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<div class="subTitle">org.apache.calcite.piglet</div>
<h2 title="类 PigRelBuilder" class="title">类 PigRelBuilder</h2>
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<ul class="inheritance">
<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">java.lang.Object</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">org.apache.calcite.tools.RelBuilder</a></li>
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<ul class="inheritance">
<li>org.apache.calcite.piglet.PigRelBuilder</li>
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<pre>public class <span class="typeNameLabel">PigRelBuilder</span>
extends <a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a></pre>
<div class="block">Extension to <a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类"><code>RelBuilder</code></a> for Pig logical operators.</div>
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<h3>嵌套类概要</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="嵌套类概要表, 列表嵌套类和解释">
<caption><span>嵌套类</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">限定符和类型</th>
<th class="colLast" scope="col">类和说明</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.PigRelTranslationContext.html" title="org.apache.calcite.piglet中的类">PigRelBuilder.PigRelTranslationContext</a></span></code>
<div class="block">Context constructed during Pig-to-<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口"><code>RelNode</code></a> translation process.</div>
</td>
</tr>
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<h3>从类继承的嵌套类/接口&nbsp;org.apache.calcite.tools.<a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a></h3>
<code><a href="../../../../org/apache/calcite/tools/RelBuilder.AggCall.html" title="org.apache.calcite.tools中的接口">RelBuilder.AggCall</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.Config.html" title="org.apache.calcite.tools中的接口">RelBuilder.Config</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.ConfigBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder.ConfigBuilder</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.GroupKey.html" title="org.apache.calcite.tools中的接口">RelBuilder.GroupKey</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.GroupKeyImpl.html" title="org.apache.calcite.tools中的类">RelBuilder.GroupKeyImpl</a></code></li>
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<h3>从类继承的字段&nbsp;org.apache.calcite.tools.<a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a></h3>
<code><a href="../../../../org/apache/calcite/tools/RelBuilder.html#cluster">cluster</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#relOptSchema">relOptSchema</a></code></li>
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<h3>方法概要</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="方法概要表, 列表方法和解释">
<caption><span id="t0" class="activeTableTab"><span>所有方法</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">静态方法</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">实例方法</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">具体方法</a></span><span class="tabEnd">&nbsp;</span></span></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><a href="../../../../org/apache/calcite/tools/RelBuilder.AggCall.html" title="org.apache.calcite.tools中的接口">RelBuilder.AggCall</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#aggregateCall-org.apache.calcite.sql.SqlAggFunction-java.lang.String-org.apache.calcite.rex.RexNode...-">aggregateCall</a></span>(<a href="../../../../org/apache/calcite/sql/SqlAggFunction.html" title="org.apache.calcite.sql中的类">SqlAggFunction</a>&nbsp;aggFunction,
<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>&nbsp;alias,
<a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a>...&nbsp;operands)</code>&nbsp;</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#checkMap-org.apache.pig.newplan.logical.relational.LogicalRelationalOperator-">checkMap</a></span>(org.apache.pig.newplan.logical.relational.LogicalRelationalOperator&nbsp;pigOp)</code>
<div class="block">Checks if a Pig logical operator has been translated before.</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/piglet/PigRelBuilder.html#clear--">clear</a></span>()</code>
<div class="block">Clears the stack.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#cogroup-java.lang.Iterable-">cogroup</a></span>(<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>&lt;? extends <a href="../../../../org/apache/calcite/tools/RelBuilder.GroupKey.html" title="org.apache.calcite.tools中的接口">RelBuilder.GroupKey</a>&gt;&nbsp;groupKeys)</code>
<div class="block">Cogroups relations on top of the stack.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#collect--">collect</a></span>()</code>
<div class="block">Collects all rows of the top rel into a single multiset value.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#compatibleType-org.apache.calcite.rel.type.RelDataType-org.apache.calcite.rel.type.RelDataType-">compatibleType</a></span>(<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>&nbsp;t1,
<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>&nbsp;t2)</code>
<div class="block">Checks if two relational data types are compatible.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#correl-java.util.List-org.apache.calcite.rel.core.CorrelationId-">correl</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>&lt;<a href="../../../../org/apache/calcite/rel/type/RelDataTypeField.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeField</a>&gt;&nbsp;inputFields,
<a href="../../../../org/apache/calcite/rel/core/CorrelationId.html" title="org.apache.calcite.rel.core中的类">CorrelationId</a>&nbsp;correlId)</code>
<div class="block">Makes the correlated expression from rel input fields and correlation id.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html" title="org.apache.calcite.piglet中的类">PigRelBuilder</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#create-org.apache.calcite.tools.FrameworkConfig-">create</a></span>(<a href="../../../../org/apache/calcite/tools/FrameworkConfig.html" title="org.apache.calcite.tools中的接口">FrameworkConfig</a>&nbsp;config)</code>
<div class="block">Creates a PigRelBuilder.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#dot-org.apache.calcite.rex.RexNode-java.lang.Object-">dot</a></span>(<a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a>&nbsp;node,
<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>&nbsp;field)</code>&nbsp;</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code><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></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#getAlias--">getAlias</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>com.google.common.collect.ImmutableList&lt;<a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#getFields-int-int-int-">getFields</a></span>(int&nbsp;inputCount,
int&nbsp;inputOrdinal,
int&nbsp;fieldOrdinal)</code>&nbsp;</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code><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/piglet/PigRelBuilder.html#getRel-org.apache.pig.newplan.Operator-">getRel</a></span>(org.apache.pig.newplan.Operator&nbsp;pig)</code>&nbsp;</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code><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/piglet/PigRelBuilder.html#getRel-java.lang.String-">getRel</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>&nbsp;alias)</code>&nbsp;</td>
</tr>
<tr id="i13" 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>&lt;<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#getRelsForStores--">getRelsForStores</a></span>()</code>
<div class="block">Gets all relational plans corresponding to Pig Store operators.</div>
</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#literal-java.lang.Object-org.apache.calcite.rel.type.RelDataType-">literal</a></span>(<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>&nbsp;value,
<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>&nbsp;type)</code>&nbsp;</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#multiSetFlatten--">multiSetFlatten</a></span>()</code>
<div class="block">Flattens the top relation will all multiset columns.</div>
</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#multiSetFlatten-java.util.List-java.util.List-">multiSetFlatten</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>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>&gt;&nbsp;flattenCols,
<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>&lt;<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>&gt;&nbsp;flattenOutputAliases)</code>
<div class="block">Flattens the top relation on provided columns.</div>
</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code><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/piglet/PigRelBuilder.html#project-org.apache.calcite.rel.RelNode-org.apache.calcite.rel.type.RelDataType-">project</a></span>(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a>&nbsp;input,
<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>&nbsp;outputType)</code>
<div class="block">Projects a specific row type out of a relation algebra operator.</div>
</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#scan-org.apache.calcite.rel.type.RelDataType-java.util.List-">scan</a></span>(<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>&nbsp;rowType,
<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>&lt;<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>&gt;&nbsp;tableNames)</code>
<div class="block">Makes a table scan operator for a given row type and names</div>
</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#scan-org.apache.calcite.rel.type.RelDataType-java.lang.String...-">scan</a></span>(<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>&nbsp;rowType,
<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>...&nbsp;tableNames)</code>
<div class="block">Makes a table scan operator for a given row type and names</div>
</td>
</tr>
<tr id="i20" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#scan-org.apache.calcite.plan.RelOptTable-java.lang.String...-">scan</a></span>(<a href="../../../../org/apache/calcite/plan/RelOptTable.html" title="org.apache.calcite.plan中的接口">RelOptTable</a>&nbsp;userSchema,
<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>...&nbsp;tableNames)</code>
<div class="block">Scans a table with its given schema and names.</div>
</td>
</tr>
<tr id="i21" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html#updateAlias-org.apache.pig.newplan.Operator-java.lang.String-boolean-">updateAlias</a></span>(org.apache.pig.newplan.Operator&nbsp;pigOp,
<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>&nbsp;alias,
boolean&nbsp;updatePigRelMap)</code>
<div class="block">Updates the Pig logical operator and its alias with the top
relational algebra node.</div>
</td>
</tr>
</table>
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<h3>从类继承的方法&nbsp;org.apache.calcite.tools.<a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a></h3>
<code><a href="../../../../org/apache/calcite/tools/RelBuilder.html#aggregate-org.apache.calcite.tools.RelBuilder.GroupKey-java.lang.Iterable-">aggregate</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#aggregate-org.apache.calcite.tools.RelBuilder.GroupKey-java.util.List-">aggregate</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#aggregate-org.apache.calcite.tools.RelBuilder.GroupKey-org.apache.calcite.tools.RelBuilder.AggCall...-">aggregate</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#aggregateCall-org.apache.calcite.sql.SqlAggFunction-boolean-boolean-boolean-org.apache.calcite.rex.RexNode-com.google.common.collect.ImmutableList-java.lang.String-com.google.common.collect.ImmutableList-">aggregateCall</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#aggregateCall-org.apache.calcite.sql.SqlAggFunction-boolean-boolean-org.apache.calcite.rex.RexNode-java.lang.String-java.lang.Iterable-">aggregateCall</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#aggregateCall-org.apache.calcite.sql.SqlAggFunction-boolean-boolean-org.apache.calcite.rex.RexNode-java.lang.String-org.apache.calcite.rex.RexNode...-">aggregateCall</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#aggregateCall-org.apache.calcite.sql.SqlAggFunction-boolean-org.apache.calcite.rex.RexNode-java.lang.String-java.lang.Iterable-">aggregateCall</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#aggregateCall-org.apache.calcite.sql.SqlAggFunction-boolean-org.apache.calcite.rex.RexNode-java.lang.String-org.apache.calcite.rex.RexNode...-">aggregateCall</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#aggregateCall-org.apache.calcite.sql.SqlAggFunction-java.lang.Iterable-">aggregateCall</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#aggregateCall-org.apache.calcite.sql.SqlAggFunction-org.apache.calcite.rex.RexNode...-">aggregateCall</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#alias-org.apache.calcite.rex.RexNode-java.lang.String-">alias</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#and-java.lang.Iterable-">and</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#and-org.apache.calcite.rex.RexNode...-">and</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#antiJoin-java.lang.Iterable-">antiJoin</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#antiJoin-org.apache.calcite.rex.RexNode...-">antiJoin</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#as-java.lang.String-">as</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#avg-boolean-java.lang.String-org.apache.calcite.rex.RexNode-">avg</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#avg-org.apache.calcite.rex.RexNode-">avg</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#build--">build</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#call-org.apache.calcite.sql.SqlOperator-java.lang.Iterable-">call</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#call-org.apache.calcite.sql.SqlOperator-org.apache.calcite.rex.RexNode...-">call</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#cast-org.apache.calcite.rex.RexNode-org.apache.calcite.sql.type.SqlTypeName-">cast</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#cast-org.apache.calcite.rex.RexNode-org.apache.calcite.sql.type.SqlTypeName-int-">cast</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#cast-org.apache.calcite.rex.RexNode-org.apache.calcite.sql.type.SqlTypeName-int-int-">cast</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#convert-org.apache.calcite.rel.type.RelDataType-boolean-">convert</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#correlate-org.apache.calcite.rel.core.JoinRelType-org.apache.calcite.rel.core.CorrelationId-java.lang.Iterable-">correlate</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#correlate-org.apache.calcite.rel.core.JoinRelType-org.apache.calcite.rel.core.CorrelationId-org.apache.calcite.rex.RexNode...-">correlate</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#count-boolean-java.lang.String-java.lang.Iterable-">count</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#count-boolean-java.lang.String-org.apache.calcite.rex.RexNode...-">count</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#count-java.lang.Iterable-">count</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#count-org.apache.calcite.rex.RexNode...-">count</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#countStar-java.lang.String-">countStar</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#cursor-int-int-">cursor</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#desc-org.apache.calcite.rex.RexNode-">desc</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#distinct--">distinct</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#dot-org.apache.calcite.rex.RexNode-int-">dot</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#dot-org.apache.calcite.rex.RexNode-java.lang.String-">dot</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#empty--">empty</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#equals-org.apache.calcite.rex.RexNode-org.apache.calcite.rex.RexNode-">equals</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#exchange-org.apache.calcite.rel.RelDistribution-">exchange</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#field-int-">field</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#field-int-int-int-">field</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#field-int-int-java.lang.String-">field</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#field-int-java.lang.String-java.lang.String-">field</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#field-org.apache.calcite.rex.RexNode-java.lang.String-">field</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#field-java.lang.String-">field</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#field-java.lang.String-java.lang.String-">field</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#fields--">fields</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#fields-org.apache.calcite.util.ImmutableBitSet-">fields</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#fields-int-int-">fields</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#fields-java.lang.Iterable-">fields</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#fields-java.util.List-">fields</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#fields-org.apache.calcite.util.mapping.Mappings.TargetMapping-">fields</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#fields-org.apache.calcite.rel.RelCollation-">fields</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#filter-java.lang.Iterable-">filter</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#filter-java.lang.Iterable-java.lang.Iterable-">filter</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#filter-java.lang.Iterable-org.apache.calcite.rex.RexNode...-">filter</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#filter-org.apache.calcite.rex.RexNode...-">filter</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#functionScan-org.apache.calcite.sql.SqlOperator-int-java.lang.Iterable-">functionScan</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#functionScan-org.apache.calcite.sql.SqlOperator-int-org.apache.calcite.rex.RexNode...-">functionScan</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#getCluster--">getCluster</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#getRelOptSchema--">getRelOptSchema</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#getRexBuilder--">getRexBuilder</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#getScanFactory--">getScanFactory</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#getTypeFactory--">getTypeFactory</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#groupKey--">groupKey</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#groupKey-org.apache.calcite.util.ImmutableBitSet-">groupKey</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#groupKey-org.apache.calcite.util.ImmutableBitSet-boolean-com.google.common.collect.ImmutableList-">groupKey</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#groupKey-org.apache.calcite.util.ImmutableBitSet-com.google.common.collect.ImmutableList-">groupKey</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#groupKey-org.apache.calcite.util.ImmutableBitSet-java.lang.Iterable-">groupKey</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#groupKey-int...-">groupKey</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#groupKey-java.lang.Iterable-">groupKey</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#groupKey-java.lang.Iterable-boolean-java.lang.Iterable-">groupKey</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#groupKey-java.lang.Iterable-java.lang.Iterable-">groupKey</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#groupKey-org.apache.calcite.rex.RexNode...-">groupKey</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#groupKey-java.lang.String...-">groupKey</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#hints-java.lang.Iterable-">hints</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#hints-org.apache.calcite.rel.hint.RelHint...-">hints</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#intersect-boolean-">intersect</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#intersect-boolean-int-">intersect</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#isNotNull-org.apache.calcite.rex.RexNode-">isNotNull</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#isNull-org.apache.calcite.rex.RexNode-">isNull</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#join-org.apache.calcite.rel.core.JoinRelType-java.lang.Iterable-">join</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#join-org.apache.calcite.rel.core.JoinRelType-org.apache.calcite.rex.RexNode-">join</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#join-org.apache.calcite.rel.core.JoinRelType-org.apache.calcite.rex.RexNode-org.apache.calcite.rex.RexNode...-">join</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#join-org.apache.calcite.rel.core.JoinRelType-org.apache.calcite.rex.RexNode-java.util.Set-">join</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#join-org.apache.calcite.rel.core.JoinRelType-java.lang.String...-">join</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#limit-int-int-">limit</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#literal-java.lang.Object-">literal</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#match-org.apache.calcite.rex.RexNode-boolean-boolean-java.util.Map-java.lang.Iterable-org.apache.calcite.rex.RexNode-java.util.Map-boolean-java.lang.Iterable-java.lang.Iterable-org.apache.calcite.rex.RexNode-">match</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#max-org.apache.calcite.rex.RexNode-">max</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#max-java.lang.String-org.apache.calcite.rex.RexNode-">max</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#min-org.apache.calcite.rex.RexNode-">min</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#min-java.lang.String-org.apache.calcite.rex.RexNode-">min</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#minus-boolean-">minus</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#minus-boolean-int-">minus</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#not-org.apache.calcite.rex.RexNode-">not</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#notEquals-org.apache.calcite.rex.RexNode-org.apache.calcite.rex.RexNode-">notEquals</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#nullsFirst-org.apache.calcite.rex.RexNode-">nullsFirst</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#nullsLast-org.apache.calcite.rex.RexNode-">nullsLast</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#or-java.lang.Iterable-">or</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#or-org.apache.calcite.rex.RexNode...-">or</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#patternAlter-java.lang.Iterable-">patternAlter</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#patternAlter-org.apache.calcite.rex.RexNode...-">patternAlter</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#patternConcat-java.lang.Iterable-">patternConcat</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#patternConcat-org.apache.calcite.rex.RexNode...-">patternConcat</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#patternExclude-org.apache.calcite.rex.RexNode-">patternExclude</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#patternField-java.lang.String-org.apache.calcite.rel.type.RelDataType-int-">patternField</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#patternPermute-java.lang.Iterable-">patternPermute</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#patternPermute-org.apache.calcite.rex.RexNode...-">patternPermute</a>, <a 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href="../../../../org/apache/calcite/tools/RelBuilder.html#project-org.apache.calcite.rex.RexNode...-">project</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#projectExcept-java.lang.Iterable-">projectExcept</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#projectExcept-org.apache.calcite.rex.RexNode...-">projectExcept</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#projectNamed-java.lang.Iterable-java.lang.Iterable-boolean-">projectNamed</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#projectPlus-java.lang.Iterable-">projectPlus</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#projectPlus-org.apache.calcite.rex.RexNode...-">projectPlus</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#proto-org.apache.calcite.plan.Context-">proto</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#proto-java.lang.Object...-">proto</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#push-org.apache.calcite.rel.RelNode-">push</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#pushAll-java.lang.Iterable-">pushAll</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#rename-java.util.List-">rename</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#repeatUnion-java.lang.String-boolean-">repeatUnion</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#repeatUnion-java.lang.String-boolean-int-">repeatUnion</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#scan-java.lang.Iterable-">scan</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#scan-java.lang.String...-">scan</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#semiJoin-java.lang.Iterable-">semiJoin</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#semiJoin-org.apache.calcite.rex.RexNode...-">semiJoin</a>, <a 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href="../../../../org/apache/calcite/tools/RelBuilder.html#values-java.lang.Iterable-org.apache.calcite.rel.type.RelDataType-">values</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#values-org.apache.calcite.rel.type.RelDataType-">values</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#values-org.apache.calcite.rel.type.RelDataType-java.lang.Object...-">values</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#values-java.lang.String:A-java.lang.Object...-">values</a>, <a href="../../../../org/apache/calcite/tools/RelBuilder.html#variable-org.apache.calcite.util.Holder-">variable</a></code></li>
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<h3>从类继承的方法&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a></h3>
<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="java.lang中的类或接口">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="java.lang中的类或接口">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="java.lang中的类或接口">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="java.lang中的类或接口">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="java.lang中的类或接口">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="java.lang中的类或接口">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="java.lang中的类或接口">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#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>
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<h3>方法详细资料</h3>
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<h4>create</h4>
<pre>public static&nbsp;<a href="../../../../org/apache/calcite/piglet/PigRelBuilder.html" title="org.apache.calcite.piglet中的类">PigRelBuilder</a>&nbsp;create(<a href="../../../../org/apache/calcite/tools/FrameworkConfig.html" title="org.apache.calcite.tools中的接口">FrameworkConfig</a>&nbsp;config)</pre>
<div class="block">Creates a PigRelBuilder.</div>
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<pre>public&nbsp;<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a>&nbsp;getRel(<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>&nbsp;alias)</pre>
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<pre>public&nbsp;<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a>&nbsp;getRel(org.apache.pig.newplan.Operator&nbsp;pig)</pre>
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<pre>public&nbsp;<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>&nbsp;getAlias()</pre>
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<h4>clear</h4>
<pre>public&nbsp;void&nbsp;clear()</pre>
<div class="block"><span class="descfrmTypeLabel">从类复制的说明:&nbsp;<code><a href="../../../../org/apache/calcite/tools/RelBuilder.html#clear--">RelBuilder</a></code></span></div>
<div class="block">Clears the stack.
<p>The builder's state is now the same as when it was created.</div>
<dl>
<dt><span class="overrideSpecifyLabel">覆盖:</span></dt>
<dd><code><a href="../../../../org/apache/calcite/tools/RelBuilder.html#clear--">clear</a></code>&nbsp;在类中&nbsp;<code><a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a></code></dd>
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<pre>public&nbsp;boolean&nbsp;checkMap(org.apache.pig.newplan.logical.relational.LogicalRelationalOperator&nbsp;pigOp)</pre>
<div class="block">Checks if a Pig logical operator has been translated before. If it has,
push the corresponding relational algebra operator on top instead of
doing the translation work again.</div>
<dl>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>pigOp</code> - The Pig logical operator to check.</dd>
<dt><span class="returnLabel">返回:</span></dt>
<dd>true iff the pigOp has been processed before.</dd>
</dl>
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<pre>public&nbsp;void&nbsp;updateAlias(org.apache.pig.newplan.Operator&nbsp;pigOp,
<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>&nbsp;alias,
boolean&nbsp;updatePigRelMap)</pre>
<div class="block">Updates the Pig logical operator and its alias with the top
relational algebra node.</div>
<dl>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>pigOp</code> - the Pig logical operator</dd>
<dd><code>alias</code> - the alias</dd>
<dd><code>updatePigRelMap</code> - whether to update the PigRelMap</dd>
</dl>
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<h4>scan</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a>&nbsp;scan(<a href="../../../../org/apache/calcite/plan/RelOptTable.html" title="org.apache.calcite.plan中的接口">RelOptTable</a>&nbsp;userSchema,
<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>...&nbsp;tableNames)</pre>
<div class="block">Scans a table with its given schema and names.</div>
<dl>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>userSchema</code> - The schema of the table to scan</dd>
<dd><code>tableNames</code> - The names of the table to scan</dd>
<dt><span class="returnLabel">返回:</span></dt>
<dd>This builder</dd>
</dl>
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<pre>public&nbsp;<a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a>&nbsp;scan(<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>&nbsp;rowType,
<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>...&nbsp;tableNames)</pre>
<div class="block">Makes a table scan operator for a given row type and names</div>
<dl>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>rowType</code> - Row type</dd>
<dd><code>tableNames</code> - Table names</dd>
<dt><span class="returnLabel">返回:</span></dt>
<dd>This builder</dd>
</dl>
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<pre>public&nbsp;<a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a>&nbsp;scan(<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>&nbsp;rowType,
<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>&lt;<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>&gt;&nbsp;tableNames)</pre>
<div class="block">Makes a table scan operator for a given row type and names</div>
<dl>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>rowType</code> - Row type</dd>
<dd><code>tableNames</code> - Table names</dd>
<dt><span class="returnLabel">返回:</span></dt>
<dd>This builder</dd>
</dl>
</li>
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<h4>project</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a>&nbsp;project(<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a>&nbsp;input,
<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>&nbsp;outputType)</pre>
<div class="block">Projects a specific row type out of a relation algebra operator.
For any field in output type, if there is no matching input field, we project
null value of the corresponding output field type.
<p>For example, given:
<ul>
<li>Input rel <code>A</code> with <code>A_type(X: int, Y: varchar)</code>
<li>Output type <code>B_type(X: int, Y: varchar, Z: boolean, W: double)</code>
</ul>
<p><code>project(A, B_type)</code> gives new relation
<code>C(X: int, Y: varchar, null, null)</code>.</div>
<dl>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>input</code> - The relation algebra operator to be projected</dd>
<dd><code>outputType</code> - The data type for the projected relation algebra operator</dd>
<dt><span class="returnLabel">返回:</span></dt>
<dd>The projected relation algebra operator</dd>
</dl>
</li>
</ul>
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<pre>public&nbsp;<a href="../../../../org/apache/calcite/tools/RelBuilder.AggCall.html" title="org.apache.calcite.tools中的接口">RelBuilder.AggCall</a>&nbsp;aggregateCall(<a href="../../../../org/apache/calcite/sql/SqlAggFunction.html" title="org.apache.calcite.sql中的类">SqlAggFunction</a>&nbsp;aggFunction,
<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>&nbsp;alias,
<a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a>...&nbsp;operands)</pre>
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<pre>public&nbsp;<a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a>&nbsp;cogroup(<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>&lt;? extends <a href="../../../../org/apache/calcite/tools/RelBuilder.GroupKey.html" title="org.apache.calcite.tools中的接口">RelBuilder.GroupKey</a>&gt;&nbsp;groupKeys)</pre>
<div class="block">Cogroups relations on top of the stack. The number of relations and the
group key are specified in groupKeys</div>
<dl>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>groupKeys</code> - Lists of group keys of relations to be cogrouped.</dd>
<dt><span class="returnLabel">返回:</span></dt>
<dd>This builder</dd>
</dl>
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<pre>public&nbsp;<a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a>&nbsp;multiSetFlatten(<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>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>&gt;&nbsp;flattenCols,
<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>&lt;<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>&gt;&nbsp;flattenOutputAliases)</pre>
<div class="block">Flattens the top relation on provided columns.</div>
<dl>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>flattenCols</code> - Indexes of columns to be flattened. These columns should have multiset type.</dd>
<dt><span class="returnLabel">返回:</span></dt>
<dd>This builder</dd>
</dl>
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<pre>public&nbsp;<a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a>&nbsp;multiSetFlatten()</pre>
<div class="block">Flattens the top relation will all multiset columns. Call this method only if
the top relation contains multiset columns only.</div>
<dl>
<dt><span class="returnLabel">返回:</span></dt>
<dd>This builder.</dd>
</dl>
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<h4>correl</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a>&nbsp;correl(<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>&lt;<a href="../../../../org/apache/calcite/rel/type/RelDataTypeField.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeField</a>&gt;&nbsp;inputFields,
<a href="../../../../org/apache/calcite/rel/core/CorrelationId.html" title="org.apache.calcite.rel.core中的类">CorrelationId</a>&nbsp;correlId)</pre>
<div class="block">Makes the correlated expression from rel input fields and correlation id.</div>
<dl>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>inputFields</code> - Rel input field list</dd>
<dd><code>correlId</code> - Correlation id</dd>
<dt><span class="returnLabel">返回:</span></dt>
<dd>This builder</dd>
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<pre>public&nbsp;<a href="../../../../org/apache/calcite/tools/RelBuilder.html" title="org.apache.calcite.tools中的类">RelBuilder</a>&nbsp;collect()</pre>
<div class="block">Collects all rows of the top rel into a single multiset value.</div>
<dl>
<dt><span class="returnLabel">返回:</span></dt>
<dd>This builder</dd>
</dl>
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<pre>public&nbsp;<a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a>&nbsp;dot(<a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a>&nbsp;node,
<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>&nbsp;field)</pre>
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<pre>public&nbsp;<a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a>&nbsp;literal(<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>&nbsp;value,
<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>&nbsp;type)</pre>
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<h4>getRelsForStores</h4>
<pre>public&nbsp;<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>&lt;<a href="../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a>&gt;&nbsp;getRelsForStores()</pre>
<div class="block">Gets all relational plans corresponding to Pig Store operators.</div>
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<pre>public&nbsp;com.google.common.collect.ImmutableList&lt;<a href="../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a>&gt;&nbsp;getFields(int&nbsp;inputCount,
int&nbsp;inputOrdinal,
int&nbsp;fieldOrdinal)</pre>
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<pre>public static&nbsp;boolean&nbsp;compatibleType(<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>&nbsp;t1,
<a href="../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>&nbsp;t2)</pre>
<div class="block">Checks if two relational data types are compatible.</div>
<dl>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>t1</code> - first type</dd>
<dd><code>t2</code> - second type</dd>
<dt><span class="returnLabel">返回:</span></dt>
<dd>true if t1 is compatible with t2</dd>
</dl>
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