Google Git
Sign in
apache / calcite-site / bf7470eb6bf1d52715d1d602e33af45602b82bc0 / . / apidocs / javadocAggregate / org / apache / calcite / plan / RelOptCluster.html
blob: 10f9007b8fa18198ca6ad7272690480514ce2d22 [file] [log] [blame]
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<!-- NewPage -->
<html lang="zh">
<head>
<!-- Generated by javadoc -->
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>RelOptCluster (Apache Calcite calcite API)</title>
<link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
<script type="text/javascript" src="../../../../script.js"></script>
</head>
<body>
<script type="text/javascript"><!--
try {
if (location.href.indexOf('is-external=true') == -1) {
parent.document.title="RelOptCluster (Apache Calcite calcite API)";
}
}
catch(err) {
}
//-->
var methods = {"i0":9,"i1":10,"i2":10,"i3":10,"i4":10,"i5":10,"i6":10,"i7":42,"i8":10,"i9":42,"i10":10,"i11":10,"i12":10,"i13":10,"i14":10,"i15":10,"i16":42,"i17":10,"i18":42,"i19":10};
var tabs = {65535:["t0","所有方法"],1:["t1","静态方法"],2:["t2","实例方法"],8:["t4","具体方法"],32:["t6","已过时的方法"]};
var altColor = "altColor";
var rowColor = "rowColor";
var tableTab = "tableTab";
var activeTableTab = "activeTableTab";
</script>
<noscript>
<div>您的浏览器已禁用 JavaScript。</div>
</noscript>
<!-- ========= START OF TOP NAVBAR ======= -->
<div class="topNav"><a name="navbar.top">
<!-- -->
</a>
<div class="skipNav"><a href="#skip.navbar.top" title="跳过导航链接">跳过导航链接</a></div>
<a name="navbar.top.firstrow">
<!-- -->
</a>
<ul class="navList" title="导航">
<li><a href="../../../../overview-summary.html">概览</a></li>
<li><a href="package-summary.html">程序包</a></li>
<li class="navBarCell1Rev">类</li>
<li><a href="package-tree.html">树</a></li>
<li><a href="../../../../deprecated-list.html">已过时</a></li>
<li><a href="../../../../index-all.html">索引</a></li>
<li><a href="../../../../help-doc.html">帮助</a></li>
</ul>
<div class="aboutLanguage"><b>Apache Calcite</b></div>
</div>
<div class="subNav">
<ul class="navList">
<li><a href="../../../../org/apache/calcite/plan/RelOptAbstractTable.html" title="org.apache.calcite.plan中的类"><span class="typeNameLink">上一个类</span></a></li>
<li><a href="../../../../org/apache/calcite/plan/RelOptConnection.html" title="org.apache.calcite.plan中的接口"><span class="typeNameLink">下一个类</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../../index.html?org/apache/calcite/plan/RelOptCluster.html" target="_top">框架</a></li>
<li><a href="RelOptCluster.html" target="_top">无框架</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_top">
<li><a href="../../../../allclasses-noframe.html">所有类</a></li>
</ul>
<div>
<script type="text/javascript"><!--
allClassesLink = document.getElementById("allclasses_navbar_top");
if(window==top) {
allClassesLink.style.display = "block";
}
else {
allClassesLink.style.display = "none";
}
//-->
</script>
</div>
<div>
<ul class="subNavList">
<li>概要:&nbsp;</li>
<li>嵌套&nbsp;|&nbsp;</li>
<li>字段&nbsp;|&nbsp;</li>
<li>构造器&nbsp;|&nbsp;</li>
<li><a href="#method.summary">方法</a></li>
</ul>
<ul class="subNavList">
<li>详细资料:&nbsp;</li>
<li>字段&nbsp;|&nbsp;</li>
<li>构造器&nbsp;|&nbsp;</li>
<li><a href="#method.detail">方法</a></li>
</ul>
</div>
<a name="skip.navbar.top">
<!-- -->
</a></div>
<!-- ========= END OF TOP NAVBAR ========= -->
<!-- ======== START OF CLASS DATA ======== -->
<div class="header">
<div class="subTitle">org.apache.calcite.plan</div>
<h2 title="类 RelOptCluster" class="title">类 RelOptCluster</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">java.lang.Object</a></li>
<li>
<ul class="inheritance">
<li>org.apache.calcite.plan.RelOptCluster</li>
</ul>
</li>
</ul>
<div class="description">
<ul class="blockList">
<li class="blockList">
<hr>
<br>
<pre>public class <span class="typeNameLabel">RelOptCluster</span>
extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a></pre>
<div class="block">An environment for related relational expressions during the
optimization of a query.</div>
</li>
</ul>
</div>
<div class="summary">
<ul class="blockList">
<li class="blockList">
<!-- ========== METHOD SUMMARY =========== -->
<ul class="blockList">
<li class="blockList"><a name="method.summary">
<!-- -->
</a>
<h3>方法概要</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="方法概要表, 列表方法和解释">
<caption><span id="t0" class="activeTableTab"><span>所有方法</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">静态方法</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">实例方法</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">具体方法</a></span><span class="tabEnd">&nbsp;</span></span><span id="t6" class="tableTab"><span><a href="javascript:show(32);">已过时的方法</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">限定符和类型</th>
<th class="colLast" scope="col">方法和说明</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/calcite/plan/RelOptCluster.html" title="org.apache.calcite.plan中的类">RelOptCluster</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#create-org.apache.calcite.plan.RelOptPlanner-org.apache.calcite.rex.RexBuilder-">create</a></span>(<a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a>&nbsp;planner,
<a href="../../../../org/apache/calcite/rex/RexBuilder.html" title="org.apache.calcite.rex中的类">RexBuilder</a>&nbsp;rexBuilder)</code>
<div class="block">Creates a cluster.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/rel/core/CorrelationId.html" title="org.apache.calcite.rel.core中的类">CorrelationId</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#createCorrel--">createCorrel</a></span>()</code>
<div class="block">Constructs a new id for a correlating variable.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/rel/hint/HintStrategyTable.html" title="org.apache.calcite.rel.hint中的类">HintStrategyTable</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#getHintStrategies--">getHintStrategies</a></span>()</code>
<div class="block">Returns the hint strategies of this cluster.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/rel/metadata/MetadataFactory.html" title="org.apache.calcite.rel.metadata中的接口">MetadataFactory</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#getMetadataFactory--">getMetadataFactory</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/rel/metadata/RelMetadataProvider.html" title="org.apache.calcite.rel.metadata中的接口">RelMetadataProvider</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#getMetadataProvider--">getMetadataProvider</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/rel/metadata/RelMetadataQuery.html" title="org.apache.calcite.rel.metadata中的类">RelMetadataQuery</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#getMetadataQuery--">getMetadataQuery</a></span>()</code>
<div class="block">Returns the current RelMetadataQuery.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Supplier.html?is-external=true" title="java.util.function中的类或接口">Supplier</a>&lt;<a href="../../../../org/apache/calcite/rel/metadata/RelMetadataQuery.html" title="org.apache.calcite.rel.metadata中的类">RelMetadataQuery</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#getMetadataQuerySupplier--">getMetadataQuerySupplier</a></span>()</code>
<div class="block">Returns the supplier of RelMetadataQuery.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#getOriginalExpression--">getOriginalExpression</a></span>()</code>
<div class="block"><span class="deprecatedLabel">已过时。</span>&nbsp;</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#getPlanner--">getPlanner</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/plan/RelOptQuery.html" title="org.apache.calcite.plan中的类">RelOptQuery</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#getQuery--">getQuery</a></span>()</code>
<div class="block"><span class="deprecatedLabel">已过时。</span>&nbsp;</div>
</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/rex/RexBuilder.html" title="org.apache.calcite.rex中的类">RexBuilder</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#getRexBuilder--">getRexBuilder</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeFactory</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#getTypeFactory--">getTypeFactory</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#invalidateMetadataQuery--">invalidateMetadataQuery</a></span>()</code>
<div class="block">Should be called whenever the current <a href="../../../../org/apache/calcite/rel/metadata/RelMetadataQuery.html" title="org.apache.calcite.rel.metadata中的类"><code>RelMetadataQuery</code></a> becomes
invalid.</div>
</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#setHintStrategies-org.apache.calcite.rel.hint.HintStrategyTable-">setHintStrategies</a></span>(<a href="../../../../org/apache/calcite/rel/hint/HintStrategyTable.html" title="org.apache.calcite.rel.hint中的类">HintStrategyTable</a>&nbsp;hintStrategies)</code>
<div class="block">Sets up the hint propagation strategies to be used during rule planning.</div>
</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#setMetadataProvider-org.apache.calcite.rel.metadata.RelMetadataProvider-">setMetadataProvider</a></span>(<a href="../../../../org/apache/calcite/rel/metadata/RelMetadataProvider.html" title="org.apache.calcite.rel.metadata中的接口">RelMetadataProvider</a>&nbsp;metadataProvider)</code>
<div class="block">Overrides the default metadata provider for this cluster.</div>
</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#setMetadataQuerySupplier-java.util.function.Supplier-">setMetadataQuerySupplier</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Supplier.html?is-external=true" title="java.util.function中的类或接口">Supplier</a>&lt;<a href="../../../../org/apache/calcite/rel/metadata/RelMetadataQuery.html" title="org.apache.calcite.rel.metadata中的类">RelMetadataQuery</a>&gt;&nbsp;mqSupplier)</code>
<div class="block">Sets up the customized <a href="../../../../org/apache/calcite/rel/metadata/RelMetadataQuery.html" title="org.apache.calcite.rel.metadata中的类"><code>RelMetadataQuery</code></a> instance supplier that to
use during rule planning.</div>
</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#setOriginalExpression-org.apache.calcite.rex.RexNode-">setOriginalExpression</a></span>(<a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a>&nbsp;originalExpression)</code>
<div class="block"><span class="deprecatedLabel">已过时。</span>&nbsp;</div>
</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/plan/RelTraitSet.html" title="org.apache.calcite.plan中的类">RelTraitSet</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#traitSet--">traitSet</a></span>()</code>
<div class="block">Returns the default trait set for this cluster.</div>
</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/plan/RelTraitSet.html" title="org.apache.calcite.plan中的类">RelTraitSet</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#traitSetOf-org.apache.calcite.plan.RelTrait...-">traitSetOf</a></span>(<a href="../../../../org/apache/calcite/plan/RelTrait.html" title="org.apache.calcite.plan中的接口">RelTrait</a>...&nbsp;traits)</code>
<div class="block"><span class="deprecatedLabel">已过时。</span>&nbsp;
<div class="block"><span class="deprecationComment">For <code>traitSetOf(t1, t2)</code>,
use <a href="../../../../org/apache/calcite/plan/RelOptCluster.html#traitSet--"><code>traitSet()</code></a>().replace(t1).replace(t2).</span></div>
</div>
</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/plan/RelTraitSet.html" title="org.apache.calcite.plan中的类">RelTraitSet</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/RelOptCluster.html#traitSetOf-org.apache.calcite.plan.RelTrait-">traitSetOf</a></span>(<a href="../../../../org/apache/calcite/plan/RelTrait.html" title="org.apache.calcite.plan中的接口">RelTrait</a>&nbsp;trait)</code>&nbsp;</td>
</tr>
</table>
<ul class="blockList">
<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
<!-- -->
</a>
<h3>从类继承的方法&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a></h3>
<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="java.lang中的类或接口">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="java.lang中的类或接口">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="java.lang中的类或接口">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="java.lang中的类或接口">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="java.lang中的类或接口">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="java.lang中的类或接口">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="java.lang中的类或接口">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="java.lang中的类或接口">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="java.lang中的类或接口">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="java.lang中的类或接口">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="java.lang中的类或接口">wait</a></code></li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
<div class="details">
<ul class="blockList">
<li class="blockList">
<!-- ============ METHOD DETAIL ========== -->
<ul class="blockList">
<li class="blockList"><a name="method.detail">
<!-- -->
</a>
<h3>方法详细资料</h3>
<a name="create-org.apache.calcite.plan.RelOptPlanner-org.apache.calcite.rex.RexBuilder-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>create</h4>
<pre>public static&nbsp;<a href="../../../../org/apache/calcite/plan/RelOptCluster.html" title="org.apache.calcite.plan中的类">RelOptCluster</a>&nbsp;create(<a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a>&nbsp;planner,
<a href="../../../../org/apache/calcite/rex/RexBuilder.html" title="org.apache.calcite.rex中的类">RexBuilder</a>&nbsp;rexBuilder)</pre>
<div class="block">Creates a cluster.</div>
</li>
</ul>
<a name="getQuery--">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>getQuery</h4>
<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a>
public&nbsp;<a href="../../../../org/apache/calcite/plan/RelOptQuery.html" title="org.apache.calcite.plan中的类">RelOptQuery</a>&nbsp;getQuery()</pre>
<div class="block"><span class="deprecatedLabel">已过时。</span>&nbsp;</div>
</li>
</ul>
<a name="getOriginalExpression--">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>getOriginalExpression</h4>
<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a>
public&nbsp;<a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a>&nbsp;getOriginalExpression()</pre>
<div class="block"><span class="deprecatedLabel">已过时。</span>&nbsp;</div>
</li>
</ul>
<a name="setOriginalExpression-org.apache.calcite.rex.RexNode-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>setOriginalExpression</h4>
<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a>
public&nbsp;void&nbsp;setOriginalExpression(<a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a>&nbsp;originalExpression)</pre>
<div class="block"><span class="deprecatedLabel">已过时。</span>&nbsp;</div>
</li>
</ul>
<a name="getPlanner--">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>getPlanner</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a>&nbsp;getPlanner()</pre>
</li>
</ul>
<a name="getTypeFactory--">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>getTypeFactory</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeFactory</a>&nbsp;getTypeFactory()</pre>
</li>
</ul>
<a name="getRexBuilder--">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>getRexBuilder</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/rex/RexBuilder.html" title="org.apache.calcite.rex中的类">RexBuilder</a>&nbsp;getRexBuilder()</pre>
</li>
</ul>
<a name="getMetadataProvider--">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>getMetadataProvider</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/rel/metadata/RelMetadataProvider.html" title="org.apache.calcite.rel.metadata中的接口">RelMetadataProvider</a>&nbsp;getMetadataProvider()</pre>
</li>
</ul>
<a name="setMetadataProvider-org.apache.calcite.rel.metadata.RelMetadataProvider-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>setMetadataProvider</h4>
<pre>public&nbsp;void&nbsp;setMetadataProvider(<a href="../../../../org/apache/calcite/rel/metadata/RelMetadataProvider.html" title="org.apache.calcite.rel.metadata中的接口">RelMetadataProvider</a>&nbsp;metadataProvider)</pre>
<div class="block">Overrides the default metadata provider for this cluster.</div>
<dl>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>metadataProvider</code> - custom provider</dd>
</dl>
</li>
</ul>
<a name="getMetadataFactory--">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>getMetadataFactory</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/rel/metadata/MetadataFactory.html" title="org.apache.calcite.rel.metadata中的接口">MetadataFactory</a>&nbsp;getMetadataFactory()</pre>
</li>
</ul>
<a name="setMetadataQuerySupplier-java.util.function.Supplier-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>setMetadataQuerySupplier</h4>
<pre>public&nbsp;void&nbsp;setMetadataQuerySupplier(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Supplier.html?is-external=true" title="java.util.function中的类或接口">Supplier</a>&lt;<a href="../../../../org/apache/calcite/rel/metadata/RelMetadataQuery.html" title="org.apache.calcite.rel.metadata中的类">RelMetadataQuery</a>&gt;&nbsp;mqSupplier)</pre>
<div class="block">Sets up the customized <a href="../../../../org/apache/calcite/rel/metadata/RelMetadataQuery.html" title="org.apache.calcite.rel.metadata中的类"><code>RelMetadataQuery</code></a> instance supplier that to
use during rule planning.
<p>Note that the <code>mqSupplier</code> should return
a fresh new <a href="../../../../org/apache/calcite/rel/metadata/RelMetadataQuery.html" title="org.apache.calcite.rel.metadata中的类"><code>RelMetadataQuery</code></a> instance because the instance would be
cached in this cluster, and we may invalidate and re-generate it
for each <a href="../../../../org/apache/calcite/plan/RelOptRuleCall.html" title="org.apache.calcite.plan中的类"><code>RelOptRuleCall</code></a> cycle.</div>
</li>
</ul>
<a name="getMetadataQuery--">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>getMetadataQuery</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/rel/metadata/RelMetadataQuery.html" title="org.apache.calcite.rel.metadata中的类">RelMetadataQuery</a>&nbsp;getMetadataQuery()</pre>
<div class="block">Returns the current RelMetadataQuery.
<p>This method might be changed or moved in future.
If you have a <a href="../../../../org/apache/calcite/plan/RelOptRuleCall.html" title="org.apache.calcite.plan中的类"><code>RelOptRuleCall</code></a> available,
for example if you are in a <a href="../../../../org/apache/calcite/plan/RelOptRule.html#onMatch-org.apache.calcite.plan.RelOptRuleCall-"><code>RelOptRule.onMatch(RelOptRuleCall)</code></a>
method, then use <a href="../../../../org/apache/calcite/plan/RelOptRuleCall.html#getMetadataQuery--"><code>RelOptRuleCall.getMetadataQuery()</code></a> instead.</div>
</li>
</ul>
<a name="getMetadataQuerySupplier--">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>getMetadataQuerySupplier</h4>
<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Supplier.html?is-external=true" title="java.util.function中的类或接口">Supplier</a>&lt;<a href="../../../../org/apache/calcite/rel/metadata/RelMetadataQuery.html" title="org.apache.calcite.rel.metadata中的类">RelMetadataQuery</a>&gt;&nbsp;getMetadataQuerySupplier()</pre>
<div class="block">Returns the supplier of RelMetadataQuery.</div>
</li>
</ul>
<a name="invalidateMetadataQuery--">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>invalidateMetadataQuery</h4>
<pre>public&nbsp;void&nbsp;invalidateMetadataQuery()</pre>
<div class="block">Should be called whenever the current <a href="../../../../org/apache/calcite/rel/metadata/RelMetadataQuery.html" title="org.apache.calcite.rel.metadata中的类"><code>RelMetadataQuery</code></a> becomes
invalid. Typically invoked from <a href="../../../../org/apache/calcite/plan/RelOptRuleCall.html#transformTo-org.apache.calcite.rel.RelNode-java.util.Map-org.apache.calcite.plan.RelHintsPropagator-"><code>RelOptRuleCall.transformTo(org.apache.calcite.rel.RelNode, java.util.Map&lt;org.apache.calcite.rel.RelNode, org.apache.calcite.rel.RelNode&gt;, org.apache.calcite.plan.RelHintsPropagator)</code></a>.</div>
</li>
</ul>
<a name="setHintStrategies-org.apache.calcite.rel.hint.HintStrategyTable-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>setHintStrategies</h4>
<pre>public&nbsp;void&nbsp;setHintStrategies(<a href="../../../../org/apache/calcite/rel/hint/HintStrategyTable.html" title="org.apache.calcite.rel.hint中的类">HintStrategyTable</a>&nbsp;hintStrategies)</pre>
<div class="block">Sets up the hint propagation strategies to be used during rule planning.
<p>Use <code>RelOptNode.getCluster().getHintStrategies()</code> to fetch
the hint strategies.
<p>Note that this method is only for internal use, the cluster <code>hintStrategies</code>
would be always set up with the instance configured by
<a href="../../../../org/apache/calcite/sql2rel/SqlToRelConverter.ConfigBuilder.html" title="org.apache.calcite.sql2rel中的类"><code>SqlToRelConverter.ConfigBuilder</code></a>.</div>
<dl>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>hintStrategies</code> - The specified hint strategies to override the default one(empty)</dd>
</dl>
</li>
</ul>
<a name="getHintStrategies--">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>getHintStrategies</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/rel/hint/HintStrategyTable.html" title="org.apache.calcite.rel.hint中的类">HintStrategyTable</a>&nbsp;getHintStrategies()</pre>
<div class="block">Returns the hint strategies of this cluster. It is immutable during the whole planning phrase.</div>
</li>
</ul>
<a name="createCorrel--">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>createCorrel</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/rel/core/CorrelationId.html" title="org.apache.calcite.rel.core中的类">CorrelationId</a>&nbsp;createCorrel()</pre>
<div class="block">Constructs a new id for a correlating variable. It is unique within the
whole query.</div>
</li>
</ul>
<a name="traitSet--">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>traitSet</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/plan/RelTraitSet.html" title="org.apache.calcite.plan中的类">RelTraitSet</a>&nbsp;traitSet()</pre>
<div class="block">Returns the default trait set for this cluster.</div>
</li>
</ul>
<a name="traitSetOf-org.apache.calcite.plan.RelTrait...-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>traitSetOf</h4>
<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a>
public&nbsp;<a href="../../../../org/apache/calcite/plan/RelTraitSet.html" title="org.apache.calcite.plan中的类">RelTraitSet</a>&nbsp;traitSetOf(<a href="../../../../org/apache/calcite/plan/RelTrait.html" title="org.apache.calcite.plan中的接口">RelTrait</a>...&nbsp;traits)</pre>
<div class="block"><span class="deprecatedLabel">已过时。</span>&nbsp;<span class="deprecationComment">For <code>traitSetOf(t1, t2)</code>,
use <a href="../../../../org/apache/calcite/plan/RelOptCluster.html#traitSet--"><code>traitSet()</code></a>().replace(t1).replace(t2).</span></div>
</li>
</ul>
<a name="traitSetOf-org.apache.calcite.plan.RelTrait-">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>traitSetOf</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/plan/RelTraitSet.html" title="org.apache.calcite.plan中的类">RelTraitSet</a>&nbsp;traitSetOf(<a href="../../../../org/apache/calcite/plan/RelTrait.html" title="org.apache.calcite.plan中的接口">RelTrait</a>&nbsp;trait)</pre>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
</div>
<!-- ========= END OF CLASS DATA ========= -->
<!-- ======= START OF BOTTOM NAVBAR ====== -->
<div class="bottomNav"><a name="navbar.bottom">
<!-- -->
</a>
<div class="skipNav"><a href="#skip.navbar.bottom" title="跳过导航链接">跳过导航链接</a></div>
<a name="navbar.bottom.firstrow">
<!-- -->
</a>
<ul class="navList" title="导航">
<li><a href="../../../../overview-summary.html">概览</a></li>
<li><a href="package-summary.html">程序包</a></li>
<li class="navBarCell1Rev">类</li>
<li><a href="package-tree.html">树</a></li>
<li><a href="../../../../deprecated-list.html">已过时</a></li>
<li><a href="../../../../index-all.html">索引</a></li>
<li><a href="../../../../help-doc.html">帮助</a></li>
</ul>
<div class="aboutLanguage"><b>Apache Calcite</b></div>
</div>
<div class="subNav">
<ul class="navList">
<li><a href="../../../../org/apache/calcite/plan/RelOptAbstractTable.html" title="org.apache.calcite.plan中的类"><span class="typeNameLink">上一个类</span></a></li>
<li><a href="../../../../org/apache/calcite/plan/RelOptConnection.html" title="org.apache.calcite.plan中的接口"><span class="typeNameLink">下一个类</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../../index.html?org/apache/calcite/plan/RelOptCluster.html" target="_top">框架</a></li>
<li><a href="RelOptCluster.html" target="_top">无框架</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_bottom">
<li><a href="../../../../allclasses-noframe.html">所有类</a></li>
</ul>
<div>
<script type="text/javascript"><!--
allClassesLink = document.getElementById("allclasses_navbar_bottom");
if(window==top) {
allClassesLink.style.display = "block";
}
else {
allClassesLink.style.display = "none";
}
//-->
</script>
</div>
<div>
<ul class="subNavList">
<li>概要:&nbsp;</li>
<li>嵌套&nbsp;|&nbsp;</li>
<li>字段&nbsp;|&nbsp;</li>
<li>构造器&nbsp;|&nbsp;</li>
<li><a href="#method.summary">方法</a></li>
</ul>
<ul class="subNavList">
<li>详细资料:&nbsp;</li>
<li>字段&nbsp;|&nbsp;</li>
<li>构造器&nbsp;|&nbsp;</li>
<li><a href="#method.detail">方法</a></li>
</ul>
</div>
<a name="skip.navbar.bottom">
<!-- -->
</a></div>
<!-- ======== END OF BOTTOM NAVBAR ======= -->
<p class="legalCopy"><small>Copyright &copy; 2012-2020 Apache Software Foundation. All Rights Reserved.</small></p>
</body>
</html>