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| <h2 title="Class RelOptUtil.RexInputConverter" class="title">Class RelOptUtil.RexInputConverter</h2> |
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| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../rex/RexShuttle.html" title="class in org.apache.calcite.rex">org.apache.calcite.rex.RexShuttle</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.calcite.plan.RelOptUtil.RexInputConverter</li> |
| </ul> |
| </li> |
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| <dl> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><code><a href="../rex/RexVisitor.html" title="interface in org.apache.calcite.rex">RexVisitor</a><<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>></code></dd> |
| </dl> |
| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><code><a href="../rel/rules/PushProjector.RefAndExprConverter.html" title="class in org.apache.calcite.rel.rules">PushProjector.RefAndExprConverter</a></code></dd> |
| </dl> |
| <dl> |
| <dt>Enclosing class:</dt> |
| <dd><a href="RelOptUtil.html" title="class in org.apache.calcite.plan">RelOptUtil</a></dd> |
| </dl> |
| <hr> |
| <pre>public static class <span class="typeNameLabel">RelOptUtil.RexInputConverter</span> |
| extends <a href="../rex/RexShuttle.html" title="class in org.apache.calcite.rex">RexShuttle</a></pre> |
| <div class="block">Walks an expression tree, converting the index of RexInputRefs based on |
| some adjustment factor.</div> |
| </li> |
| </ul> |
| </div> |
| <div class="summary"> |
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| <!-- =========== FIELD SUMMARY =========== --> |
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| <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>private int[]</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#adjustments">adjustments</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#destFields">destFields</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#leftDestFields">leftDestFields</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private int</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#nLeftDestFields">nLeftDestFields</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#rexBuilder">rexBuilder</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#rightDestFields">rightDestFields</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#srcFields">srcFields</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </table> |
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| </ul> |
| </section> |
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| <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> </code></td> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.rex.RexBuilder,java.util.List,int%5B%5D)">RexInputConverter</a></span>​(<a href="../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a> rexBuilder, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> srcFields, |
| int[] adjustments)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code> </code></td> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.rex.RexBuilder,java.util.List,java.util.List,int%5B%5D)">RexInputConverter</a></span>​(<a href="../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a> rexBuilder, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> srcFields, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> destFields, |
| int[] adjustments)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code> </code></td> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.rex.RexBuilder,java.util.List,java.util.List,java.util.List,int%5B%5D)">RexInputConverter</a></span>​(<a href="../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a> rexBuilder, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> srcFields, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> leftDestFields, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> rightDestFields, |
| int[] adjustments)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private </code></td> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.rex.RexBuilder,java.util.List,java.util.List,java.util.List,java.util.List,int%5B%5D)">RexInputConverter</a></span>​(<a href="../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a> rexBuilder, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> srcFields, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> destFields, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> leftDestFields, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> rightDestFields, |
| int[] adjustments)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| </section> |
| <!-- ========== METHOD SUMMARY =========== --> |
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| <li class="blockList"><a id="method.summary"> |
| <!-- --> |
| </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="../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="#visitInputRef(org.apache.calcite.rex.RexInputRef)">visitInputRef</a></span>​(<a href="../rex/RexInputRef.html" title="class in org.apache.calcite.rex">RexInputRef</a> var)</code></th> |
| <td class="colLast"> </td> |
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| </a> |
| <h3>Methods inherited from class org.apache.calcite.rex.<a href="../rex/RexShuttle.html" title="class in org.apache.calcite.rex">RexShuttle</a></h3> |
| <code><a href="../rex/RexShuttle.html#apply(java.lang.Iterable)">apply</a>, <a href="../rex/RexShuttle.html#apply(java.util.List)">apply</a>, <a href="../rex/RexShuttle.html#apply(org.apache.calcite.rex.RexNode)">apply</a>, <a href="../rex/RexShuttle.html#mutate(java.util.List)">mutate</a>, <a href="../rex/RexShuttle.html#visitArray(org.apache.calcite.rex.RexNode%5B%5D,boolean%5B%5D)">visitArray</a>, <a href="../rex/RexShuttle.html#visitCall(org.apache.calcite.rex.RexCall)">visitCall</a>, <a href="../rex/RexShuttle.html#visitCorrelVariable(org.apache.calcite.rex.RexCorrelVariable)">visitCorrelVariable</a>, <a href="../rex/RexShuttle.html#visitDynamicParam(org.apache.calcite.rex.RexDynamicParam)">visitDynamicParam</a>, <a href="../rex/RexShuttle.html#visitFieldAccess(org.apache.calcite.rex.RexFieldAccess)">visitFieldAccess</a>, <a href="../rex/RexShuttle.html#visitFieldCollations(java.util.List,boolean%5B%5D)">visitFieldCollations</a>, <a href="../rex/RexShuttle.html#visitList(java.util.List,boolean%5B%5D)">visitList</a>, <a href="../rex/RexShuttle.html#visitList(java.util.List,java.util.List)">visitList</a>, <a href="../rex/RexShuttle.html#visitLiteral(org.apache.calcite.rex.RexLiteral)">visitLiteral</a>, <a href="../rex/RexShuttle.html#visitLocalRef(org.apache.calcite.rex.RexLocalRef)">visitLocalRef</a>, <a href="../rex/RexShuttle.html#visitOver(org.apache.calcite.rex.RexOver)">visitOver</a>, <a href="../rex/RexShuttle.html#visitPatternFieldRef(org.apache.calcite.rex.RexPatternFieldRef)">visitPatternFieldRef</a>, <a href="../rex/RexShuttle.html#visitRangeRef(org.apache.calcite.rex.RexRangeRef)">visitRangeRef</a>, <a href="../rex/RexShuttle.html#visitSubQuery(org.apache.calcite.rex.RexSubQuery)">visitSubQuery</a>, <a href="../rex/RexShuttle.html#visitTableInputRef(org.apache.calcite.rex.RexTableInputRef)">visitTableInputRef</a>, <a href="../rex/RexShuttle.html#visitWindow(org.apache.calcite.rex.RexWindow)">visitWindow</a></code></li> |
| </ul> |
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| <li class="blockList"><a id="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <section role="region"> |
| <ul class="blockList"> |
| <li class="blockList"><a id="field.detail"> |
| <!-- --> |
| </a> |
| <h3>Field Detail</h3> |
| <a id="rexBuilder"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>rexBuilder</h4> |
| <pre>protected final <a href="../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a> rexBuilder</pre> |
| </li> |
| </ul> |
| <a id="srcFields"> |
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| </a> |
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| <li class="blockList"> |
| <h4>srcFields</h4> |
| <pre>private final java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> srcFields</pre> |
| </li> |
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| </a> |
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| <h4>destFields</h4> |
| <pre>protected final java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> destFields</pre> |
| </li> |
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| <h4>leftDestFields</h4> |
| <pre>private final java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> leftDestFields</pre> |
| </li> |
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| </a> |
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| <h4>rightDestFields</h4> |
| <pre>private final java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> rightDestFields</pre> |
| </li> |
| </ul> |
| <a id="nLeftDestFields"> |
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| </a> |
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| <h4>nLeftDestFields</h4> |
| <pre>private final int nLeftDestFields</pre> |
| </li> |
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| </a> |
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| <h4>adjustments</h4> |
| <pre>private final int[] adjustments</pre> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <section role="region"> |
| <ul class="blockList"> |
| <li class="blockList"><a id="constructor.detail"> |
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| </a> |
| <h3>Constructor Detail</h3> |
| <a id="<init>(org.apache.calcite.rex.RexBuilder,java.util.List,java.util.List,java.util.List,java.util.List,int[])"> |
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| <h4>RexInputConverter</h4> |
| <pre>private RexInputConverter​(<a href="../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a> rexBuilder, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> srcFields, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> destFields, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> leftDestFields, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> rightDestFields, |
| int[] adjustments)</pre> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rexBuilder</code> - builder for creating new RexInputRefs</dd> |
| <dd><code>srcFields</code> - fields where the RexInputRefs originated |
| from; if null, a new RexInputRef is always |
| created, referencing the input from destFields |
| corresponding to its current index value</dd> |
| <dd><code>destFields</code> - fields that the new RexInputRefs will be |
| referencing; if null, use the type information |
| from the source field when creating the new |
| RexInputRef</dd> |
| <dd><code>leftDestFields</code> - in the case where the destination is a join, |
| these are the fields from the left join input</dd> |
| <dd><code>rightDestFields</code> - in the case where the destination is a join, |
| these are the fields from the right join input</dd> |
| <dd><code>adjustments</code> - the amount to adjust each field by</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="<init>(org.apache.calcite.rex.RexBuilder,java.util.List,java.util.List,java.util.List,int[])"> |
| <!-- --> |
| </a> |
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| <h4>RexInputConverter</h4> |
| <pre>public RexInputConverter​(<a href="../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a> rexBuilder, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> srcFields, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> leftDestFields, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> rightDestFields, |
| int[] adjustments)</pre> |
| </li> |
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| <h4>RexInputConverter</h4> |
| <pre>public RexInputConverter​(<a href="../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a> rexBuilder, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> srcFields, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> destFields, |
| int[] adjustments)</pre> |
| </li> |
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| <h4>RexInputConverter</h4> |
| <pre>public RexInputConverter​(<a href="../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a> rexBuilder, |
| java.util.List<<a href="../rel/type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>> srcFields, |
| int[] adjustments)</pre> |
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| <h3>Method Detail</h3> |
| <a id="visitInputRef(org.apache.calcite.rex.RexInputRef)"> |
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| <h4>visitInputRef</h4> |
| <pre class="methodSignature">public <a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> visitInputRef​(<a href="../rex/RexInputRef.html" title="class in org.apache.calcite.rex">RexInputRef</a> var)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../rex/RexVisitor.html#visitInputRef(org.apache.calcite.rex.RexInputRef)">visitInputRef</a></code> in interface <code><a href="../rex/RexVisitor.html" title="interface in org.apache.calcite.rex">RexVisitor</a><<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../rex/RexShuttle.html#visitInputRef(org.apache.calcite.rex.RexInputRef)">visitInputRef</a></code> in class <code><a href="../rex/RexShuttle.html" title="class in org.apache.calcite.rex">RexShuttle</a></code></dd> |
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