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| <h2 title="Class ReduceDecimalsRule.BinaryArithmeticExpander" class="title">Class ReduceDecimalsRule.BinaryArithmeticExpander</h2> |
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| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
| <li> |
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| <li><a href="ReduceDecimalsRule.RexExpander.html" title="class in org.apache.calcite.rel.rules">org.apache.calcite.rel.rules.ReduceDecimalsRule.RexExpander</a></li> |
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| <li>org.apache.calcite.rel.rules.ReduceDecimalsRule.BinaryArithmeticExpander</li> |
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| </dl> |
| <hr> |
| <pre>private class <span class="typeNameLabel">ReduceDecimalsRule.BinaryArithmeticExpander</span> |
| extends <a href="ReduceDecimalsRule.RexExpander.html" title="class in org.apache.calcite.rel.rules">ReduceDecimalsRule.RexExpander</a></pre> |
| <div class="block">Expands a decimal arithmetic expression</div> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>(package private) int</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#scaleA">scaleA</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>(package private) int</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#scaleB">scaleB</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>(package 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="#typeA">typeA</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>(package 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="#typeB">typeB</a></span></code></th> |
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| <code><a href="ReduceDecimalsRule.RexExpander.html#builder">builder</a>, <a href="ReduceDecimalsRule.RexExpander.html#int8">int8</a>, <a href="ReduceDecimalsRule.RexExpander.html#real8">real8</a></code></li> |
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| </tr> |
| <tr class="altColor"> |
| <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)">BinaryArithmeticExpander</a></span>​(<a href="../../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a> builder)</code></th> |
| <td class="colLast"> </td> |
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| <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>private void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#analyzeOperands(java.util.List)">analyzeOperands</a></span>​(java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> operands)</code></th> |
| <td class="colLast"> |
| <div class="block">Convenience method for reading characteristics of operands (such as |
| scale, precision, whole digits) into an ArithmeticExpander.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <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="#expand(org.apache.calcite.rex.RexCall)">expand</a></span>​(<a href="../../rex/RexCall.html" title="class in org.apache.calcite.rex">RexCall</a> call)</code></th> |
| <td class="colLast"> |
| <div class="block">Rewrites an expression containing decimals.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>private <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="#expandComparison(org.apache.calcite.rex.RexCall,java.util.List)">expandComparison</a></span>​(<a href="../../rex/RexCall.html" title="class in org.apache.calcite.rex">RexCall</a> call, |
| java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> operands)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>private <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="#expandDivide(org.apache.calcite.rex.RexCall,java.util.List)">expandDivide</a></span>​(<a href="../../rex/RexCall.html" title="class in org.apache.calcite.rex">RexCall</a> call, |
| java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> operands)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>private <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="#expandMod(org.apache.calcite.rex.RexCall,java.util.List)">expandMod</a></span>​(<a href="../../rex/RexCall.html" title="class in org.apache.calcite.rex">RexCall</a> call, |
| java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> operands)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>private <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="#expandPlusMinus(org.apache.calcite.rex.RexCall,java.util.List)">expandPlusMinus</a></span>​(<a href="../../rex/RexCall.html" title="class in org.apache.calcite.rex">RexCall</a> call, |
| java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> operands)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>private <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="#expandTimes(org.apache.calcite.rex.RexCall,java.util.List)">expandTimes</a></span>​(<a href="../../rex/RexCall.html" title="class in org.apache.calcite.rex">RexCall</a> call, |
| java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> operands)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
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| <li class="blockList"><a id="methods.inherited.from.class.org.apache.calcite.rel.rules.ReduceDecimalsRule.RexExpander"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class org.apache.calcite.rel.rules.<a href="ReduceDecimalsRule.RexExpander.html" title="class in org.apache.calcite.rel.rules">ReduceDecimalsRule.RexExpander</a></h3> |
| <code><a href="ReduceDecimalsRule.RexExpander.html#accessValue(org.apache.calcite.rex.RexNode)">accessValue</a>, <a href="ReduceDecimalsRule.RexExpander.html#canExpand(org.apache.calcite.rex.RexCall)">canExpand</a>, <a href="ReduceDecimalsRule.RexExpander.html#decodeValue(org.apache.calcite.rex.RexNode)">decodeValue</a>, <a href="ReduceDecimalsRule.RexExpander.html#encodeValue(org.apache.calcite.rex.RexNode,org.apache.calcite.rel.type.RelDataType)">encodeValue</a>, <a href="ReduceDecimalsRule.RexExpander.html#encodeValue(org.apache.calcite.rex.RexNode,org.apache.calcite.rel.type.RelDataType,boolean)">encodeValue</a>, <a href="ReduceDecimalsRule.RexExpander.html#ensureScale(org.apache.calcite.rex.RexNode,int,int)">ensureScale</a>, <a href="ReduceDecimalsRule.RexExpander.html#ensureType(org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rex.RexNode)">ensureType</a>, <a href="ReduceDecimalsRule.RexExpander.html#ensureType(org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rex.RexNode,boolean)">ensureType</a>, <a href="ReduceDecimalsRule.RexExpander.html#makeApproxLiteral(java.math.BigDecimal)">makeApproxLiteral</a>, <a href="ReduceDecimalsRule.RexExpander.html#makeApproxScaleFactor(int)">makeApproxScaleFactor</a>, <a href="ReduceDecimalsRule.RexExpander.html#makeCase(org.apache.calcite.rex.RexNode,org.apache.calcite.rex.RexNode,org.apache.calcite.rex.RexNode)">makeCase</a>, <a href="ReduceDecimalsRule.RexExpander.html#makeCase(org.apache.calcite.rex.RexNode,org.apache.calcite.rex.RexNode,org.apache.calcite.rex.RexNode,org.apache.calcite.rex.RexNode,org.apache.calcite.rex.RexNode)">makeCase</a>, <a href="ReduceDecimalsRule.RexExpander.html#makeDivide(org.apache.calcite.rex.RexNode,org.apache.calcite.rex.RexNode)">makeDivide</a>, <a href="ReduceDecimalsRule.RexExpander.html#makeExactLiteral(long)">makeExactLiteral</a>, <a href="ReduceDecimalsRule.RexExpander.html#makeIsNegative(org.apache.calcite.rex.RexNode)">makeIsNegative</a>, <a href="ReduceDecimalsRule.RexExpander.html#makeIsPositive(org.apache.calcite.rex.RexNode)">makeIsPositive</a>, <a href="ReduceDecimalsRule.RexExpander.html#makeMinus(org.apache.calcite.rex.RexNode,org.apache.calcite.rex.RexNode)">makeMinus</a>, <a href="ReduceDecimalsRule.RexExpander.html#makeMultiply(org.apache.calcite.rex.RexNode,org.apache.calcite.rex.RexNode)">makeMultiply</a>, <a href="ReduceDecimalsRule.RexExpander.html#makePlus(org.apache.calcite.rex.RexNode,org.apache.calcite.rex.RexNode)">makePlus</a>, <a href="ReduceDecimalsRule.RexExpander.html#makeRoundFactor(int)">makeRoundFactor</a>, <a href="ReduceDecimalsRule.RexExpander.html#makeScaleFactor(int)">makeScaleFactor</a>, <a href="ReduceDecimalsRule.RexExpander.html#powerOfTen(int)">powerOfTen</a>, <a href="ReduceDecimalsRule.RexExpander.html#scaleDown(org.apache.calcite.rex.RexNode,int)">scaleDown</a>, <a href="ReduceDecimalsRule.RexExpander.html#scaleDownDouble(org.apache.calcite.rex.RexNode,int)">scaleDownDouble</a>, <a href="ReduceDecimalsRule.RexExpander.html#scaleUp(org.apache.calcite.rex.RexNode,int)">scaleUp</a></code></li> |
| </ul> |
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| <!-- --> |
| </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> |
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| <h3>Field Detail</h3> |
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| <h4>typeA</h4> |
| <pre><a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> typeA</pre> |
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| <h4>typeB</h4> |
| <pre><a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> typeB</pre> |
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| <h4>scaleA</h4> |
| <pre>int scaleA</pre> |
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| <h4>scaleB</h4> |
| <pre>int scaleB</pre> |
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| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <section role="region"> |
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| </a> |
| <h3>Constructor Detail</h3> |
| <a id="<init>(org.apache.calcite.rex.RexBuilder)"> |
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| <h4>BinaryArithmeticExpander</h4> |
| <pre>private BinaryArithmeticExpander​(<a href="../../rex/RexBuilder.html" title="class in org.apache.calcite.rex">RexBuilder</a> builder)</pre> |
| </li> |
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| <a id="expand(org.apache.calcite.rex.RexCall)"> |
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| <h4>expand</h4> |
| <pre class="methodSignature">public <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> expand​(<a href="../../rex/RexCall.html" title="class in org.apache.calcite.rex">RexCall</a> call)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="ReduceDecimalsRule.RexExpander.html#expand(org.apache.calcite.rex.RexCall)">ReduceDecimalsRule.RexExpander</a></code></span></div> |
| <div class="block">Rewrites an expression containing decimals. Normally, this method |
| always performs a rewrite, but implementations may choose to return |
| the original expression if no change was required.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="ReduceDecimalsRule.RexExpander.html#expand(org.apache.calcite.rex.RexCall)">expand</a></code> in class <code><a href="ReduceDecimalsRule.RexExpander.html" title="class in org.apache.calcite.rel.rules">ReduceDecimalsRule.RexExpander</a></code></dd> |
| </dl> |
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| </ul> |
| <a id="analyzeOperands(java.util.List)"> |
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| <h4>analyzeOperands</h4> |
| <pre class="methodSignature">private void analyzeOperands​(java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> operands)</pre> |
| <div class="block">Convenience method for reading characteristics of operands (such as |
| scale, precision, whole digits) into an ArithmeticExpander. The |
| operands are restricted by the following contraints: |
| |
| <ul> |
| <li>there are exactly two operands |
| <li>both are exact numeric types |
| </ul></div> |
| </li> |
| </ul> |
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| <h4>expandPlusMinus</h4> |
| <pre class="methodSignature">private <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> expandPlusMinus​(<a href="../../rex/RexCall.html" title="class in org.apache.calcite.rex">RexCall</a> call, |
| java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> operands)</pre> |
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| <h4>expandDivide</h4> |
| <pre class="methodSignature">private <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> expandDivide​(<a href="../../rex/RexCall.html" title="class in org.apache.calcite.rex">RexCall</a> call, |
| java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> operands)</pre> |
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| <h4>expandTimes</h4> |
| <pre class="methodSignature">private <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> expandTimes​(<a href="../../rex/RexCall.html" title="class in org.apache.calcite.rex">RexCall</a> call, |
| java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> operands)</pre> |
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| <h4>expandComparison</h4> |
| <pre class="methodSignature">private <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> expandComparison​(<a href="../../rex/RexCall.html" title="class in org.apache.calcite.rex">RexCall</a> call, |
| java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> operands)</pre> |
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| <h4>expandMod</h4> |
| <pre class="methodSignature">private <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> expandMod​(<a href="../../rex/RexCall.html" title="class in org.apache.calcite.rex">RexCall</a> call, |
| java.util.List<<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> operands)</pre> |
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