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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.calcite.plan</a></div> |
| <h1 title="Class RelOptRuleCall" class="title">Class RelOptRuleCall</h1> |
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| <div class="inheritance">org.apache.calcite.plan.RelOptRuleCall</div> |
| </div> |
| <section class="description"> |
| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><code><a href="hep/HepRuleCall.html" title="class in org.apache.calcite.plan.hep">HepRuleCall</a></code>, <code><a href="volcano/VolcanoRuleCall.html" title="class in org.apache.calcite.plan.volcano">VolcanoRuleCall</a></code></dd> |
| </dl> |
| <hr> |
| <pre>public abstract class <span class="typeNameLabel">RelOptRuleCall</span> |
| extends <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></pre> |
| <div class="block">A <code>RelOptRuleCall</code> is an invocation of a <a href="RelOptRule.html" title="class in org.apache.calcite.plan"><code>RelOptRule</code></a> with a |
| set of <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel"><code>relational expression</code></a>s as arguments.</div> |
| </section> |
| <section class="summary"> |
| <ul class="blockList"> |
| <!-- =========== FIELD SUMMARY =========== --> |
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| <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>int</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#id">id</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected static org.slf4j.Logger</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#LOGGER">LOGGER</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/9/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a><<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>,​<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/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#nodeInputs">nodeInputs</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="RelOptRuleOperand.html" title="class in org.apache.calcite.plan">RelOptRuleOperand</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#operand0">operand0</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <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="#rels">rels</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="RelOptRule.html" title="class in org.apache.calcite.plan">RelOptRule</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#rule">rule</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| </section> |
| </li> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
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| <section class="constructorSummary"><a id="constructor.summary"> |
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| </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">Modifier</th> |
| <th class="colSecond" scope="col">Constructor</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected </code></td> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.plan.RelOptPlanner,org.apache.calcite.plan.RelOptRuleOperand,org.apache.calcite.rel.RelNode%5B%5D,java.util.Map)">RelOptRuleCall</a></span>​(<a href="RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a> planner, |
| <a href="RelOptRuleOperand.html" title="class in org.apache.calcite.plan">RelOptRuleOperand</a> operand, |
| <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>[] rels, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a><<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>,​<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/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>>> nodeInputs)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected </code></td> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.plan.RelOptPlanner,org.apache.calcite.plan.RelOptRuleOperand,org.apache.calcite.rel.RelNode%5B%5D,java.util.Map,java.util.List)">RelOptRuleCall</a></span>​(<a href="RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a> planner, |
| <a href="RelOptRuleOperand.html" title="class in org.apache.calcite.plan">RelOptRuleOperand</a> operand, |
| <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>[] rels, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a><<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>,​<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/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>>> nodeInputs, |
| <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/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> parents)</code></th> |
| <td class="colLast"> |
| <div class="block">Creates a RelOptRuleCall.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| </section> |
| </li> |
| <!-- ========== METHOD SUMMARY =========== --> |
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| <section class="methodSummary"><a id="method.summary"> |
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| </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="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="t3" class="tableTab" onclick="show(4);">Abstract 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><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t6" class="tableTab" onclick="show(32);">Deprecated 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><a href="../tools/RelBuilder.html" title="class in org.apache.calcite.tools">RelBuilder</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#builder()">builder</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Creates a <a href="../tools/RelBuilder.html" title="class in org.apache.calcite.tools"><code>RelBuilder</code></a> to be used by |
| code within the call.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i1"> |
| <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="../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="#getChildRels(org.apache.calcite.rel.RelNode)">getChildRels</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 children of a given relational expression node matched in a |
| rule.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i2"> |
| <td class="colFirst"><code><a href="../rel/metadata/RelMetadataQuery.html" title="class in org.apache.calcite.rel.metadata">RelMetadataQuery</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getMetadataQuery()">getMetadataQuery</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the current RelMetadataQuery |
| to be used for instance by |
| <a href="RelOptRule.html#onMatch(org.apache.calcite.plan.RelOptRuleCall)"><code>RelOptRule.onMatch(RelOptRuleCall)</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i3"> |
| <td class="colFirst"><code><a href="RelOptRuleOperand.html" title="class in org.apache.calcite.plan">RelOptRuleOperand</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getOperand0()">getOperand0</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the root operand matched by this rule.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i4"> |
| <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="../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="#getParents()">getParents</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns a list of parents of the first relational expression.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i5"> |
| <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="#getPlanner()">getPlanner</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the planner.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i6"> |
| <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="../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="#getRelList()">getRelList</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns a list of matched relational expressions.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i7"> |
| <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="#getRels()">getRels</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> |
| <div class="deprecationComment">Use <a href="#getRelList()"><code>getRelList()</code></a> or <a href="#rel(int)"><code>rel(int)</code></a></div> |
| </div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i8"> |
| <td class="colFirst"><code><a href="RelOptRule.html" title="class in org.apache.calcite.plan">RelOptRule</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getRule()">getRule</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the invoked planner rule.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i9"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isRuleExcluded()">isRuleExcluded</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Determines whether the rule is excluded by any root node hint.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i10"> |
| <td class="colFirst"><code><T extends <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>><br>T</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#rel(int)">rel</a></span>​(int ordinal)</code></th> |
| <td class="colLast"> |
| <div class="block">Retrieves the <code>ordinal</code>th matched relational expression.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i11"> |
| <td class="colFirst"><code>protected void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setChildRels(org.apache.calcite.rel.RelNode,java.util.List)">setChildRels</a></span>​(<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| <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/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> inputs)</code></th> |
| <td class="colLast"> |
| <div class="block">Assigns the input relational expressions of a given relational expression, |
| as seen by this particular call.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i12"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#transformTo(org.apache.calcite.rel.RelNode)">transformTo</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">Registers that a rule has produced an equivalent relational expression, |
| but no other equivalences.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i13"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#transformTo(org.apache.calcite.rel.RelNode,java.util.Map)">transformTo</a></span>​(<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a><<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>,​<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> equiv)</code></th> |
| <td class="colLast"> |
| <div class="block">Registers that a rule has produced an equivalent relational expression, |
| with specified equivalences.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i14"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#transformTo(org.apache.calcite.rel.RelNode,java.util.Map,org.apache.calcite.plan.RelHintsPropagator)">transformTo</a></span>​(<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a><<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>,​<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> equiv, |
| <a href="RelHintsPropagator.html" title="interface in org.apache.calcite.plan">RelHintsPropagator</a> handler)</code></th> |
| <td class="colLast"> |
| <div class="block">Registers that a rule has produced an equivalent relational expression.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i15"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#transformTo(org.apache.calcite.rel.RelNode,org.apache.calcite.plan.RelHintsPropagator)">transformTo</a></span>​(<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| <a href="RelHintsPropagator.html" title="interface in org.apache.calcite.plan">RelHintsPropagator</a> handler)</code></th> |
| <td class="colLast"> |
| <div class="block">Registers that a rule has produced an equivalent relational expression, |
| but no other equivalences.</div> |
| </td> |
| </tr> |
| </tbody> |
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| <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> |
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| <h3><a id="LOGGER">LOGGER</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected static final</span> <span class="returnType">org.slf4j.Logger</span> <span class="memberName">LOGGER</span></div> |
| </section> |
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| <h3><a id="id">id</a></h3> |
| <div class="memberSignature"><span class="modifiers">public final</span> <span class="returnType">int</span> <span class="memberName">id</span></div> |
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| <h3><a id="operand0">operand0</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected final</span> <span class="returnType"><a href="RelOptRuleOperand.html" title="class in org.apache.calcite.plan">RelOptRuleOperand</a></span> <span class="memberName">operand0</span></div> |
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| <h3><a id="nodeInputs">nodeInputs</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a><<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>,​<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/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>>></span> <span class="memberName">nodeInputs</span></div> |
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| <h3><a id="rule">rule</a></h3> |
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| <h3><a id="rels">rels</a></h3> |
| <div class="memberSignature"><span class="modifiers">public final</span> <span class="returnType"><a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>[]</span> <span class="memberName">rels</span></div> |
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| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
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| <h3><a id="<init>(org.apache.calcite.plan.RelOptPlanner,org.apache.calcite.plan.RelOptRuleOperand,org.apache.calcite.rel.RelNode[],java.util.Map,java.util.List)">RelOptRuleCall</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="memberName">RelOptRuleCall</span>​(<span class="arguments"><a href="RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a> planner, |
| <a href="RelOptRuleOperand.html" title="class in org.apache.calcite.plan">RelOptRuleOperand</a> operand, |
| <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>[] rels, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a><<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>,​<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/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>>> nodeInputs, |
| <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/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> parents)</span></div> |
| <div class="block">Creates a RelOptRuleCall.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>planner</code> - Planner</dd> |
| <dd><code>operand</code> - Root operand</dd> |
| <dd><code>rels</code> - Array of relational expressions which matched each |
| operand</dd> |
| <dd><code>nodeInputs</code> - For each node which matched with |
| <code>matchAnyChildren</code>=true, a list of the node's |
| inputs</dd> |
| <dd><code>parents</code> - list of parent RelNodes corresponding to the first |
| relational expression in the array argument, if known; |
| otherwise, null</dd> |
| </dl> |
| </section> |
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| <h3><a id="<init>(org.apache.calcite.plan.RelOptPlanner,org.apache.calcite.plan.RelOptRuleOperand,org.apache.calcite.rel.RelNode[],java.util.Map)">RelOptRuleCall</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="memberName">RelOptRuleCall</span>​(<span class="arguments"><a href="RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a> planner, |
| <a href="RelOptRuleOperand.html" title="class in org.apache.calcite.plan">RelOptRuleOperand</a> operand, |
| <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>[] rels, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a><<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>,​<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/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>>> nodeInputs)</span></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ============ METHOD DETAIL ========== --> |
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| </a> |
| <h2>Method Details</h2> |
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| <section class="detail"> |
| <h3><a id="getOperand0()">getOperand0</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="RelOptRuleOperand.html" title="class in org.apache.calcite.plan">RelOptRuleOperand</a></span> <span class="memberName">getOperand0</span>()</div> |
| <div class="block">Returns the root operand matched by this rule.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>root operand</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getRule()">getRule</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="RelOptRule.html" title="class in org.apache.calcite.plan">RelOptRule</a></span> <span class="memberName">getRule</span>()</div> |
| <div class="block">Returns the invoked planner rule.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>planner rule</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getRels()">getRels</a></h3> |
| <div class="memberSignature"><span class="annotations"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang" class="externalLink">@Deprecated</a> |
| </span><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">getRels</span>()</div> |
| <div class="deprecationBlock"><span class="deprecatedLabel">Deprecated.</span> |
| <div class="deprecationComment">Use <a href="#getRelList()"><code>getRelList()</code></a> or <a href="#rel(int)"><code>rel(int)</code></a></div> |
| </div> |
| <div class="block">Returns a list of matched relational expressions.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>matched relational expressions</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getRelList()">getRelList</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="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>></span> <span class="memberName">getRelList</span>()</div> |
| <div class="block">Returns a list of matched relational expressions.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>matched relational expressions</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="#rel(int)"><code>rel(int)</code></a></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="rel(int)">rel</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="typeParameters"><T extends <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>></span> <span class="returnType">T</span> <span class="memberName">rel</span>​(<span class="arguments">int ordinal)</span></div> |
| <div class="block">Retrieves the <code>ordinal</code>th matched relational expression. This |
| corresponds to the <code>ordinal</code>th operand of the rule.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>T</code> - Type</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>ordinal</code> - Ordinal</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Relational expression</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getChildRels(org.apache.calcite.rel.RelNode)">getChildRels</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="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>></span> <span class="memberName">getChildRels</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 children of a given relational expression node matched in a |
| rule. |
| |
| <p>If the policy of the operand which caused the match is not |
| <a href="RelOptRuleOperandChildPolicy.html#ANY"><code>RelOptRuleOperandChildPolicy.ANY</code></a>, |
| the children will have their |
| own operands and therefore be easily available in the array returned by |
| the <a href="#getRelList()"><code>getRelList()</code></a> method, so this method returns null. |
| |
| <p>This method is for |
| <a href="RelOptRuleOperandChildPolicy.html#ANY"><code>RelOptRuleOperandChildPolicy.ANY</code></a>, |
| which is generally used when a node can have a variable number of |
| children, and hence where the matched children are not retrievable by any |
| other means. |
| |
| <p>Warning: it produces wrong result for <code>unordered(...)</code> case.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - Relational expression</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Children of relational expression</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="setChildRels(org.apache.calcite.rel.RelNode,java.util.List)">setChildRels</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="returnType">void</span> <span class="memberName">setChildRels</span>​(<span class="arguments"><a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| <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/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> inputs)</span></div> |
| <div class="block">Assigns the input relational expressions of a given relational expression, |
| as seen by this particular call. Is only called when the operand is |
| <a href="RelRule.OperandDetailBuilder.html#anyInputs()"><code>any</code></a>.</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getPlanner()">getPlanner</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">getPlanner</span>()</div> |
| <div class="block">Returns the planner.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>planner</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="isRuleExcluded()">isRuleExcluded</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">boolean</span> <span class="memberName">isRuleExcluded</span>()</div> |
| <div class="block">Determines whether the rule is excluded by any root node hint.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true iff rule should be excluded</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getMetadataQuery()">getMetadataQuery</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="../rel/metadata/RelMetadataQuery.html" title="class in org.apache.calcite.rel.metadata">RelMetadataQuery</a></span> <span class="memberName">getMetadataQuery</span>()</div> |
| <div class="block">Returns the current RelMetadataQuery |
| to be used for instance by |
| <a href="RelOptRule.html#onMatch(org.apache.calcite.plan.RelOptRuleCall)"><code>RelOptRule.onMatch(RelOptRuleCall)</code></a>.</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getParents()">getParents</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="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>></span> <span class="memberName">getParents</span>()</div> |
| <div class="block">Returns a list of parents of the first relational expression.</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="transformTo(org.apache.calcite.rel.RelNode,java.util.Map,org.apache.calcite.plan.RelHintsPropagator)">transformTo</a></h3> |
| <div class="memberSignature"><span class="modifiers">public abstract</span> <span class="returnType">void</span> <span class="memberName">transformTo</span>​(<span class="arguments"><a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a><<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>,​<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> equiv, |
| <a href="RelHintsPropagator.html" title="interface in org.apache.calcite.plan">RelHintsPropagator</a> handler)</span></div> |
| <div class="block">Registers that a rule has produced an equivalent relational expression. |
| |
| <p>Called by the rule whenever it finds a match. The implementation of |
| this method guarantees that the original relational expression (that is, |
| <code>this.rels[0]</code>) has its traits propagated to the new |
| relational expression (<code>rel</code>) and its unregistered children. |
| Any trait not specifically set in the RelTraitSet returned by <code> |
| rel.getTraits()</code> will be copied from <code> |
| this.rels[0].getTraitSet()</code>. |
| |
| <p>The hints of the root relational expression of |
| the rule call(<code>this.rels[0]</code>) |
| are copied to the new relational expression(<code>rel</code>) |
| with specified handler <code>handler</code>.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - Relational expression equivalent to the root relational |
| expression of the rule call, <code>call.rels(0)</code></dd> |
| <dd><code>equiv</code> - Map of other equivalences</dd> |
| <dd><code>handler</code> - Handler to customize the relational expression that registers |
| into the planner, the first parameter is the root relational expression |
| and the second parameter is the new relational expression</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="transformTo(org.apache.calcite.rel.RelNode,java.util.Map)">transformTo</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">transformTo</span>​(<span class="arguments"><a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a><<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>,​<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> equiv)</span></div> |
| <div class="block">Registers that a rule has produced an equivalent relational expression, |
| with specified equivalences. |
| |
| <p>The hints are copied with filter strategies from |
| the root relational expression of the rule call(<code>this.rels[0]</code>) |
| to the new relational expression(<code>rel</code>).</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - Relational expression equivalent to the root relational |
| expression of the rule call, <code>call.rels(0)</code></dd> |
| <dd><code>equiv</code> - Map of other equivalences</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="transformTo(org.apache.calcite.rel.RelNode)">transformTo</a></h3> |
| <div class="memberSignature"><span class="modifiers">public final</span> <span class="returnType">void</span> <span class="memberName">transformTo</span>​(<span class="arguments"><a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel)</span></div> |
| <div class="block">Registers that a rule has produced an equivalent relational expression, |
| but no other equivalences. |
| |
| <p>The hints are copied with filter strategies from |
| the root relational expression of the rule call(<code>this.rels[0]</code>) |
| to the new relational expression(<code>rel</code>).</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - Relational expression equivalent to the root relational |
| expression of the rule call, <code>call.rels(0)</code></dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="transformTo(org.apache.calcite.rel.RelNode,org.apache.calcite.plan.RelHintsPropagator)">transformTo</a></h3> |
| <div class="memberSignature"><span class="modifiers">public final</span> <span class="returnType">void</span> <span class="memberName">transformTo</span>​(<span class="arguments"><a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rel, |
| <a href="RelHintsPropagator.html" title="interface in org.apache.calcite.plan">RelHintsPropagator</a> handler)</span></div> |
| <div class="block">Registers that a rule has produced an equivalent relational expression, |
| but no other equivalences. |
| |
| <p>The hints of the root relational expression of |
| the rule call(<code>this.rels[0]</code>) |
| are copied to the new relational expression(<code>rel</code>) |
| with specified handler <code>handler</code>.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rel</code> - Relational expression equivalent to the root relational |
| expression of the rule call, <code>call.rels(0)</code></dd> |
| <dd><code>handler</code> - Handler to customize the relational expression that registers |
| into the planner, the first parameter is the root relational expression |
| and the second parameter is the new relational expression</dd> |
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| <h3><a id="builder()">builder</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="../tools/RelBuilder.html" title="class in org.apache.calcite.tools">RelBuilder</a></span> <span class="memberName">builder</span>()</div> |
| <div class="block">Creates a <a href="../tools/RelBuilder.html" title="class in org.apache.calcite.tools"><code>RelBuilder</code></a> to be used by |
| code within the call. The <a href="RelOptRule.html#relBuilderFactory"><code>RelOptRule.relBuilderFactory</code></a> argument contains policies |
| such as what implementation of <a href="../rel/core/Filter.html" title="class in org.apache.calcite.rel.core"><code>Filter</code></a> to create.</div> |
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