</a></span>​(@PolyNull <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> plan)</code></th> |
| <td class="colLast"> |
| <div class="block">Normalizes references to subsets within the string representation of a |
| plan.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i30"> |
| <td class="colFirst"><code>protected void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#onNewClass(org.apache.calcite.rel.RelNode)">onNewClass</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> node)</code></th> |
| <td class="colLast"> |
| <div class="block">Called when a new class of <a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel"><code>RelNode</code></a> is seen.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i31"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#prune(org.apache.calcite.rel.RelNode)">prune</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</code></th> |
| <td class="colLast"> |
| <div class="block">Prunes a node from the planner.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i32"> |
| <td class="colFirst"><code><a href="RelSubset.html" title="class in org.apache.calcite.plan.volcano">RelSubset</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#register(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.RelNode)">register</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| @Nullable <a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> equivRel)</code></th> |
| <td class="colLast"> |
| <div class="block">Registers a relational expression in the expression bank.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i33"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#registerAbstractRelationalRules()">registerAbstractRelationalRules</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor" id="i34"> |
| <td class="colFirst"><code>protected void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#registerMaterializations()">registerMaterializations</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor" id="i35"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#registerMetadataProviders(java.util.List)">registerMetadataProviders</a></span>​(<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="../../rel/metadata/RelMetadataProvider.html" title="interface in org.apache.calcite.rel.metadata">RelMetadataProvider</a>> list)</code></th> |
| <td class="colLast"> |
| <div class="block">Gives this planner a chance to register one or more |
| <a href="../../rel/metadata/RelMetadataProvider.html" title="interface in org.apache.calcite.rel.metadata"><code>RelMetadataProvider</code></a>s in the chain which will be used to answer |
| metadata queries.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i36"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#registerSchema(org.apache.calcite.plan.RelOptSchema)">registerSchema</a></span>​(<a href="../RelOptSchema.html" title="interface in org.apache.calcite.plan">RelOptSchema</a> schema)</code></th> |
| <td class="colLast"> |
| <div class="block">Tells this planner that a schema exists.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i37"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#removeRule(org.apache.calcite.plan.RelOptRule)">removeRule</a></span>​(<a href="../RelOptRule.html" title="class in org.apache.calcite.plan">RelOptRule</a> rule)</code></th> |
| <td class="colLast"> |
| <div class="block">Removes a rule.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i38"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setLocked(boolean)">setLocked</a></span>​(boolean locked)</code></th> |
| <td class="colLast"> |
| <div class="block">Sets whether this planner is locked.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i39"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setNoneConventionHasInfiniteCost(boolean)">setNoneConventionHasInfiniteCost</a></span>​(boolean infinite)</code></th> |
| <td class="colLast"> |
| <div class="block">Sets whether this planner should consider rel nodes with Convention.NONE |
| to have infinite cost or not.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i40"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setRoot(org.apache.calcite.rel.RelNode)">setRoot</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</code></th> |
| <td class="colLast"> |
| <div class="block">Sets the root node of this query.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i41"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setTopDownOpt(boolean)">setTopDownOpt</a></span>​(boolean value)</code></th> |
| <td class="colLast"> |
| <div class="block">Enable or disable top-down optimization.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i42"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toDot()">toDot</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor" id="i43"> |
| <td class="colFirst"><code>protected <a href="../RelOptCost.html" title="interface in org.apache.calcite.plan">RelOptCost</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#upperBoundForInputs(org.apache.calcite.rel.RelNode,org.apache.calcite.plan.RelOptCost)">upperBoundForInputs</a></span>​(<a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> mExpr, |
| <a href="../RelOptCost.html" title="interface in org.apache.calcite.plan">RelOptCost</a> upperBound)</code></th> |
| <td class="colLast"> |
| <div class="block">Gets the upper bound of its inputs.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| </div> |
| <div class="inheritedList"> |
| <h3>Methods inherited from class org.apache.calcite.plan.<a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></h3> |
| <a id="methods.inherited.from.class.org.apache.calcite.plan.AbstractRelOptPlanner"> |
| <!-- --> |
| </a><code><a href="../AbstractRelOptPlanner.html#addListener(org.apache.calcite.plan.RelOptListener)">addListener</a>, <a href="../AbstractRelOptPlanner.html#dumpRuleAttemptsInfo()">dumpRuleAttemptsInfo</a>, <a href="../AbstractRelOptPlanner.html#fireRule(org.apache.calcite.plan.RelOptRuleCall)">fireRule</a>, <a href="../AbstractRelOptPlanner.html#getContext()">getContext</a>, <a href="../AbstractRelOptPlanner.html#getCost(org.apache.calcite.rel.RelNode)">getCost</a>, <a href="../AbstractRelOptPlanner.html#getCostFactory()">getCostFactory</a>, <a href="../AbstractRelOptPlanner.html#getExecutor()">getExecutor</a>, <a href="../AbstractRelOptPlanner.html#getListener()">getListener</a>, <a href="../AbstractRelOptPlanner.html#getRuleByDescription(java.lang.String)">getRuleByDescription</a>, <a href="../AbstractRelOptPlanner.html#getRules()">getRules</a>, <a href="../AbstractRelOptPlanner.html#isRuleExcluded(org.apache.calcite.plan.RelOptRule)">isRuleExcluded</a>, <a href="../AbstractRelOptPlanner.html#notifyChosen(org.apache.calcite.rel.RelNode)">notifyChosen</a>, <a href="../AbstractRelOptPlanner.html#notifyDiscard(org.apache.calcite.rel.RelNode)">notifyDiscard</a>, <a href="../AbstractRelOptPlanner.html#notifyEquivalence(org.apache.calcite.rel.RelNode,java.lang.Object,boolean)">notifyEquivalence</a>, <a href="../AbstractRelOptPlanner.html#notifyTransformation(org.apache.calcite.plan.RelOptRuleCall,org.apache.calcite.rel.RelNode,boolean)">notifyTransformation</a>, <a href="../AbstractRelOptPlanner.html#onCopy(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.RelNode)">onCopy</a>, <a href="../AbstractRelOptPlanner.html#registerClass(org.apache.calcite.rel.RelNode)">registerClass</a>, <a href="../AbstractRelOptPlanner.html#setCancelFlag(org.apache.calcite.util.CancelFlag)">setCancelFlag</a>, <a href="../AbstractRelOptPlanner.html#setExecutor(org.apache.calcite.rex.RexExecutor)">setExecutor</a>, <a href="../AbstractRelOptPlanner.html#setRuleDescExclusionFilter(java.util.regex.Pattern)">setRuleDescExclusionFilter</a>, <a href="../AbstractRelOptPlanner.html#subClasses(java.lang.Class)">subClasses</a></code></div> |
| <div class="inheritedList"> |
| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></h3> |
| <a id="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang" class="externalLink">clone</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang" class="externalLink">equals</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang" class="externalLink">finalize</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang" class="externalLink">getClass</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang" class="externalLink">hashCode</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang" class="externalLink">notify</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang" class="externalLink">notifyAll</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang" class="externalLink">toString</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait(long,int)" title="class or interface in java.lang" class="externalLink">wait</a></code></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="blockList"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <li class="blockList"> |
| <section class="fieldDetails"><a id="field.detail"> |
| <!-- --> |
| </a> |
| <h2>Field Details</h2> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="root">root</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="returnType">@MonotonicNonNull <a href="RelSubset.html" title="class in org.apache.calcite.plan.volcano">RelSubset</a></span> <span class="memberName">root</span></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <li class="blockList"> |
| <section class="constructorDetails"><a id="constructor.detail"> |
| <!-- --> |
| </a> |
| <h2>Constructor Details</h2> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="<init>()">VolcanoPlanner</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="memberName">VolcanoPlanner</span>()</div> |
| <div class="block">Creates a uninitialized <code>VolcanoPlanner</code>. To fully initialize |
| it, the caller must register the desired set of relations, rules, and |
| calling conventions.</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="<init>(org.apache.calcite.plan.Context)">VolcanoPlanner</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="memberName">VolcanoPlanner</span>​(<span class="arguments"><a href="../Context.html" title="interface in org.apache.calcite.plan">Context</a> externalContext)</span></div> |
| <div class="block">Creates a uninitialized <code>VolcanoPlanner</code>. To fully initialize |
| it, the caller must register the desired set of relations, rules, and |
| calling conventions.</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="<init>(org.apache.calcite.plan.RelOptCostFactory,org.apache.calcite.plan.Context)">VolcanoPlanner</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="memberName">VolcanoPlanner</span>​(<span class="arguments">@Nullable <a href="../RelOptCostFactory.html" title="interface in org.apache.calcite.plan">RelOptCostFactory</a> costFactory, |
| @Nullable <a href="../Context.html" title="interface in org.apache.calcite.plan">Context</a> externalContext)</span></div> |
| <div class="block">Creates a <code>VolcanoPlanner</code> with a given cost factory.</div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ============ METHOD DETAIL ========== --> |
| <li class="blockList"> |
| <section class="methodDetails"><a id="method.detail"> |
| <!-- --> |
| </a> |
| <h2>Method Details</h2> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="setTopDownOpt(boolean)">setTopDownOpt</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">setTopDownOpt</span>​(<span class="arguments">boolean value)</span></div> |
| <div class="block">Enable or disable top-down optimization. |
| |
| <p>Note: Enabling top-down optimization will automatically enable |
| top-down trait propagation.</p></div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="isRegistered(org.apache.calcite.rel.RelNode)">isRegistered</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">boolean</span> <span class="memberName">isRegistered</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#isRegistered(org.apache.calcite.rel.RelNode)">RelOptPlanner</a></code></span></div> |
| <div class="block">Determines whether a relational expression has been registered.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - expression to test</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>whether rel has been registered</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="setRoot(org.apache.calcite.rel.RelNode)">setRoot</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">setRoot</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#setRoot(org.apache.calcite.rel.RelNode)">RelOptPlanner</a></code></span></div> |
| <div class="block">Sets the root node of this query.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - Relational expression</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getRoot()">getRoot</a></h3> |
| <div class="memberSignature"><span class="annotations">@Pure |
| </span><span class="modifiers">public</span> <span class="returnType">@Nullable <a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></span> <span class="memberName">getRoot</span>()</div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#getRoot()">RelOptPlanner</a></code></span></div> |
| <div class="block">Returns the root node of this query.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Root node</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getMaterializations()">getMaterializations</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="../RelOptMaterialization.html" title="class in org.apache.calcite.plan">RelOptMaterialization</a>></span> <span class="memberName">getMaterializations</span>()</div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#getMaterializations()">RelOptPlanner</a></code></span></div> |
| <div class="block">Returns the materializations that have been registered with the planner.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#getMaterializations()">getMaterializations</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#getMaterializations()">getMaterializations</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="addMaterialization(org.apache.calcite.plan.RelOptMaterialization)">addMaterialization</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">addMaterialization</span>​(<span class="arguments"><a href="../RelOptMaterialization.html" title="class in org.apache.calcite.plan">RelOptMaterialization</a> materialization)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#addMaterialization(org.apache.calcite.plan.RelOptMaterialization)">RelOptPlanner</a></code></span></div> |
| <div class="block">Defines a pair of relational expressions that are equivalent. |
| |
| <p>Typically <code>tableRel</code> is a |
| <a href="../../rel/logical/LogicalTableScan.html" title="class in org.apache.calcite.rel.logical"><code>LogicalTableScan</code></a> representing a |
| table that is a materialized view and <code>queryRel</code> is the SQL |
| expression that populates that view. The intention is that |
| <code>tableRel</code> is cheaper to evaluate and therefore if the query being |
| optimized uses (or can be rewritten to use) <code>queryRel</code> as a |
| sub-expression then it can be optimized by using <code>tableRel</code> |
| instead.</p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#addMaterialization(org.apache.calcite.plan.RelOptMaterialization)">addMaterialization</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#addMaterialization(org.apache.calcite.plan.RelOptMaterialization)">addMaterialization</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="addLattice(org.apache.calcite.plan.RelOptLattice)">addLattice</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">addLattice</span>​(<span class="arguments"><a href="../RelOptLattice.html" title="class in org.apache.calcite.plan">RelOptLattice</a> lattice)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#addLattice(org.apache.calcite.plan.RelOptLattice)">RelOptPlanner</a></code></span></div> |
| <div class="block">Defines a lattice. |
| |
| <p>The lattice may have materializations; it is not necessary to call |
| <a href="../RelOptPlanner.html#addMaterialization(org.apache.calcite.plan.RelOptMaterialization)"><code>RelOptPlanner.addMaterialization(org.apache.calcite.plan.RelOptMaterialization)</code></a> for these; they are registered implicitly.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#addLattice(org.apache.calcite.plan.RelOptLattice)">addLattice</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#addLattice(org.apache.calcite.plan.RelOptLattice)">addLattice</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getLattice(org.apache.calcite.plan.RelOptTable)">getLattice</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">@Nullable <a href="../RelOptLattice.html" title="class in org.apache.calcite.plan">RelOptLattice</a></span> <span class="memberName">getLattice</span>​(<span class="arguments"><a href="../RelOptTable.html" title="interface in org.apache.calcite.plan">RelOptTable</a> table)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#getLattice(org.apache.calcite.plan.RelOptTable)">RelOptPlanner</a></code></span></div> |
| <div class="block">Retrieves a lattice, given its star table.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#getLattice(org.apache.calcite.plan.RelOptTable)">getLattice</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#getLattice(org.apache.calcite.plan.RelOptTable)">getLattice</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="registerMaterializations()">registerMaterializations</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="returnType">void</span> <span class="memberName">registerMaterializations</span>()</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getSet(org.apache.calcite.rel.RelNode)">getSet</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">@Nullable org.apache.calcite.plan.volcano.RelSet</span> <span class="memberName">getSet</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</span></div> |
| <div class="block">Finds an expression's equivalence set. If the expression is not |
| registered, returns null.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - Relational expression</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Equivalence set that expression belongs to, or null if it is not |
| registered</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="addRelTraitDef(org.apache.calcite.plan.RelTraitDef)">addRelTraitDef</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">boolean</span> <span class="memberName">addRelTraitDef</span>​(<span class="arguments"><a href="../RelTraitDef.html" title="class in org.apache.calcite.plan">RelTraitDef</a> relTraitDef)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#addRelTraitDef(org.apache.calcite.plan.RelTraitDef)">RelOptPlanner</a></code></span></div> |
| <div class="block">Registers a rel trait definition. If the <a href="../RelTraitDef.html" title="class in org.apache.calcite.plan"><code>RelTraitDef</code></a> has already |
| been registered, does nothing.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#addRelTraitDef(org.apache.calcite.plan.RelTraitDef)">addRelTraitDef</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#addRelTraitDef(org.apache.calcite.plan.RelTraitDef)">addRelTraitDef</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>whether the RelTraitDef was added, as per |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/Collection.html?is-external=true#add(E)" title="class or interface in java.util" class="externalLink"><code>Collection.add(E)</code></a></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="clearRelTraitDefs()">clearRelTraitDefs</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">clearRelTraitDefs</span>()</div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#clearRelTraitDefs()">RelOptPlanner</a></code></span></div> |
| <div class="block">Clear all the registered RelTraitDef.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#clearRelTraitDefs()">clearRelTraitDefs</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#clearRelTraitDefs()">clearRelTraitDefs</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getRelTraitDefs()">getRelTraitDefs</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="../RelTraitDef.html" title="class in org.apache.calcite.plan">RelTraitDef</a>></span> <span class="memberName">getRelTraitDefs</span>()</div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#getRelTraitDefs()">RelOptPlanner</a></code></span></div> |
| <div class="block">Returns the list of active trait types.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#getRelTraitDefs()">getRelTraitDefs</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#getRelTraitDefs()">getRelTraitDefs</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="emptyTraitSet()">emptyTraitSet</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="../RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a></span> <span class="memberName">emptyTraitSet</span>()</div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#emptyTraitSet()">RelOptPlanner</a></code></span></div> |
| <div class="block">Creates an empty trait set. It contains all registered traits, and the |
| default values of any traits that have them. |
| |
| <p>The empty trait set acts as the prototype (a kind of factory) for all |
| subsequently created trait sets.</p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#emptyTraitSet()">emptyTraitSet</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#emptyTraitSet()">emptyTraitSet</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Empty trait set</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="clear()">clear</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">clear</span>()</div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#clear()">RelOptPlanner</a></code></span></div> |
| <div class="block">Removes all internal state, including all registered rules, |
| materialized views, and lattices.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#clear()">clear</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#clear()">clear</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="addRule(org.apache.calcite.plan.RelOptRule)">addRule</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">boolean</span> <span class="memberName">addRule</span>​(<span class="arguments"><a href="../RelOptRule.html" title="class in org.apache.calcite.plan">RelOptRule</a> rule)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#addRule(org.apache.calcite.plan.RelOptRule)">RelOptPlanner</a></code></span></div> |
| <div class="block">Registers a rule. |
| |
| <p>If the rule has already been registered, does nothing. |
| This method determines if the given rule is a |
| <a href="../../rel/convert/ConverterRule.html" title="class in org.apache.calcite.rel.convert"><code>ConverterRule</code></a> and pass the |
| ConverterRule to all |
| <a href="../RelOptPlanner.html#addRelTraitDef(org.apache.calcite.plan.RelTraitDef)"><code>registered</code></a> RelTraitDef |
| instances.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#addRule(org.apache.calcite.plan.RelOptRule)">addRule</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#addRule(org.apache.calcite.plan.RelOptRule)">addRule</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>whether the rule was added, as per |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/Collection.html?is-external=true#add(E)" title="class or interface in java.util" class="externalLink"><code>Collection.add(E)</code></a></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="removeRule(org.apache.calcite.plan.RelOptRule)">removeRule</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">boolean</span> <span class="memberName">removeRule</span>​(<span class="arguments"><a href="../RelOptRule.html" title="class in org.apache.calcite.plan">RelOptRule</a> rule)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#removeRule(org.apache.calcite.plan.RelOptRule)">RelOptPlanner</a></code></span></div> |
| <div class="block">Removes a rule.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#removeRule(org.apache.calcite.plan.RelOptRule)">removeRule</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#removeRule(org.apache.calcite.plan.RelOptRule)">removeRule</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if the rule was present, as per |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/Collection.html?is-external=true#remove(java.lang.Object)" title="class or interface in java.util" class="externalLink"><code>Collection.remove(Object)</code></a></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="onNewClass(org.apache.calcite.rel.RelNode)">onNewClass</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="returnType">void</span> <span class="memberName">onNewClass</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> node)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../AbstractRelOptPlanner.html#onNewClass(org.apache.calcite.rel.RelNode)">AbstractRelOptPlanner</a></code></span></div> |
| <div class="block">Called when a new class of <a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel"><code>RelNode</code></a> is seen.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#onNewClass(org.apache.calcite.rel.RelNode)">onNewClass</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="changeTraits(org.apache.calcite.rel.RelNode,org.apache.calcite.plan.RelTraitSet)">changeTraits</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></span> <span class="memberName">changeTraits</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| <a href="../RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a> toTraits)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#changeTraits(org.apache.calcite.rel.RelNode,org.apache.calcite.plan.RelTraitSet)">RelOptPlanner</a></code></span></div> |
| <div class="block">Changes a relational expression to an equivalent one with a different set |
| of traits.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - Relational expression (may or may not have been registered; must |
| not have the desired traits)</dd> |
| <dd><code>toTraits</code> - Trait set to convert the relational expression to</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Relational expression with desired traits. Never null, but may be |
| abstract</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="chooseDelegate()">chooseDelegate</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></span> <span class="memberName">chooseDelegate</span>()</div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#chooseDelegate()">RelOptPlanner</a></code></span></div> |
| <div class="block">Negotiates an appropriate planner to deal with distributed queries. The |
| idea is that the schemas decide among themselves which has the most |
| knowledge. Right now, the local planner retains control.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#chooseDelegate()">chooseDelegate</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#chooseDelegate()">chooseDelegate</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="findBestExp()">findBestExp</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></span> <span class="memberName">findBestExp</span>()</div> |
| <div class="block">Finds the most efficient expression to implement the query given via |
| <a href="../RelOptPlanner.html#setRoot(org.apache.calcite.rel.RelNode)"><code>RelOptPlanner.setRoot(org.apache.calcite.rel.RelNode)</code></a>.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the most efficient RelNode tree found for implementing the given |
| query</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="checkCancel()">checkCancel</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">checkCancel</span>()</div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../AbstractRelOptPlanner.html#checkCancel()">AbstractRelOptPlanner</a></code></span></div> |
| <div class="block">Checks to see whether cancellation has been requested, and if so, throws |
| an exception.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#checkCancel()">checkCancel</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="register(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.RelNode)">register</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="RelSubset.html" title="class in org.apache.calcite.plan.volcano">RelSubset</a></span> <span class="memberName">register</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| @Nullable <a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> equivRel)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#register(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.RelNode)">RelOptPlanner</a></code></span></div> |
| <div class="block">Registers a relational expression in the expression bank. |
| |
| <p>After it has been registered, you may not modify it. |
| |
| <p>The expression must not already have been registered. If you are not |
| sure whether it has been registered, call |
| <a href="../RelOptPlanner.html#ensureRegistered(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.RelNode)"><code>RelOptPlanner.ensureRegistered(RelNode, RelNode)</code></a>.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - Relational expression to register (must not already be |
| registered)</dd> |
| <dd><code>equivRel</code> - Relational expression it is equivalent to (may be null)</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the same expression, or an equivalent existing expression</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="ensureRegistered(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.RelNode)">ensureRegistered</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="RelSubset.html" title="class in org.apache.calcite.plan.volcano">RelSubset</a></span> <span class="memberName">ensureRegistered</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| @Nullable <a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> equivRel)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#ensureRegistered(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.RelNode)">RelOptPlanner</a></code></span></div> |
| <div class="block">Registers a relational expression if it is not already registered. |
| |
| <p>If <code>equivRel</code> is specified, <code>rel</code> is placed in the same |
| equivalence set. It is OK if <code>equivRel</code> has different traits; |
| <code>rel</code> will end up in a different subset of the same set. |
| |
| <p>It is OK if <code>rel</code> is a subset.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - Relational expression to register</dd> |
| <dd><code>equivRel</code> - Relational expression it is equivalent to (may be null)</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Registered relational expression</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="isValid(org.apache.calcite.util.Litmus)">isValid</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="returnType">boolean</span> <span class="memberName">isValid</span>​(<span class="arguments"><a href="../../util/Litmus.html" title="interface in org.apache.calcite.util">Litmus</a> litmus)</span></div> |
| <div class="block">Checks internal consistency.</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="registerAbstractRelationalRules()">registerAbstractRelationalRules</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">registerAbstractRelationalRules</span>()</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="registerSchema(org.apache.calcite.plan.RelOptSchema)">registerSchema</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">registerSchema</span>​(<span class="arguments"><a href="../RelOptSchema.html" title="interface in org.apache.calcite.plan">RelOptSchema</a> schema)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#registerSchema(org.apache.calcite.plan.RelOptSchema)">RelOptPlanner</a></code></span></div> |
| <div class="block">Tells this planner that a schema exists. This is the schema's chance to |
| tell the planner about all of the special transformation rules.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#registerSchema(org.apache.calcite.plan.RelOptSchema)">registerSchema</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#registerSchema(org.apache.calcite.plan.RelOptSchema)">registerSchema</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="setNoneConventionHasInfiniteCost(boolean)">setNoneConventionHasInfiniteCost</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">setNoneConventionHasInfiniteCost</span>​(<span class="arguments">boolean infinite)</span></div> |
| <div class="block">Sets whether this planner should consider rel nodes with Convention.NONE |
| to have infinite cost or not.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>infinite</code> - Whether to make none convention rel nodes infinite cost</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getCost(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.metadata.RelMetadataQuery)">getCost</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">@Nullable <a href="../RelOptCost.html" title="interface in org.apache.calcite.plan">RelOptCost</a></span> <span class="memberName">getCost</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| <a href="../../rel/metadata/RelMetadataQuery.html" title="class in org.apache.calcite.rel.metadata">RelMetadataQuery</a> mq)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#getCost(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.metadata.RelMetadataQuery)">RelOptPlanner</a></code></span></div> |
| <div class="block">Computes the cost of a RelNode. In most cases, this just dispatches to |
| <a href="../../rel/metadata/RelMetadataQuery.html#getCumulativeCost(org.apache.calcite.rel.RelNode)"><code>RelMetadataQuery.getCumulativeCost(org.apache.calcite.rel.RelNode)</code></a>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#getCost(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.metadata.RelMetadataQuery)">getCost</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#getCost(org.apache.calcite.rel.RelNode,org.apache.calcite.rel.metadata.RelMetadataQuery)">getCost</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - Relational expression of interest</dd> |
| <dd><code>mq</code> - Metadata query</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>estimated cost</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getSubset(org.apache.calcite.rel.RelNode)">getSubset</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">@Nullable <a href="RelSubset.html" title="class in org.apache.calcite.plan.volcano">RelSubset</a></span> <span class="memberName">getSubset</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</span></div> |
| <div class="block">Returns the subset that a relational expression belongs to.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - Relational expression</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Subset it belongs to, or null if it is not registered</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getSubsetNonNull(org.apache.calcite.rel.RelNode)">getSubsetNonNull</a></h3> |
| <div class="memberSignature"><span class="annotations">@API(since="1.26", |
| status=EXPERIMENTAL) |
| </span><span class="modifiers">public</span> <span class="returnType"><a href="RelSubset.html" title="class in org.apache.calcite.plan.volcano">RelSubset</a></span> <span class="memberName">getSubsetNonNull</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</span></div> |
| <div class="block">Returns the subset that a relational expression belongs to.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - Relational expression</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Subset it belongs to, or null if it is not registered</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/AssertionError.html?is-external=true" title="class or interface in java.lang" class="externalLink">AssertionError</a></code> - in case subset is not found</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getSubset(org.apache.calcite.rel.RelNode,org.apache.calcite.plan.RelTraitSet)">getSubset</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">@Nullable <a href="RelSubset.html" title="class in org.apache.calcite.plan.volcano">RelSubset</a></span> <span class="memberName">getSubset</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| <a href="../RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a> traits)</span></div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="prune(org.apache.calcite.rel.RelNode)">prune</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">prune</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#prune(org.apache.calcite.rel.RelNode)">RelOptPlanner</a></code></span></div> |
| <div class="block">Prunes a node from the planner. |
| |
| <p>When a node is pruned, the related pending rule |
| calls are cancelled, and future rules will not fire. |
| This can be used to reduce the search space. </p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#prune(org.apache.calcite.rel.RelNode)">prune</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#prune(org.apache.calcite.rel.RelNode)">prune</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - the node to prune.</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="dump(java.io.PrintWriter)">dump</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">dump</span>​(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io" class="externalLink">PrintWriter</a> pw)</span></div> |
| <div class="block">Dumps the internal state of this VolcanoPlanner to a writer.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>pw</code> - Print writer</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="#normalizePlan(java.lang.String)"><code>normalizePlan(String)</code></a></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="toDot()">toDot</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></span> <span class="memberName">toDot</span>()</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="registerMetadataProviders(java.util.List)">registerMetadataProviders</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">registerMetadataProviders</span>​(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="../../rel/metadata/RelMetadataProvider.html" title="interface in org.apache.calcite.rel.metadata">RelMetadataProvider</a>> list)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#registerMetadataProviders(java.util.List)">RelOptPlanner</a></code></span></div> |
| <div class="block">Gives this planner a chance to register one or more |
| <a href="../../rel/metadata/RelMetadataProvider.html" title="interface in org.apache.calcite.rel.metadata"><code>RelMetadataProvider</code></a>s in the chain which will be used to answer |
| metadata queries. |
| |
| <p>Planners which use their own relational expressions internally |
| to represent concepts such as equivalence classes will generally need to |
| supply corresponding metadata providers.</p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#registerMetadataProviders(java.util.List)">registerMetadataProviders</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#registerMetadataProviders(java.util.List)">registerMetadataProviders</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>list</code> - receives planner's custom providers, if any</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getRelMetadataTimestamp(org.apache.calcite.rel.RelNode)">getRelMetadataTimestamp</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">long</span> <span class="memberName">getRelMetadataTimestamp</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelOptPlanner.html#getRelMetadataTimestamp(org.apache.calcite.rel.RelNode)">RelOptPlanner</a></code></span></div> |
| <div class="block">Gets a timestamp for a given rel's metadata. This timestamp is used by |
| <a href="../../rel/metadata/CachingRelMetadataProvider.html" title="class in org.apache.calcite.rel.metadata"><code>CachingRelMetadataProvider</code></a> to decide whether cached metadata has |
| gone stale.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelOptPlanner.html#getRelMetadataTimestamp(org.apache.calcite.rel.RelNode)">getRelMetadataTimestamp</a></code> in interface <code><a href="../RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelOptPlanner.html#getRelMetadataTimestamp(org.apache.calcite.rel.RelNode)">getRelMetadataTimestamp</a></code> in class <code><a href="../AbstractRelOptPlanner.html" title="class in org.apache.calcite.plan">AbstractRelOptPlanner</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - rel of interest</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>timestamp of last change which might affect metadata derivation</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="normalizePlan(java.lang.String)">normalizePlan</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static</span> <span class="returnType">@PolyNull <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></span> <span class="memberName">normalizePlan</span>​(<span class="arguments">@PolyNull <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> plan)</span></div> |
| <div class="block">Normalizes references to subsets within the string representation of a |
| plan. |
| |
| <p>This is useful when writing tests: it helps to ensure that tests don't |
| break when an extra rule is introduced that generates a new subset and |
| causes subsequent subset numbers to be off by one. |
| |
| <p>For example, |
| |
| <blockquote> |
| FennelAggRel.FENNEL_EXEC(child=Subset#17.FENNEL_EXEC,groupCount=1, |
| EXPR$1=COUNT())<br> |
| FennelSortRel.FENNEL_EXEC(child=Subset#2.FENNEL_EXEC, |
| key=[0], discardDuplicates=false)<br> |
| FennelCalcRel.FENNEL_EXEC( |
| child=Subset#4.FENNEL_EXEC, expr#0..8={inputs}, expr#9=3456, |
| DEPTNO=$t7, $f0=$t9)<br> |
| MockTableImplRel.FENNEL_EXEC( |
| table=[CATALOG, SALES, EMP])</blockquote> |
| |
| <p>becomes |
| |
| <blockquote> |
| FennelAggRel.FENNEL_EXEC(child=Subset#{0}.FENNEL_EXEC, groupCount=1, |
| EXPR$1=COUNT())<br> |
| FennelSortRel.FENNEL_EXEC(child=Subset#{1}.FENNEL_EXEC, |
| key=[0], discardDuplicates=false)<br> |
| FennelCalcRel.FENNEL_EXEC( |
| child=Subset#{2}.FENNEL_EXEC,expr#0..8={inputs},expr#9=3456,DEPTNO=$t7, |
| $f0=$t9)<br> |
| MockTableImplRel.FENNEL_EXEC( |
| table=[CATALOG, SALES, EMP])</blockquote> |
| |
| <p>Returns null if and only if <code>plan</code> is null.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>plan</code> - Plan</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Normalized plan</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="setLocked(boolean)">setLocked</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">setLocked</span>​(<span class="arguments">boolean locked)</span></div> |
| <div class="block">Sets whether this planner is locked. A locked planner does not accept |
| new rules. <a href="#addRule(org.apache.calcite.plan.RelOptRule)"><code>addRule(org.apache.calcite.plan.RelOptRule)</code></a> will do |
| nothing and return false.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>locked</code> - Whether planner is locked</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="isLogical(org.apache.calcite.rel.RelNode)">isLogical</a></h3> |
| <div class="memberSignature"><span class="annotations">@API(since="1.24", |
| status=EXPERIMENTAL) |
| </span><span class="modifiers">public</span> <span class="returnType">boolean</span> <span class="memberName">isLogical</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</span></div> |
| <div class="block">Decide whether a rule is logical or not.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - The specific rel node</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>True if the relnode is a logical node</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="isSubstituteRule(org.apache.calcite.plan.volcano.VolcanoRuleCall)">isSubstituteRule</a></h3> |
| <div class="memberSignature"><span class="annotations">@API(since="1.24", |
| status=EXPERIMENTAL) |
| </span><span class="modifiers">protected</span> <span class="returnType">boolean</span> <span class="memberName">isSubstituteRule</span>​(<span class="arguments"><a href="VolcanoRuleCall.html" title="class in org.apache.calcite.plan.volcano">VolcanoRuleCall</a> match)</span></div> |
| <div class="block">Checks whether a rule match is a substitution rule match.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>match</code> - The rule match to check</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>True if the rule match is a substitution rule match</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="isTransformationRule(org.apache.calcite.plan.volcano.VolcanoRuleCall)">isTransformationRule</a></h3> |
| <div class="memberSignature"><span class="annotations">@API(since="1.24", |
| status=EXPERIMENTAL) |
| </span><span class="modifiers">protected</span> <span class="returnType">boolean</span> <span class="memberName">isTransformationRule</span>​(<span class="arguments"><a href="VolcanoRuleCall.html" title="class in org.apache.calcite.plan.volcano">VolcanoRuleCall</a> match)</span></div> |
| <div class="block">Checks whether a rule match is a transformation rule match.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>match</code> - The rule match to check</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>True if the rule match is a transformation rule match</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getLowerBound(org.apache.calcite.rel.RelNode)">getLowerBound</a></h3> |
| <div class="memberSignature"><span class="annotations">@API(since="1.24", |
| status=EXPERIMENTAL) |
| </span><span class="modifiers">protected</span> <span class="returnType"><a href="../RelOptCost.html" title="interface in org.apache.calcite.plan">RelOptCost</a></span> <span class="memberName">getLowerBound</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</span></div> |
| <div class="block">Gets the lower bound cost of a relational operator.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - The rel node</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The lower bound cost of the given rel. The value is ensured NOT NULL.</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="upperBoundForInputs(org.apache.calcite.rel.RelNode,org.apache.calcite.plan.RelOptCost)">upperBoundForInputs</a></h3> |
| <div class="memberSignature"><span class="annotations">@API(since="1.24", |
| status=EXPERIMENTAL) |
| </span><span class="modifiers">protected</span> <span class="returnType"><a href="../RelOptCost.html" title="interface in org.apache.calcite.plan">RelOptCost</a></span> <span class="memberName">upperBoundForInputs</span>​(<span class="arguments"><a href="../../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> mExpr, |
| <a href="../RelOptCost.html" title="interface in org.apache.calcite.plan">RelOptCost</a> upperBound)</span></div> |
| <div class="block">Gets the upper bound of its inputs. |
| Allow users to overwrite this method as some implementations may have |
| different cost model on some RelNodes, like Spool.</div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </div> |
| <!-- ========= END OF CLASS DATA ========= --> |
| </main> |
| <footer role="contentinfo"> |
| <nav role="navigation"> |
| <!-- ======= START OF BOTTOM NAVBAR ====== --> |
| <div class="bottomNav"><a id="navbar.bottom"> |
| <!-- --> |
| </a> |
| <div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> |
| <a id="navbar.bottom.firstrow"> |
| <!-- --> |
| </a> |
| <ul class="navList" title="Navigation"> |
| <li><a href="../../../../../index.html">Overview</a></li> |
| <li><a href="package-summary.html">Package</a></li> |
| <li class="navBarCell1Rev">Class</li> |
| <li><a href="package-tree.html">Tree</a></li> |
| <li><a href="../../../../../deprecated-list.html">Deprecated</a></li> |
| <li><a href="../../../../../index-all.html">Index</a></li> |
| <li><a href="../../../../../help-doc.html">Help</a></li> |
| </ul> |
| <div class="aboutLanguage"><b>Apache Calcite</b></div> |
| </div> |
| <div class="subNav"> |
| <div> |
| <ul class="subNavList"> |
| <li>Summary: </li> |
| <li><a href="#nested.class.summary">Nested</a> | </li> |
| <li><a href="#field.summary">Field</a> | </li> |
| <li><a href="#constructor.summary">Constr</a> | </li> |
| <li><a href="#method.summary">Method</a></li> |
| </ul> |
| <ul class="subNavList"> |
| <li>Detail: </li> |
| <li><a href="#field.detail">Field</a> | </li> |
| <li><a href="#constructor.detail">Constr</a> | </li> |
| <li><a href="#method.detail">Method</a></li> |
| </ul> |
| </div> |
| </div> |
| <a id="skip.navbar.bottom"> |
| <!-- --> |
| </a> |
| <!-- ======== END OF BOTTOM NAVBAR ======= --> |
| </nav> |
| <p class="legalCopy"><small>Copyright © 2012-2021 Apache Software Foundation. All Rights Reserved.</small></p> |
| </footer> |
| </div> |
| </div> |
| </body> |
| </html> |
