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| <div class="subTitle">org.apache.calcite.plan</div> |
| <h2 title="类 AbstractRelOptPlanner" class="title">类 AbstractRelOptPlanner</h2> |
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| <ul class="inheritance"> |
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| <ul class="inheritance"> |
| <li>org.apache.calcite.plan.AbstractRelOptPlanner</li> |
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| <div class="description"> |
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| <dl> |
| <dt>所有已实现的接口:</dt> |
| <dd><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></dd> |
| </dl> |
| <dl> |
| <dt>直接已知子类:</dt> |
| <dd><a href="../../../../org/apache/calcite/plan/hep/HepPlanner.html" title="org.apache.calcite.plan.hep中的类">HepPlanner</a>, <a href="../../../../org/apache/calcite/plan/volcano/VolcanoPlanner.html" title="org.apache.calcite.plan.volcano中的类">VolcanoPlanner</a></dd> |
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| <pre>public abstract class <span class="typeNameLabel">AbstractRelOptPlanner</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> |
| implements <a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></pre> |
| <div class="block">Abstract base for implementations of the <a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口"><code>RelOptPlanner</code></a> interface.</div> |
| </li> |
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| <!-- ======== NESTED CLASS SUMMARY ======== --> |
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| <h3>嵌套类概要</h3> |
| <ul class="blockList"> |
| <li class="blockList"><a name="nested.classes.inherited.from.class.org.apache.calcite.plan.RelOptPlanner"> |
| <!-- --> |
| </a> |
| <h3>从接口继承的嵌套类/接口 org.apache.calcite.plan.<a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></h3> |
| <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.CannotPlanException.html" title="org.apache.calcite.plan中的类">RelOptPlanner.CannotPlanException</a>, <a href="../../../../org/apache/calcite/plan/RelOptPlanner.Executor.html" title="org.apache.calcite.plan中的接口">RelOptPlanner.Executor</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| <!-- =========== FIELD SUMMARY =========== --> |
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| <h3>字段概要</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="字段概要表, 列表字段和解释"> |
| <caption><span>字段</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">限定符和类型</th> |
| <th class="colLast" scope="col">字段和说明</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../org/apache/calcite/plan/Context.html" title="org.apache.calcite.plan中的接口">Context</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#context">context</a></span></code> |
| <div class="block">External context.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../org/apache/calcite/plan/RelOptCostFactory.html" title="org.apache.calcite.plan中的接口">RelOptCostFactory</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#costFactory">costFactory</a></span></code> </td> |
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| </a> |
| <h3>从接口继承的字段 org.apache.calcite.plan.<a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></h3> |
| <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#LOGGER">LOGGER</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.summary"> |
| <!-- --> |
| </a> |
| <h3>构造器概要</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="构造器概要表, 列表构造器和解释"> |
| <caption><span>构造器</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">限定符</th> |
| <th class="colLast" scope="col">构造器和说明</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#AbstractRelOptPlanner-org.apache.calcite.plan.RelOptCostFactory-org.apache.calcite.plan.Context-">AbstractRelOptPlanner</a></span>(<a href="../../../../org/apache/calcite/plan/RelOptCostFactory.html" title="org.apache.calcite.plan中的接口">RelOptCostFactory</a> costFactory, |
| <a href="../../../../org/apache/calcite/plan/Context.html" title="org.apache.calcite.plan中的接口">Context</a> context)</code> |
| <div class="block">Creates an AbstractRelOptPlanner.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <ul class="blockList"> |
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| <!-- --> |
| </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"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">静态方法</a></span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">实例方法</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">具体方法</a></span><span class="tabEnd"> </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>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#addLattice-org.apache.calcite.plan.RelOptLattice-">addLattice</a></span>(<a href="../../../../org/apache/calcite/plan/RelOptLattice.html" title="org.apache.calcite.plan中的类">RelOptLattice</a> lattice)</code> |
| <div class="block">Defines a lattice.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#addListener-org.apache.calcite.plan.RelOptListener-">addListener</a></span>(<a href="../../../../org/apache/calcite/plan/RelOptListener.html" title="org.apache.calcite.plan中的接口">RelOptListener</a> newListener)</code> |
| <div class="block">Adds a listener to this planner.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#addMaterialization-org.apache.calcite.plan.RelOptMaterialization-">addMaterialization</a></span>(<a href="../../../../org/apache/calcite/plan/RelOptMaterialization.html" title="org.apache.calcite.plan中的类">RelOptMaterialization</a> materialization)</code> |
| <div class="block">Defines a pair of relational expressions that are equivalent.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#addRelTraitDef-org.apache.calcite.plan.RelTraitDef-">addRelTraitDef</a></span>(<a href="../../../../org/apache/calcite/plan/RelTraitDef.html" title="org.apache.calcite.plan中的类">RelTraitDef</a> relTraitDef)</code> |
| <div class="block">Registers a rel trait definition.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#checkCancel--">checkCancel</a></span>()</code> |
| <div class="block">Checks to see whether cancellation has been requested, and if so, throws |
| an exception.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <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/AbstractRelOptPlanner.html#chooseDelegate--">chooseDelegate</a></span>()</code> |
| <div class="block">Negotiates an appropriate planner to deal with distributed queries.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#clear--">clear</a></span>()</code> |
| <div class="block">Removes all internal state, including all registered rules, |
| materialized views, and lattices.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#clearRelTraitDefs--">clearRelTraitDefs</a></span>()</code> |
| <div class="block">Clear all the registered RelTraitDef.</div> |
| </td> |
| </tr> |
| <tr id="i8" 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/AbstractRelOptPlanner.html#emptyTraitSet--">emptyTraitSet</a></span>()</code> |
| <div class="block">Creates an empty trait set.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#fireRule-org.apache.calcite.plan.RelOptRuleCall-">fireRule</a></span>(<a href="../../../../org/apache/calcite/plan/RelOptRuleCall.html" title="org.apache.calcite.plan中的类">RelOptRuleCall</a> ruleCall)</code> |
| <div class="block">Fires a rule, taking care of tracing and listener notification.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/calcite/plan/Context.html" title="org.apache.calcite.plan中的接口">Context</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#getContext--">getContext</a></span>()</code> |
| <div class="block">Provides the Context created when this planner was constructed.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/calcite/plan/RelOptCost.html" title="org.apache.calcite.plan中的接口">RelOptCost</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#getCost-org.apache.calcite.rel.RelNode-">getCost</a></span>(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel)</code> </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/calcite/plan/RelOptCost.html" title="org.apache.calcite.plan中的接口">RelOptCost</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#getCost-org.apache.calcite.rel.RelNode-org.apache.calcite.rel.metadata.RelMetadataQuery-">getCost</a></span>(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel, |
| <a href="../../../../org/apache/calcite/rel/metadata/RelMetadataQuery.html" title="org.apache.calcite.rel.metadata中的类">RelMetadataQuery</a> mq)</code> |
| <div class="block">Computes the cost of a RelNode.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/calcite/plan/RelOptCostFactory.html" title="org.apache.calcite.plan中的接口">RelOptCostFactory</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#getCostFactory--">getCostFactory</a></span>()</code> |
| <div class="block">Returns the factory that creates |
| <a href="../../../../org/apache/calcite/plan/RelOptCost.html" title="org.apache.calcite.plan中的接口"><code>RelOptCost</code></a>s.</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/calcite/rex/RexExecutor.html" title="org.apache.calcite.rex中的接口">RexExecutor</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#getExecutor--">getExecutor</a></span>()</code> |
| <div class="block">Returns the executor used to evaluate constant expressions.</div> |
| </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/calcite/plan/RelOptLattice.html" title="org.apache.calcite.plan中的类">RelOptLattice</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#getLattice-org.apache.calcite.plan.RelOptTable-">getLattice</a></span>(<a href="../../../../org/apache/calcite/plan/RelOptTable.html" title="org.apache.calcite.plan中的接口">RelOptTable</a> table)</code> |
| <div class="block">Retrieves a lattice, given its star table.</div> |
| </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../org/apache/calcite/plan/MulticastRelOptListener.html" title="org.apache.calcite.plan中的类">MulticastRelOptListener</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#getListener--">getListener</a></span>()</code> </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../org/apache/calcite/plan/RelOptMaterialization.html" title="org.apache.calcite.plan中的类">RelOptMaterialization</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#getMaterializations--">getMaterializations</a></span>()</code> |
| <div class="block">Returns the materializations that have been registered with the planner.</div> |
| </td> |
| </tr> |
| <tr id="i18" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#getRelMetadataTimestamp-org.apache.calcite.rel.RelNode-">getRelMetadataTimestamp</a></span>(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel)</code> |
| <div class="block">Gets a timestamp for a given rel's metadata.</div> |
| </td> |
| </tr> |
| <tr id="i19" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../org/apache/calcite/plan/RelTraitDef.html" title="org.apache.calcite.plan中的类">RelTraitDef</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#getRelTraitDefs--">getRelTraitDefs</a></span>()</code> |
| <div class="block">Returns the list of active trait types.</div> |
| </td> |
| </tr> |
| <tr id="i20" class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../org/apache/calcite/plan/RelOptRule.html" title="org.apache.calcite.plan中的类">RelOptRule</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#getRuleByDescription-java.lang.String-">getRuleByDescription</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> description)</code> |
| <div class="block">Returns the rule with a given description</div> |
| </td> |
| </tr> |
| <tr id="i21" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#isRuleExcluded-org.apache.calcite.plan.RelOptRule-">isRuleExcluded</a></span>(<a href="../../../../org/apache/calcite/plan/RelOptRule.html" title="org.apache.calcite.plan中的类">RelOptRule</a> rule)</code> |
| <div class="block">Determines whether a given rule is excluded by ruleDescExclusionFilter.</div> |
| </td> |
| </tr> |
| <tr id="i22" class="altColor"> |
| <td class="colFirst"><code>protected static <a href="../../../../org/apache/calcite/util/Pair.html" title="org.apache.calcite.util中的类">Pair</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#key-org.apache.calcite.rel.RelNode-">key</a></span>(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel)</code> |
| <div class="block">Computes the key for relational expression digest cache.</div> |
| </td> |
| </tr> |
| <tr id="i23" class="rowColor"> |
| <td class="colFirst"><code>protected static <a href="../../../../org/apache/calcite/util/Pair.html" title="org.apache.calcite.util中的类">Pair</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#key-java.lang.String-org.apache.calcite.rel.type.RelDataType-">key</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> digest, |
| <a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> relType)</code> |
| <div class="block">Computes the key for relational expression digest cache.</div> |
| </td> |
| </tr> |
| <tr id="i24" class="altColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#mapRuleDescription-org.apache.calcite.plan.RelOptRule-">mapRuleDescription</a></span>(<a href="../../../../org/apache/calcite/plan/RelOptRule.html" title="org.apache.calcite.plan中的类">RelOptRule</a> rule)</code> |
| <div class="block">Registers a rule's description.</div> |
| </td> |
| </tr> |
| <tr id="i25" class="rowColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#notifyChosen-org.apache.calcite.rel.RelNode-">notifyChosen</a></span>(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel)</code> |
| <div class="block">Takes care of tracing and listener notification when a rel is chosen as |
| part of the final plan.</div> |
| </td> |
| </tr> |
| <tr id="i26" class="altColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#notifyDiscard-org.apache.calcite.rel.RelNode-">notifyDiscard</a></span>(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel)</code> |
| <div class="block">Takes care of tracing and listener notification when a rel is discarded</div> |
| </td> |
| </tr> |
| <tr id="i27" class="rowColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#notifyEquivalence-org.apache.calcite.rel.RelNode-java.lang.Object-boolean-">notifyEquivalence</a></span>(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel, |
| <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> equivalenceClass, |
| boolean physical)</code> |
| <div class="block">Takes care of tracing and listener notification when a rel equivalence is |
| detected.</div> |
| </td> |
| </tr> |
| <tr id="i28" class="altColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#notifyTransformation-org.apache.calcite.plan.RelOptRuleCall-org.apache.calcite.rel.RelNode-boolean-">notifyTransformation</a></span>(<a href="../../../../org/apache/calcite/plan/RelOptRuleCall.html" title="org.apache.calcite.plan中的类">RelOptRuleCall</a> ruleCall, |
| <a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> newRel, |
| boolean before)</code> |
| <div class="block">Takes care of tracing and listener notification when a rule's |
| transformation is applied.</div> |
| </td> |
| </tr> |
| <tr id="i29" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#onCopy-org.apache.calcite.rel.RelNode-org.apache.calcite.rel.RelNode-">onCopy</a></span>(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel, |
| <a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> newRel)</code> |
| <div class="block">Called when a relational expression is copied to a similar expression.</div> |
| </td> |
| </tr> |
| <tr id="i30" class="altColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#onNewClass-org.apache.calcite.rel.RelNode-">onNewClass</a></span>(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> node)</code> |
| <div class="block">Called when a new class of <a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口"><code>RelNode</code></a> is seen.</div> |
| </td> |
| </tr> |
| <tr id="i31" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#registerClass-org.apache.calcite.rel.RelNode-">registerClass</a></span>(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> node)</code> |
| <div class="block">Registers a class of RelNode.</div> |
| </td> |
| </tr> |
| <tr id="i32" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#registerMetadataProviders-java.util.List-">registerMetadataProviders</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../org/apache/calcite/rel/metadata/RelMetadataProvider.html" title="org.apache.calcite.rel.metadata中的接口">RelMetadataProvider</a>> list)</code> |
| <div class="block">Gives this planner a chance to register one or more |
| <a href="../../../../org/apache/calcite/rel/metadata/RelMetadataProvider.html" title="org.apache.calcite.rel.metadata中的接口"><code>RelMetadataProvider</code></a>s in the chain which will be used to answer |
| metadata queries.</div> |
| </td> |
| </tr> |
| <tr id="i33" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#registerSchema-org.apache.calcite.plan.RelOptSchema-">registerSchema</a></span>(<a href="../../../../org/apache/calcite/plan/RelOptSchema.html" title="org.apache.calcite.plan中的接口">RelOptSchema</a> schema)</code> |
| <div class="block">Tells this planner that a schema exists.</div> |
| </td> |
| </tr> |
| <tr id="i34" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#setCancelFlag-org.apache.calcite.util.CancelFlag-">setCancelFlag</a></span>(<a href="../../../../org/apache/calcite/util/CancelFlag.html" title="org.apache.calcite.util中的类">CancelFlag</a> cancelFlag)</code> |
| <div class="block">Does nothing.</div> |
| </td> |
| </tr> |
| <tr id="i35" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#setExecutor-org.apache.calcite.rex.RexExecutor-">setExecutor</a></span>(<a href="../../../../org/apache/calcite/rex/RexExecutor.html" title="org.apache.calcite.rex中的接口">RexExecutor</a> executor)</code> |
| <div class="block">Sets the object that can execute scalar expressions.</div> |
| </td> |
| </tr> |
| <tr id="i36" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#setImportance-org.apache.calcite.rel.RelNode-double-">setImportance</a></span>(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel, |
| double importance)</code> |
| <div class="block">Sets the importance of a relational expression.</div> |
| </td> |
| </tr> |
| <tr id="i37" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#setRuleDescExclusionFilter-java.util.regex.Pattern-">setRuleDescExclusionFilter</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/regex/Pattern.html?is-external=true" title="java.util.regex中的类或接口">Pattern</a> exclusionFilter)</code> |
| <div class="block">Sets the exclusion filter to use for this planner.</div> |
| </td> |
| </tr> |
| <tr id="i38" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><? extends <a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a>>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#subClasses-java.lang.Class-">subClasses</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><? extends <a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a>> clazz)</code> |
| <div class="block">Returns sub-classes of relational expression.</div> |
| </td> |
| </tr> |
| <tr id="i39" class="rowColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/plan/AbstractRelOptPlanner.html#unmapRuleDescription-org.apache.calcite.plan.RelOptRule-">unmapRuleDescription</a></span>(<a href="../../../../org/apache/calcite/plan/RelOptRule.html" title="org.apache.calcite.plan中的类">RelOptRule</a> rule)</code> |
| <div class="block">Removes the mapping between a rule and its description.</div> |
| </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 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> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods.inherited.from.class.org.apache.calcite.plan.RelOptPlanner"> |
| <!-- --> |
| </a> |
| <h3>从接口继承的方法 org.apache.calcite.plan.<a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></h3> |
| <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#addRule-org.apache.calcite.plan.RelOptRule-">addRule</a>, <a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#changeTraits-org.apache.calcite.rel.RelNode-org.apache.calcite.plan.RelTraitSet-">changeTraits</a>, <a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#ensureRegistered-org.apache.calcite.rel.RelNode-org.apache.calcite.rel.RelNode-">ensureRegistered</a>, <a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#findBestExp--">findBestExp</a>, <a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getRoot--">getRoot</a>, <a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getRules--">getRules</a>, <a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#isRegistered-org.apache.calcite.rel.RelNode-">isRegistered</a>, <a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#register-org.apache.calcite.rel.RelNode-org.apache.calcite.rel.RelNode-">register</a>, <a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#removeRule-org.apache.calcite.plan.RelOptRule-">removeRule</a>, <a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#setRoot-org.apache.calcite.rel.RelNode-">setRoot</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="field.detail"> |
| <!-- --> |
| </a> |
| <h3>字段详细资料</h3> |
| <a name="costFactory"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>costFactory</h4> |
| <pre>protected final <a href="../../../../org/apache/calcite/plan/RelOptCostFactory.html" title="org.apache.calcite.plan中的接口">RelOptCostFactory</a> costFactory</pre> |
| </li> |
| </ul> |
| <a name="context"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>context</h4> |
| <pre>protected final <a href="../../../../org/apache/calcite/plan/Context.html" title="org.apache.calcite.plan中的接口">Context</a> context</pre> |
| <div class="block">External context. Never null.</div> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.detail"> |
| <!-- --> |
| </a> |
| <h3>构造器详细资料</h3> |
| <a name="AbstractRelOptPlanner-org.apache.calcite.plan.RelOptCostFactory-org.apache.calcite.plan.Context-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>AbstractRelOptPlanner</h4> |
| <pre>protected AbstractRelOptPlanner(<a href="../../../../org/apache/calcite/plan/RelOptCostFactory.html" title="org.apache.calcite.plan中的接口">RelOptCostFactory</a> costFactory, |
| <a href="../../../../org/apache/calcite/plan/Context.html" title="org.apache.calcite.plan中的接口">Context</a> context)</pre> |
| <div class="block">Creates an AbstractRelOptPlanner.</div> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.detail"> |
| <!-- --> |
| </a> |
| <h3>方法详细资料</h3> |
| <a name="clear--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>clear</h4> |
| <pre>public void clear()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/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">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#clear--">clear</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getContext--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getContext</h4> |
| <pre>public <a href="../../../../org/apache/calcite/plan/Context.html" title="org.apache.calcite.plan中的接口">Context</a> getContext()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getContext--">RelOptPlanner</a></code></span></div> |
| <div class="block">Provides the Context created when this planner was constructed.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getContext--">getContext</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Never null; either an externally defined context, or a dummy |
| context that returns null for each requested interface</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getCostFactory--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getCostFactory</h4> |
| <pre>public <a href="../../../../org/apache/calcite/plan/RelOptCostFactory.html" title="org.apache.calcite.plan中的接口">RelOptCostFactory</a> getCostFactory()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getCostFactory--">RelOptPlanner</a></code></span></div> |
| <div class="block">Returns the factory that creates |
| <a href="../../../../org/apache/calcite/plan/RelOptCost.html" title="org.apache.calcite.plan中的接口"><code>RelOptCost</code></a>s.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getCostFactory--">getCostFactory</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="setCancelFlag-org.apache.calcite.util.CancelFlag-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setCancelFlag</h4> |
| <pre>public void setCancelFlag(<a href="../../../../org/apache/calcite/util/CancelFlag.html" title="org.apache.calcite.util中的类">CancelFlag</a> cancelFlag)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#setCancelFlag-org.apache.calcite.util.CancelFlag-">RelOptPlanner</a></code></span></div> |
| <div class="block">Does nothing.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#setCancelFlag-org.apache.calcite.util.CancelFlag-">setCancelFlag</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>cancelFlag</code> - flag which the planner should periodically check</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="checkCancel--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>checkCancel</h4> |
| <pre>public void checkCancel()</pre> |
| <div class="block">Checks to see whether cancellation has been requested, and if so, throws |
| an exception.</div> |
| </li> |
| </ul> |
| <a name="mapRuleDescription-org.apache.calcite.plan.RelOptRule-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>mapRuleDescription</h4> |
| <pre>protected void mapRuleDescription(<a href="../../../../org/apache/calcite/plan/RelOptRule.html" title="org.apache.calcite.plan中的类">RelOptRule</a> rule)</pre> |
| <div class="block">Registers a rule's description.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>rule</code> - Rule</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="unmapRuleDescription-org.apache.calcite.plan.RelOptRule-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>unmapRuleDescription</h4> |
| <pre>protected void unmapRuleDescription(<a href="../../../../org/apache/calcite/plan/RelOptRule.html" title="org.apache.calcite.plan中的类">RelOptRule</a> rule)</pre> |
| <div class="block">Removes the mapping between a rule and its description.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>rule</code> - Rule</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getRuleByDescription-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getRuleByDescription</h4> |
| <pre>protected <a href="../../../../org/apache/calcite/plan/RelOptRule.html" title="org.apache.calcite.plan中的类">RelOptRule</a> getRuleByDescription(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> description)</pre> |
| <div class="block">Returns the rule with a given description</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>description</code> - Description</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Rule with given description, or null if not found</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="setRuleDescExclusionFilter-java.util.regex.Pattern-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setRuleDescExclusionFilter</h4> |
| <pre>public void setRuleDescExclusionFilter(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/regex/Pattern.html?is-external=true" title="java.util.regex中的类或接口">Pattern</a> exclusionFilter)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#setRuleDescExclusionFilter-java.util.regex.Pattern-">RelOptPlanner</a></code></span></div> |
| <div class="block">Sets the exclusion filter to use for this planner. Rules which match the |
| given pattern will not be fired regardless of whether or when they are |
| added to the planner.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#setRuleDescExclusionFilter-java.util.regex.Pattern-">setRuleDescExclusionFilter</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>exclusionFilter</code> - pattern to match for exclusion; null to disable |
| filtering</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="isRuleExcluded-org.apache.calcite.plan.RelOptRule-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isRuleExcluded</h4> |
| <pre>public boolean isRuleExcluded(<a href="../../../../org/apache/calcite/plan/RelOptRule.html" title="org.apache.calcite.plan中的类">RelOptRule</a> rule)</pre> |
| <div class="block">Determines whether a given rule is excluded by ruleDescExclusionFilter.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>rule</code> - rule to test</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>true iff rule should be excluded</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="chooseDelegate--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>chooseDelegate</h4> |
| <pre>public <a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a> chooseDelegate()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/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">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#chooseDelegate--">chooseDelegate</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="addMaterialization-org.apache.calcite.plan.RelOptMaterialization-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>addMaterialization</h4> |
| <pre>public void addMaterialization(<a href="../../../../org/apache/calcite/plan/RelOptMaterialization.html" title="org.apache.calcite.plan中的类">RelOptMaterialization</a> materialization)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/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="../../../../org/apache/calcite/rel/logical/LogicalTableScan.html" title="org.apache.calcite.rel.logical中的类"><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">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#addMaterialization-org.apache.calcite.plan.RelOptMaterialization-">addMaterialization</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getMaterializations--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getMaterializations</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../org/apache/calcite/plan/RelOptMaterialization.html" title="org.apache.calcite.plan中的类">RelOptMaterialization</a>> getMaterializations()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/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">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getMaterializations--">getMaterializations</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="addLattice-org.apache.calcite.plan.RelOptLattice-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>addLattice</h4> |
| <pre>public void addLattice(<a href="../../../../org/apache/calcite/plan/RelOptLattice.html" title="org.apache.calcite.plan中的类">RelOptLattice</a> lattice)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/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="../../../../org/apache/calcite/plan/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">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#addLattice-org.apache.calcite.plan.RelOptLattice-">addLattice</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getLattice-org.apache.calcite.plan.RelOptTable-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getLattice</h4> |
| <pre>public <a href="../../../../org/apache/calcite/plan/RelOptLattice.html" title="org.apache.calcite.plan中的类">RelOptLattice</a> getLattice(<a href="../../../../org/apache/calcite/plan/RelOptTable.html" title="org.apache.calcite.plan中的接口">RelOptTable</a> table)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/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">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getLattice-org.apache.calcite.plan.RelOptTable-">getLattice</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="registerSchema-org.apache.calcite.plan.RelOptSchema-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>registerSchema</h4> |
| <pre>public void registerSchema(<a href="../../../../org/apache/calcite/plan/RelOptSchema.html" title="org.apache.calcite.plan中的接口">RelOptSchema</a> schema)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/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">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#registerSchema-org.apache.calcite.plan.RelOptSchema-">registerSchema</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getRelMetadataTimestamp-org.apache.calcite.rel.RelNode-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getRelMetadataTimestamp</h4> |
| <pre>public long getRelMetadataTimestamp(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/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="../../../../org/apache/calcite/rel/metadata/CachingRelMetadataProvider.html" title="org.apache.calcite.rel.metadata中的类"><code>CachingRelMetadataProvider</code></a> to decide whether cached metadata has |
| gone stale.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getRelMetadataTimestamp-org.apache.calcite.rel.RelNode-">getRelMetadataTimestamp</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>rel</code> - rel of interest</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>timestamp of last change which might affect metadata derivation</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="setImportance-org.apache.calcite.rel.RelNode-double-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setImportance</h4> |
| <pre>public void setImportance(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel, |
| double importance)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#setImportance-org.apache.calcite.rel.RelNode-double-">RelOptPlanner</a></code></span></div> |
| <div class="block">Sets the importance of a relational expression. |
| |
| <p>An important use of this method is when a <a href="../../../../org/apache/calcite/plan/RelOptRule.html" title="org.apache.calcite.plan中的类"><code>RelOptRule</code></a> has |
| created a relational expression which is indisputably better than the |
| original relational expression. The rule set the original relational |
| expression's importance to zero, to reduce the search space. Pending rule |
| calls are cancelled, and future rules will not fire.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#setImportance-org.apache.calcite.rel.RelNode-double-">setImportance</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>rel</code> - Relational expression</dd> |
| <dd><code>importance</code> - Importance</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="registerClass-org.apache.calcite.rel.RelNode-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>registerClass</h4> |
| <pre>public void registerClass(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> node)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#registerClass-org.apache.calcite.rel.RelNode-">RelOptPlanner</a></code></span></div> |
| <div class="block">Registers a class of RelNode. If this class of RelNode has been seen |
| before, does nothing.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#registerClass-org.apache.calcite.rel.RelNode-">registerClass</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>node</code> - Relational expression</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="onNewClass-org.apache.calcite.rel.RelNode-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>onNewClass</h4> |
| <pre>protected void onNewClass(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> node)</pre> |
| <div class="block">Called when a new class of <a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口"><code>RelNode</code></a> is seen.</div> |
| </li> |
| </ul> |
| <a name="emptyTraitSet--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>emptyTraitSet</h4> |
| <pre>public <a href="../../../../org/apache/calcite/plan/RelTraitSet.html" title="org.apache.calcite.plan中的类">RelTraitSet</a> emptyTraitSet()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/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">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#emptyTraitSet--">emptyTraitSet</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Empty trait set</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getCost-org.apache.calcite.rel.RelNode-org.apache.calcite.rel.metadata.RelMetadataQuery-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getCost</h4> |
| <pre>public <a href="../../../../org/apache/calcite/plan/RelOptCost.html" title="org.apache.calcite.plan中的接口">RelOptCost</a> getCost(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel, |
| <a href="../../../../org/apache/calcite/rel/metadata/RelMetadataQuery.html" title="org.apache.calcite.rel.metadata中的类">RelMetadataQuery</a> mq)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/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="../../../../org/apache/calcite/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">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getCost-org.apache.calcite.rel.RelNode-org.apache.calcite.rel.metadata.RelMetadataQuery-">getCost</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>rel</code> - Relational expression of interest</dd> |
| <dd><code>mq</code> - Metadata query</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>estimated cost</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getCost-org.apache.calcite.rel.RelNode-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getCost</h4> |
| <pre>public <a href="../../../../org/apache/calcite/plan/RelOptCost.html" title="org.apache.calcite.plan中的接口">RelOptCost</a> getCost(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getCost-org.apache.calcite.rel.RelNode-">getCost</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="addListener-org.apache.calcite.plan.RelOptListener-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>addListener</h4> |
| <pre>public void addListener(<a href="../../../../org/apache/calcite/plan/RelOptListener.html" title="org.apache.calcite.plan中的接口">RelOptListener</a> newListener)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#addListener-org.apache.calcite.plan.RelOptListener-">RelOptPlanner</a></code></span></div> |
| <div class="block">Adds a listener to this planner.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#addListener-org.apache.calcite.plan.RelOptListener-">addListener</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>newListener</code> - new listener to be notified of events</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="registerMetadataProviders-java.util.List-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>registerMetadataProviders</h4> |
| <pre>public void registerMetadataProviders(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../org/apache/calcite/rel/metadata/RelMetadataProvider.html" title="org.apache.calcite.rel.metadata中的接口">RelMetadataProvider</a>> list)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/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="../../../../org/apache/calcite/rel/metadata/RelMetadataProvider.html" title="org.apache.calcite.rel.metadata中的接口"><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">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#registerMetadataProviders-java.util.List-">registerMetadataProviders</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>list</code> - receives planner's custom providers, if any</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="addRelTraitDef-org.apache.calcite.plan.RelTraitDef-"> |
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| </a> |
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| <h4>addRelTraitDef</h4> |
| <pre>public boolean addRelTraitDef(<a href="../../../../org/apache/calcite/plan/RelTraitDef.html" title="org.apache.calcite.plan中的类">RelTraitDef</a> relTraitDef)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/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="../../../../org/apache/calcite/plan/RelTraitDef.html" title="org.apache.calcite.plan中的类"><code>RelTraitDef</code></a> has already |
| been registered, does nothing.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#addRelTraitDef-org.apache.calcite.plan.RelTraitDef-">addRelTraitDef</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>whether the RelTraitDef was added, as per |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true#add-E-" title="java.util中的类或接口"><code>Collection.add(E)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="clearRelTraitDefs--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>clearRelTraitDefs</h4> |
| <pre>public void clearRelTraitDefs()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#clearRelTraitDefs--">RelOptPlanner</a></code></span></div> |
| <div class="block">Clear all the registered RelTraitDef.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#clearRelTraitDefs--">clearRelTraitDefs</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getRelTraitDefs--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getRelTraitDefs</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../org/apache/calcite/plan/RelTraitDef.html" title="org.apache.calcite.plan中的类">RelTraitDef</a>> getRelTraitDefs()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getRelTraitDefs--">RelOptPlanner</a></code></span></div> |
| <div class="block">Returns the list of active trait types.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getRelTraitDefs--">getRelTraitDefs</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="setExecutor-org.apache.calcite.rex.RexExecutor-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setExecutor</h4> |
| <pre>public void setExecutor(<a href="../../../../org/apache/calcite/rex/RexExecutor.html" title="org.apache.calcite.rex中的接口">RexExecutor</a> executor)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#setExecutor-org.apache.calcite.rex.RexExecutor-">RelOptPlanner</a></code></span></div> |
| <div class="block">Sets the object that can execute scalar expressions.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#setExecutor-org.apache.calcite.rex.RexExecutor-">setExecutor</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getExecutor--"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>getExecutor</h4> |
| <pre>public <a href="../../../../org/apache/calcite/rex/RexExecutor.html" title="org.apache.calcite.rex中的接口">RexExecutor</a> getExecutor()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getExecutor--">RelOptPlanner</a></code></span></div> |
| <div class="block">Returns the executor used to evaluate constant expressions.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#getExecutor--">getExecutor</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="onCopy-org.apache.calcite.rel.RelNode-org.apache.calcite.rel.RelNode-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>onCopy</h4> |
| <pre>public void onCopy(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel, |
| <a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> newRel)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#onCopy-org.apache.calcite.rel.RelNode-org.apache.calcite.rel.RelNode-">RelOptPlanner</a></code></span></div> |
| <div class="block">Called when a relational expression is copied to a similar expression.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html#onCopy-org.apache.calcite.rel.RelNode-org.apache.calcite.rel.RelNode-">onCopy</a></code> 在接口中 <code><a href="../../../../org/apache/calcite/plan/RelOptPlanner.html" title="org.apache.calcite.plan中的接口">RelOptPlanner</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="fireRule-org.apache.calcite.plan.RelOptRuleCall-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>fireRule</h4> |
| <pre>protected void fireRule(<a href="../../../../org/apache/calcite/plan/RelOptRuleCall.html" title="org.apache.calcite.plan中的类">RelOptRuleCall</a> ruleCall)</pre> |
| <div class="block">Fires a rule, taking care of tracing and listener notification.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>ruleCall</code> - description of rule call</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="notifyTransformation-org.apache.calcite.plan.RelOptRuleCall-org.apache.calcite.rel.RelNode-boolean-"> |
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| </a> |
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| <h4>notifyTransformation</h4> |
| <pre>protected void notifyTransformation(<a href="../../../../org/apache/calcite/plan/RelOptRuleCall.html" title="org.apache.calcite.plan中的类">RelOptRuleCall</a> ruleCall, |
| <a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> newRel, |
| boolean before)</pre> |
| <div class="block">Takes care of tracing and listener notification when a rule's |
| transformation is applied.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>ruleCall</code> - description of rule call</dd> |
| <dd><code>newRel</code> - result of transformation</dd> |
| <dd><code>before</code> - true before registration of new rel; false after</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="notifyChosen-org.apache.calcite.rel.RelNode-"> |
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| </a> |
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| <h4>notifyChosen</h4> |
| <pre>protected void notifyChosen(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel)</pre> |
| <div class="block">Takes care of tracing and listener notification when a rel is chosen as |
| part of the final plan.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>rel</code> - chosen rel</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="notifyEquivalence-org.apache.calcite.rel.RelNode-java.lang.Object-boolean-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>notifyEquivalence</h4> |
| <pre>protected void notifyEquivalence(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel, |
| <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> equivalenceClass, |
| boolean physical)</pre> |
| <div class="block">Takes care of tracing and listener notification when a rel equivalence is |
| detected.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>rel</code> - chosen rel</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="notifyDiscard-org.apache.calcite.rel.RelNode-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>notifyDiscard</h4> |
| <pre>protected void notifyDiscard(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel)</pre> |
| <div class="block">Takes care of tracing and listener notification when a rel is discarded</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>rel</code> - discarded rel</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getListener--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getListener</h4> |
| <pre>protected <a href="../../../../org/apache/calcite/plan/MulticastRelOptListener.html" title="org.apache.calcite.plan中的类">MulticastRelOptListener</a> getListener()</pre> |
| </li> |
| </ul> |
| <a name="subClasses-java.lang.Class-"> |
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| <ul class="blockList"> |
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| <h4>subClasses</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><? extends <a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a>>> subClasses(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><? extends <a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a>> clazz)</pre> |
| <div class="block">Returns sub-classes of relational expression.</div> |
| </li> |
| </ul> |
| <a name="key-org.apache.calcite.rel.RelNode-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>key</h4> |
| <pre>protected static <a href="../../../../org/apache/calcite/util/Pair.html" title="org.apache.calcite.util中的类">Pair</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>>> key(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> rel)</pre> |
| <div class="block">Computes the key for relational expression digest cache.</div> |
| </li> |
| </ul> |
| <a name="key-java.lang.String-org.apache.calcite.rel.type.RelDataType-"> |
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| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>key</h4> |
| <pre>protected static <a href="../../../../org/apache/calcite/util/Pair.html" title="org.apache.calcite.util中的类">Pair</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>>> key(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> digest, |
| <a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> relType)</pre> |
| <div class="block">Computes the key for relational expression digest cache.</div> |
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