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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.calcite.rel.core</a></div> |
| <h2 title="Class TableModify" class="title">Class TableModify</h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">org.apache.calcite.rel.AbstractRelNode</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../SingleRel.html" title="class in org.apache.calcite.rel">org.apache.calcite.rel.SingleRel</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.calcite.rel.core.TableModify</li> |
| </ul> |
| </li> |
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| <dl> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><code>java.lang.Cloneable</code>, <code><a href="../../plan/RelOptNode.html" title="interface in org.apache.calcite.plan">RelOptNode</a></code>, <code><a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></dd> |
| </dl> |
| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><code><a href="../../adapter/enumerable/EnumerableTableModify.html" title="class in org.apache.calcite.adapter.enumerable">EnumerableTableModify</a></code>, <code><a href="../../adapter/jdbc/JdbcRules.JdbcTableModify.html" title="class in org.apache.calcite.adapter.jdbc">JdbcRules.JdbcTableModify</a></code>, <code><a href="../logical/LogicalTableModify.html" title="class in org.apache.calcite.rel.logical">LogicalTableModify</a></code></dd> |
| </dl> |
| <hr> |
| <pre>public abstract class <span class="typeNameLabel">TableModify</span> |
| extends <a href="../SingleRel.html" title="class in org.apache.calcite.rel">SingleRel</a></pre> |
| <div class="block">Relational expression that modifies a table. |
| |
| <p>It is similar to <a href="TableScan.html" title="class in org.apache.calcite.rel.core"><code>TableScan</code></a>, |
| but represents a request to modify a table rather than read from it. |
| It takes one child which produces the modified rows. Those rows are: |
| |
| <ul> |
| <li>For <code>INSERT</code>, those rows are the new values; |
| <li>for <code>DELETE</code>, the old values; |
| <li>for <code>UPDATE</code>, all old values plus updated new values. |
| </ul></div> |
| </li> |
| </ul> |
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| <h3>Nested Class Summary</h3> |
| <table class="memberSummary"> |
| <caption><span>Nested Classes</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Class</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="TableModify.Operation.html" title="enum in org.apache.calcite.rel.core">TableModify.Operation</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Enumeration of supported modification operations.</div> |
| </td> |
| </tr> |
| </table> |
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| </a> |
| <h3>Nested classes/interfaces inherited from interface org.apache.calcite.rel.<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></h3> |
| <code><a href="../RelNode.Context.html" title="interface in org.apache.calcite.rel">RelNode.Context</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <section role="region"> |
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| </a> |
| <h3>Field Summary</h3> |
| <table class="memberSummary"> |
| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Field</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../prepare/Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#catalogReader">catalogReader</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">The connection to the optimizing session.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#flattened">flattened</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#inputRowType">inputRowType</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="TableModify.Operation.html" title="enum in org.apache.calcite.rel.core">TableModify.Operation</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#operation">operation</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#sourceExpressionList">sourceExpressionList</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../plan/RelOptTable.html" title="interface in org.apache.calcite.plan">RelOptTable</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#table">table</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">The table definition.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private java.util.List<java.lang.String></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#updateColumnList">updateColumnList</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </table> |
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| </a> |
| <h3>Fields inherited from class org.apache.calcite.rel.<a href="../SingleRel.html" title="class in org.apache.calcite.rel">SingleRel</a></h3> |
| <code><a href="../SingleRel.html#input">input</a></code></li> |
| </ul> |
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| <li class="blockList"><a id="fields.inherited.from.class.org.apache.calcite.rel.AbstractRelNode"> |
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| </a> |
| <h3>Fields inherited from class org.apache.calcite.rel.<a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></h3> |
| <code><a href="../AbstractRelNode.html#digest">digest</a>, <a href="../AbstractRelNode.html#id">id</a>, <a href="../AbstractRelNode.html#rowType">rowType</a>, <a href="../AbstractRelNode.html#traitSet">traitSet</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
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| </a> |
| <h3>Constructor Summary</h3> |
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| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier</th> |
| <th class="colSecond" scope="col">Constructor</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected </code></td> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.plan.RelOptCluster,org.apache.calcite.plan.RelTraitSet,org.apache.calcite.plan.RelOptTable,org.apache.calcite.prepare.Prepare.CatalogReader,org.apache.calcite.rel.RelNode,org.apache.calcite.rel.core.TableModify.Operation,java.util.List,java.util.List,boolean)">TableModify</a></span>​(<a href="../../plan/RelOptCluster.html" title="class in org.apache.calcite.plan">RelOptCluster</a> cluster, |
| <a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a> traitSet, |
| <a href="../../plan/RelOptTable.html" title="interface in org.apache.calcite.plan">RelOptTable</a> table, |
| <a href="../../prepare/Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a> catalogReader, |
| <a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> input, |
| <a href="TableModify.Operation.html" title="enum in org.apache.calcite.rel.core">TableModify.Operation</a> operation, |
| java.util.List<java.lang.String> updateColumnList, |
| java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> sourceExpressionList, |
| boolean flattened)</code></th> |
| <td class="colLast"> |
| <div class="block">Creates a <code>TableModify</code>.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| </section> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <section role="region"> |
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| </a> |
| <h3>Method Summary</h3> |
| <table class="memberSummary"> |
| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Method</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code><a href="../../plan/RelOptCost.html" title="interface in org.apache.calcite.plan">RelOptCost</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#computeSelfCost(org.apache.calcite.plan.RelOptPlanner,org.apache.calcite.rel.metadata.RelMetadataQuery)">computeSelfCost</a></span>​(<a href="../../plan/RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a> planner, |
| <a href="../metadata/RelMetadataQuery.html" title="class in org.apache.calcite.rel.metadata">RelMetadataQuery</a> mq)</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the cost of this plan (not including children).</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#deriveRowType()">deriveRowType</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../RelWriter.html" title="interface in org.apache.calcite.rel">RelWriter</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#explainTerms(org.apache.calcite.rel.RelWriter)">explainTerms</a></span>​(<a href="../RelWriter.html" title="interface in org.apache.calcite.rel">RelWriter</a> pw)</code></th> |
| <td class="colLast"> |
| <div class="block">Describes the inputs and attributes of this relational expression.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="../../prepare/Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getCatalogReader()">getCatalogReader</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getExpectedInputRowType(int)">getExpectedInputRowType</a></span>​(int ordinalInParent)</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the type of the rows expected for an input.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code><a href="TableModify.Operation.html" title="enum in org.apache.calcite.rel.core">TableModify.Operation</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getOperation()">getOperation</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSourceExpressionList()">getSourceExpressionList</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code><a href="../../plan/RelOptTable.html" title="interface in org.apache.calcite.plan">RelOptTable</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getTable()">getTable</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">If this relational expression represents an access to a table, returns |
| that table, otherwise returns null.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>java.util.List<java.lang.String></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getUpdateColumnList()">getUpdateColumnList</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isDelete()">isDelete</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isFlattened()">isFlattened</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isInsert()">isInsert</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isMerge()">isMerge</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isUpdate()">isUpdate</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a id="methods.inherited.from.class.org.apache.calcite.rel.SingleRel"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class org.apache.calcite.rel.<a href="../SingleRel.html" title="class in org.apache.calcite.rel">SingleRel</a></h3> |
| <code><a href="../SingleRel.html#childrenAccept(org.apache.calcite.rel.RelVisitor)">childrenAccept</a>, <a href="../SingleRel.html#estimateRowCount(org.apache.calcite.rel.metadata.RelMetadataQuery)">estimateRowCount</a>, <a href="../SingleRel.html#getInput()">getInput</a>, <a href="../SingleRel.html#getInputs()">getInputs</a>, <a href="../SingleRel.html#replaceInput(int,org.apache.calcite.rel.RelNode)">replaceInput</a></code></li> |
| </ul> |
| <ul class="blockList"> |
| <li class="blockList"><a id="methods.inherited.from.class.org.apache.calcite.rel.AbstractRelNode"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class org.apache.calcite.rel.<a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></h3> |
| <code><a href="../AbstractRelNode.html#accept(org.apache.calcite.rel.RelShuttle)">accept</a>, <a href="../AbstractRelNode.html#accept(org.apache.calcite.rex.RexShuttle)">accept</a>, <a href="../AbstractRelNode.html#collectVariablesSet(java.util.Set)">collectVariablesSet</a>, <a href="../AbstractRelNode.html#collectVariablesUsed(java.util.Set)">collectVariablesUsed</a>, <a href="../AbstractRelNode.html#computeDigest()">computeDigest</a>, <a href="../AbstractRelNode.html#computeSelfCost(org.apache.calcite.plan.RelOptPlanner)">computeSelfCost</a>, <a href="../AbstractRelNode.html#copy(org.apache.calcite.plan.RelTraitSet,java.util.List)">copy</a>, <a href="../AbstractRelNode.html#explain(org.apache.calcite.rel.RelWriter)">explain</a>, <a href="../AbstractRelNode.html#getChildExps()">getChildExps</a>, <a href="../AbstractRelNode.html#getCluster()">getCluster</a>, <a href="../AbstractRelNode.html#getCollationList()">getCollationList</a>, <a href="../AbstractRelNode.html#getConvention()">getConvention</a>, <a href="../AbstractRelNode.html#getCorrelVariable()">getCorrelVariable</a>, <a href="../AbstractRelNode.html#getDescription()">getDescription</a>, <a href="../AbstractRelNode.html#getDigest()">getDigest</a>, <a href="../AbstractRelNode.html#getId()">getId</a>, <a href="../AbstractRelNode.html#getInput(int)">getInput</a>, <a href="../AbstractRelNode.html#getQuery()">getQuery</a>, <a href="../AbstractRelNode.html#getRelTypeName()">getRelTypeName</a>, <a href="../AbstractRelNode.html#getRows()">getRows</a>, <a href="../AbstractRelNode.html#getRowType()">getRowType</a>, <a href="../AbstractRelNode.html#getTraitSet()">getTraitSet</a>, <a href="../AbstractRelNode.html#getVariablesSet()">getVariablesSet</a>, <a href="../AbstractRelNode.html#getVariablesStopped()">getVariablesStopped</a>, <a href="../AbstractRelNode.html#isDistinct()">isDistinct</a>, <a href="../AbstractRelNode.html#isKey(org.apache.calcite.util.ImmutableBitSet)">isKey</a>, <a href="../AbstractRelNode.html#isValid(boolean)">isValid</a>, <a href="../AbstractRelNode.html#isValid(org.apache.calcite.util.Litmus,org.apache.calcite.rel.RelNode.Context)">isValid</a>, <a href="../AbstractRelNode.html#metadata(java.lang.Class,org.apache.calcite.rel.metadata.RelMetadataQuery)">metadata</a>, <a href="../AbstractRelNode.html#onRegister(org.apache.calcite.plan.RelOptPlanner)">onRegister</a>, <a href="../AbstractRelNode.html#recomputeDigest()">recomputeDigest</a>, <a href="../AbstractRelNode.html#register(org.apache.calcite.plan.RelOptPlanner)">register</a>, <a href="../AbstractRelNode.html#sole(java.util.List)">sole</a>, <a href="../AbstractRelNode.html#toString()">toString</a></code></li> |
| </ul> |
| <ul class="blockList"> |
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| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait</code></li> |
| </ul> |
| </li> |
| </ul> |
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| <a id="catalogReader"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>catalogReader</h4> |
| <pre>protected <a href="../../prepare/Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a> catalogReader</pre> |
| <div class="block">The connection to the optimizing session.</div> |
| </li> |
| </ul> |
| <a id="table"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>table</h4> |
| <pre>protected final <a href="../../plan/RelOptTable.html" title="interface in org.apache.calcite.plan">RelOptTable</a> table</pre> |
| <div class="block">The table definition.</div> |
| </li> |
| </ul> |
| <a id="operation"> |
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| </a> |
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| <h4>operation</h4> |
| <pre>private final <a href="TableModify.Operation.html" title="enum in org.apache.calcite.rel.core">TableModify.Operation</a> operation</pre> |
| </li> |
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| <h4>updateColumnList</h4> |
| <pre>private final java.util.List<java.lang.String> updateColumnList</pre> |
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| <h4>sourceExpressionList</h4> |
| <pre>private final java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> sourceExpressionList</pre> |
| </li> |
| </ul> |
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| </a> |
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| <h4>inputRowType</h4> |
| <pre>private <a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> inputRowType</pre> |
| </li> |
| </ul> |
| <a id="flattened"> |
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| </a> |
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| <li class="blockList"> |
| <h4>flattened</h4> |
| <pre>private final boolean flattened</pre> |
| </li> |
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| </ul> |
| </section> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <section role="region"> |
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| <li class="blockList"><a id="constructor.detail"> |
| <!-- --> |
| </a> |
| <h3>Constructor Detail</h3> |
| <a id="<init>(org.apache.calcite.plan.RelOptCluster,org.apache.calcite.plan.RelTraitSet,org.apache.calcite.plan.RelOptTable,org.apache.calcite.prepare.Prepare.CatalogReader,org.apache.calcite.rel.RelNode,org.apache.calcite.rel.core.TableModify.Operation,java.util.List,java.util.List,boolean)"> |
| <!-- --> |
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| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>TableModify</h4> |
| <pre>protected TableModify​(<a href="../../plan/RelOptCluster.html" title="class in org.apache.calcite.plan">RelOptCluster</a> cluster, |
| <a href="../../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a> traitSet, |
| <a href="../../plan/RelOptTable.html" title="interface in org.apache.calcite.plan">RelOptTable</a> table, |
| <a href="../../prepare/Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a> catalogReader, |
| <a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> input, |
| <a href="TableModify.Operation.html" title="enum in org.apache.calcite.rel.core">TableModify.Operation</a> operation, |
| java.util.List<java.lang.String> updateColumnList, |
| java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> sourceExpressionList, |
| boolean flattened)</pre> |
| <div class="block">Creates a <code>TableModify</code>. |
| |
| <p>The UPDATE operation has format like this: |
| <blockquote> |
| <pre>UPDATE table SET iden1 = exp1, ident2 = exp2 WHERE condition</pre> |
| </blockquote></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>cluster</code> - Cluster this relational expression belongs to</dd> |
| <dd><code>traitSet</code> - Traits of this relational expression</dd> |
| <dd><code>table</code> - Target table to modify</dd> |
| <dd><code>catalogReader</code> - accessor to the table metadata.</dd> |
| <dd><code>input</code> - Sub-query or filter condition</dd> |
| <dd><code>operation</code> - Modify operation (INSERT, UPDATE, DELETE)</dd> |
| <dd><code>updateColumnList</code> - List of column identifiers to be updated |
| (e.g. ident1, ident2); null if not UPDATE</dd> |
| <dd><code>sourceExpressionList</code> - List of value expressions to be set |
| (e.g. exp1, exp2); null if not UPDATE</dd> |
| <dd><code>flattened</code> - Whether set flattens the input row type</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| <!-- ============ METHOD DETAIL ========== --> |
| <section role="region"> |
| <ul class="blockList"> |
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| <!-- --> |
| </a> |
| <h3>Method Detail</h3> |
| <a id="getCatalogReader()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getCatalogReader</h4> |
| <pre class="methodSignature">public <a href="../../prepare/Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a> getCatalogReader()</pre> |
| </li> |
| </ul> |
| <a id="getTable()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getTable</h4> |
| <pre class="methodSignature">public <a href="../../plan/RelOptTable.html" title="interface in org.apache.calcite.plan">RelOptTable</a> getTable()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelNode.html#getTable()">RelNode</a></code></span></div> |
| <div class="block">If this relational expression represents an access to a table, returns |
| that table, otherwise returns null.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelNode.html#getTable()">getTable</a></code> in interface <code><a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelNode.html#getTable()">getTable</a></code> in class <code><a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>If this relational expression represents an access to a table, |
| returns that table, otherwise returns null</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="getUpdateColumnList()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getUpdateColumnList</h4> |
| <pre class="methodSignature">public java.util.List<java.lang.String> getUpdateColumnList()</pre> |
| </li> |
| </ul> |
| <a id="getSourceExpressionList()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSourceExpressionList</h4> |
| <pre class="methodSignature">public java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> getSourceExpressionList()</pre> |
| </li> |
| </ul> |
| <a id="isFlattened()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isFlattened</h4> |
| <pre class="methodSignature">public boolean isFlattened()</pre> |
| </li> |
| </ul> |
| <a id="getOperation()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getOperation</h4> |
| <pre class="methodSignature">public <a href="TableModify.Operation.html" title="enum in org.apache.calcite.rel.core">TableModify.Operation</a> getOperation()</pre> |
| </li> |
| </ul> |
| <a id="isInsert()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isInsert</h4> |
| <pre class="methodSignature">public boolean isInsert()</pre> |
| </li> |
| </ul> |
| <a id="isUpdate()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isUpdate</h4> |
| <pre class="methodSignature">public boolean isUpdate()</pre> |
| </li> |
| </ul> |
| <a id="isDelete()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isDelete</h4> |
| <pre class="methodSignature">public boolean isDelete()</pre> |
| </li> |
| </ul> |
| <a id="isMerge()"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isMerge</h4> |
| <pre class="methodSignature">public boolean isMerge()</pre> |
| </li> |
| </ul> |
| <a id="deriveRowType()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>deriveRowType</h4> |
| <pre class="methodSignature">public <a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> deriveRowType()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../SingleRel.html#deriveRowType()">deriveRowType</a></code> in class <code><a href="../SingleRel.html" title="class in org.apache.calcite.rel">SingleRel</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="getExpectedInputRowType(int)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getExpectedInputRowType</h4> |
| <pre class="methodSignature">public <a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> getExpectedInputRowType​(int ordinalInParent)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelNode.html#getExpectedInputRowType(int)">RelNode</a></code></span></div> |
| <div class="block">Returns the type of the rows expected for an input. Defaults to |
| <a href="../RelNode.html#getRowType()"><code>RelNode.getRowType()</code></a>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelNode.html#getExpectedInputRowType(int)">getExpectedInputRowType</a></code> in interface <code><a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelNode.html#getExpectedInputRowType(int)">getExpectedInputRowType</a></code> in class <code><a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>ordinalInParent</code> - input's 0-based ordinal with respect to this |
| parent rel</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>expected row type</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="explainTerms(org.apache.calcite.rel.RelWriter)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>explainTerms</h4> |
| <pre class="methodSignature">public <a href="../RelWriter.html" title="interface in org.apache.calcite.rel">RelWriter</a> explainTerms​(<a href="../RelWriter.html" title="interface in org.apache.calcite.rel">RelWriter</a> pw)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../AbstractRelNode.html#explainTerms(org.apache.calcite.rel.RelWriter)">AbstractRelNode</a></code></span></div> |
| <div class="block">Describes the inputs and attributes of this relational expression. |
| Each node should call <code>super.explainTerms</code>, then call the |
| <a href="../RelWriter.html#input(java.lang.String,org.apache.calcite.rel.RelNode)"><code>RelWriter.input(String, RelNode)</code></a> |
| and |
| <a href="../externalize/RelWriterImpl.html#item(java.lang.String,java.lang.Object)"><code>RelWriterImpl.item(String, Object)</code></a> |
| methods for each input and attribute.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../SingleRel.html#explainTerms(org.apache.calcite.rel.RelWriter)">explainTerms</a></code> in class <code><a href="../SingleRel.html" title="class in org.apache.calcite.rel">SingleRel</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>pw</code> - Plan writer</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Plan writer for fluent-explain pattern</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="computeSelfCost(org.apache.calcite.plan.RelOptPlanner,org.apache.calcite.rel.metadata.RelMetadataQuery)"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>computeSelfCost</h4> |
| <pre class="methodSignature">public <a href="../../plan/RelOptCost.html" title="interface in org.apache.calcite.plan">RelOptCost</a> computeSelfCost​(<a href="../../plan/RelOptPlanner.html" title="interface in org.apache.calcite.plan">RelOptPlanner</a> planner, |
| <a href="../metadata/RelMetadataQuery.html" title="class in org.apache.calcite.rel.metadata">RelMetadataQuery</a> mq)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../RelNode.html#computeSelfCost(org.apache.calcite.plan.RelOptPlanner,org.apache.calcite.rel.metadata.RelMetadataQuery)">RelNode</a></code></span></div> |
| <div class="block">Returns the cost of this plan (not including children). The base |
| implementation throws an error; derived classes should override. |
| |
| <p>NOTE jvs 29-Mar-2006: Don't call this method directly. Instead, use |
| <a href="../metadata/RelMetadataQuery.html#getNonCumulativeCost(org.apache.calcite.rel.RelNode)"><code>RelMetadataQuery.getNonCumulativeCost(org.apache.calcite.rel.RelNode)</code></a>, which gives plugins a |
| chance to override the rel's default ideas about cost.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../RelNode.html#computeSelfCost(org.apache.calcite.plan.RelOptPlanner,org.apache.calcite.rel.metadata.RelMetadataQuery)">computeSelfCost</a></code> in interface <code><a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../AbstractRelNode.html#computeSelfCost(org.apache.calcite.plan.RelOptPlanner,org.apache.calcite.rel.metadata.RelMetadataQuery)">computeSelfCost</a></code> in class <code><a href="../AbstractRelNode.html" title="class in org.apache.calcite.rel">AbstractRelNode</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>planner</code> - Planner for cost calculation</dd> |
| <dd><code>mq</code> - Metadata query</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Cost of this plan (not including children)</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </div> |
| </div> |
| </main> |
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