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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.calcite.sql.fun</a></div> |
| <h1 title="Class SqlBetweenOperator" class="title">Class SqlBetweenOperator</h1> |
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| <div class="inheritance"><a href="../SqlOperator.html" title="class in org.apache.calcite.sql">org.apache.calcite.sql.SqlOperator</a> |
| <div class="inheritance"><a href="../SqlSpecialOperator.html" title="class in org.apache.calcite.sql">org.apache.calcite.sql.SqlSpecialOperator</a> |
| <div class="inheritance"><a href="../SqlInfixOperator.html" title="class in org.apache.calcite.sql">org.apache.calcite.sql.SqlInfixOperator</a> |
| <div class="inheritance">org.apache.calcite.sql.fun.SqlBetweenOperator</div> |
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| <section class="description"> |
| <hr> |
| <pre>public class <span class="typeNameLabel">SqlBetweenOperator</span> |
| extends <a href="../SqlInfixOperator.html" title="class in org.apache.calcite.sql">SqlInfixOperator</a></pre> |
| <div class="block">Defines the BETWEEN operator. |
| |
| <p>Syntax: |
| |
| <blockquote><code>X [NOT] BETWEEN [ASYMMETRIC | SYMMETRIC] Y AND |
| Z</code></blockquote> |
| |
| <p>If the asymmetric/symmetric keywords are left out ASYMMETRIC is default. |
| |
| <p>This operator is always expanded (into something like <code>Y <= X AND |
| X <= Z</code>) before being converted into Rex nodes.</div> |
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| <thead> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
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| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="SqlBetweenOperator.Flag.html" title="enum in org.apache.calcite.sql.fun">SqlBetweenOperator.Flag</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Defines the "SYMMETRIC" and "ASYMMETRIC" keywords.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| <div class="inheritedList"> |
| <h2>Nested classes/interfaces inherited from class org.apache.calcite.sql.<a href="../SqlSpecialOperator.html" title="class in org.apache.calcite.sql">SqlSpecialOperator</a></h2> |
| <a id="nested.classes.inherited.from.class.org.apache.calcite.sql.SqlSpecialOperator"> |
| <!-- --> |
| </a><code><a href="../SqlSpecialOperator.ReduceResult.html" title="class in org.apache.calcite.sql">SqlSpecialOperator.ReduceResult</a>, <a href="../SqlSpecialOperator.TokenSequence.html" title="interface in org.apache.calcite.sql">SqlSpecialOperator.TokenSequence</a></code></div> |
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| <thead> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Field</th> |
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| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="SqlBetweenOperator.Flag.html" title="enum in org.apache.calcite.sql.fun">SqlBetweenOperator.Flag</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#flag">flag</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#LOWER_OPERAND">LOWER_OPERAND</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Ordinal of the 'lower' operand.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#UPPER_OPERAND">UPPER_OPERAND</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Ordinal of the 'upper' operand.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#VALUE_OPERAND">VALUE_OPERAND</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Ordinal of the 'value' operand.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| <div class="inheritedList"> |
| <h3>Fields inherited from class org.apache.calcite.sql.<a href="../SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></h3> |
| <a id="fields.inherited.from.class.org.apache.calcite.sql.SqlOperator"> |
| <!-- --> |
| </a><code><a href="../SqlOperator.html#kind">kind</a>, <a href="../SqlOperator.html#MDX_PRECEDENCE">MDX_PRECEDENCE</a>, <a href="../SqlOperator.html#NL">NL</a></code></div> |
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| <th class="colFirst" scope="col">Constructor</th> |
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| <tbody> |
| <tr class="altColor"> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.sql.fun.SqlBetweenOperator.Flag,boolean)">SqlBetweenOperator</a></span>​(<a href="SqlBetweenOperator.Flag.html" title="enum in org.apache.calcite.sql.fun">SqlBetweenOperator.Flag</a> flag, |
| boolean negated)</code></th> |
| <td class="colLast"> </td> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
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| <th class="colLast" scope="col">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor" id="i0"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getName()">getName</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor" id="i1"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSignatureTemplate(int)">getSignatureTemplate</a></span>​(int operandsCount)</code></th> |
| <td class="colLast"> |
| <div class="block">Returns a template describing how the operator signature is to be built.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i2"> |
| <td class="colFirst"><code><a href="../../rel/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="#inferReturnType(org.apache.calcite.sql.SqlOperatorBinding)">inferReturnType</a></span>​(<a href="../SqlOperatorBinding.html" title="class in org.apache.calcite.sql">SqlOperatorBinding</a> opBinding)</code></th> |
| <td class="colLast"> |
| <div class="block">Infers the return type of an invocation of this operator; only called |
| after the number and types of operands have already been validated.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i3"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isNegated()">isNegated</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns whether this is 'NOT' variant of an operator.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i4"> |
| <td class="colFirst"><code><a href="../SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#not()">not</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the operator that is the logical inverse of this operator.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i5"> |
| <td class="colFirst"><code><a href="../SqlSpecialOperator.ReduceResult.html" title="class in org.apache.calcite.sql">SqlSpecialOperator.ReduceResult</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#reduceExpr(int,org.apache.calcite.sql.SqlSpecialOperator.TokenSequence)">reduceExpr</a></span>​(int opOrdinal, |
| <a href="../SqlSpecialOperator.TokenSequence.html" title="interface in org.apache.calcite.sql">SqlSpecialOperator.TokenSequence</a> list)</code></th> |
| <td class="colLast"> |
| <div class="block">Reduces a list of operators and arguments according to the rules of |
| precedence and associativity.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i6"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#unparse(org.apache.calcite.sql.SqlWriter,org.apache.calcite.sql.SqlCall,int,int)">unparse</a></span>​(<a href="../SqlWriter.html" title="interface in org.apache.calcite.sql">SqlWriter</a> writer, |
| <a href="../SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a> call, |
| int leftPrec, |
| int rightPrec)</code></th> |
| <td class="colLast"> |
| <div class="block">Writes a SQL representation of a call to this operator to a writer, |
| including parentheses if the operators on either side are of greater |
| precedence.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i7"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#validRexOperands(int,org.apache.calcite.util.Litmus)">validRexOperands</a></span>​(int count, |
| <a href="../../util/Litmus.html" title="interface in org.apache.calcite.util">Litmus</a> litmus)</code></th> |
| <td class="colLast"> |
| <div class="block">Returns whether the given operands are valid.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| </div> |
| <div class="inheritedList"> |
| <h3>Methods inherited from class org.apache.calcite.sql.<a href="../SqlSpecialOperator.html" title="class in org.apache.calcite.sql">SqlSpecialOperator</a></h3> |
| <a id="methods.inherited.from.class.org.apache.calcite.sql.SqlSpecialOperator"> |
| <!-- --> |
| </a><code><a href="../SqlSpecialOperator.html#getSyntax()">getSyntax</a></code></div> |
| <div class="inheritedList"> |
| <h3>Methods inherited from class org.apache.calcite.sql.<a href="../SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></h3> |
| <a id="methods.inherited.from.class.org.apache.calcite.sql.SqlOperator"> |
| <!-- --> |
| </a><code><a href="../SqlOperator.html#acceptCall(org.apache.calcite.sql.util.SqlVisitor,org.apache.calcite.sql.SqlCall)">acceptCall</a>, <a href="../SqlOperator.html#acceptCall(org.apache.calcite.sql.util.SqlVisitor,org.apache.calcite.sql.SqlCall,boolean,org.apache.calcite.sql.util.SqlBasicVisitor.ArgHandler)">acceptCall</a>, <a href="../SqlOperator.html#adjustType(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.SqlCall,org.apache.calcite.rel.type.RelDataType)">adjustType</a>, <a href="../SqlOperator.html#allowsFraming()">allowsFraming</a>, <a href="../SqlOperator.html#argumentMustBeScalar(int)">argumentMustBeScalar</a>, <a href="../SqlOperator.html#checkOperandCount(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.type.SqlOperandTypeChecker,org.apache.calcite.sql.SqlCall)">checkOperandCount</a>, <a href="../SqlOperator.html#checkOperandTypes(org.apache.calcite.sql.SqlCallBinding,boolean)">checkOperandTypes</a>, <a href="../SqlOperator.html#constructArgNameList(org.apache.calcite.sql.SqlCall)">constructArgNameList</a>, <a href="../SqlOperator.html#constructArgTypeList(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.SqlCall,java.util.List,boolean)">constructArgTypeList</a>, <a href="../SqlOperator.html#constructOperandList(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.SqlCall,java.util.List)">constructOperandList</a>, <a href="../SqlOperator.html#createCall(org.apache.calcite.sql.SqlLiteral,org.apache.calcite.sql.parser.SqlParserPos,org.apache.calcite.sql.SqlNode...)">createCall</a>, <a href="../SqlOperator.html#createCall(org.apache.calcite.sql.SqlLiteral,org.apache.calcite.sql.parser.SqlParserPos,java.lang.Iterable)">createCall</a>, <a href="../SqlOperator.html#createCall(org.apache.calcite.sql.SqlLiteral,org.apache.calcite.sql.parser.SqlParserPos,org.apache.calcite.sql.SqlNodeList)">createCall</a>, <a href="../SqlOperator.html#createCall(org.apache.calcite.sql.parser.SqlParserPos,org.apache.calcite.sql.SqlNode...)">createCall</a>, <a href="../SqlOperator.html#createCall(org.apache.calcite.sql.parser.SqlParserPos,java.util.List)">createCall</a>, <a href="../SqlOperator.html#createCall(org.apache.calcite.sql.parser.SqlParserPos,org.apache.calcite.sql.SqlNodeList)">createCall</a>, <a href="../SqlOperator.html#createCall(org.apache.calcite.sql.SqlNodeList)">createCall</a>, <a href="../SqlOperator.html#deriveType(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.SqlCall)">deriveType</a>, <a href="../SqlOperator.html#equals(java.lang.Object)">equals</a>, <a href="../SqlOperator.html#getAllowedSignatures()">getAllowedSignatures</a>, <a href="../SqlOperator.html#getAllowedSignatures(java.lang.String)">getAllowedSignatures</a>, <a href="../SqlOperator.html#getKind()">getKind</a>, <a href="../SqlOperator.html#getLeftPrec()">getLeftPrec</a>, <a href="../SqlOperator.html#getMonotonicity(org.apache.calcite.sql.SqlCall,org.apache.calcite.sql.validate.SqlValidatorScope)">getMonotonicity</a>, <a href="../SqlOperator.html#getMonotonicity(org.apache.calcite.sql.SqlOperatorBinding)">getMonotonicity</a>, <a href="../SqlOperator.html#getNameAsId()">getNameAsId</a>, <a href="../SqlOperator.html#getOperandCountRange()">getOperandCountRange</a>, <a href="../SqlOperator.html#getOperandTypeChecker()">getOperandTypeChecker</a>, <a href="../SqlOperator.html#getOperandTypeInference()">getOperandTypeInference</a>, <a href="../SqlOperator.html#getReturnTypeInference()">getReturnTypeInference</a>, <a href="../SqlOperator.html#getRightPrec()">getRightPrec</a>, <a href="../SqlOperator.html#getStrongPolicyInference()">getStrongPolicyInference</a>, <a href="../SqlOperator.html#hashCode()">hashCode</a>, <a href="../SqlOperator.html#inferReturnType(org.apache.calcite.rel.type.RelDataTypeFactory,java.util.List)">inferReturnType</a>, <a href="../SqlOperator.html#isAggregator()">isAggregator</a>, <a href="../SqlOperator.html#isDeterministic()">isDeterministic</a>, <a href="../SqlOperator.html#isDynamicFunction()">isDynamicFunction</a>, <a href="../SqlOperator.html#isGroup()">isGroup</a>, <a href="../SqlOperator.html#isGroupAuxiliary()">isGroupAuxiliary</a>, <a href="../SqlOperator.html#isName(java.lang.String,boolean)">isName</a>, <a href="../SqlOperator.html#isSymmetrical()">isSymmetrical</a>, <a href="../SqlOperator.html#leftPrec(int,boolean)">leftPrec</a>, <a href="../SqlOperator.html#preValidateCall(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.SqlCall)">preValidateCall</a>, <a href="../SqlOperator.html#requiresDecimalExpansion()">requiresDecimalExpansion</a>, <a href="../SqlOperator.html#requiresOrder()">requiresOrder</a>, <a href="../SqlOperator.html#requiresOver()">requiresOver</a>, <a href="../SqlOperator.html#reverse()">reverse</a>, <a href="../SqlOperator.html#rewriteCall(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.SqlCall)">rewriteCall</a>, <a href="../SqlOperator.html#rightPrec(int,boolean)">rightPrec</a>, <a href="../SqlOperator.html#toString()">toString</a>, <a href="../SqlOperator.html#unparseListClause(org.apache.calcite.sql.SqlWriter,org.apache.calcite.sql.SqlNode)">unparseListClause</a>, <a href="../SqlOperator.html#unparseListClause(org.apache.calcite.sql.SqlWriter,org.apache.calcite.sql.SqlNode,org.apache.calcite.sql.SqlKind)">unparseListClause</a>, <a href="../SqlOperator.html#validateCall(org.apache.calcite.sql.SqlCall,org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.validate.SqlValidatorScope)">validateCall</a>, <a href="../SqlOperator.html#validateOperands(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.SqlCall)">validateOperands</a></code></div> |
| <div class="inheritedList"> |
| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></h3> |
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| <h3><a id="VALUE_OPERAND">VALUE_OPERAND</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static final</span> <span class="returnType">int</span> <span class="memberName">VALUE_OPERAND</span></div> |
| <div class="block">Ordinal of the 'value' operand.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../constant-values.html#org.apache.calcite.sql.fun.SqlBetweenOperator.VALUE_OPERAND">Constant Field Values</a></dd> |
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| <div class="block">Ordinal of the 'lower' operand.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../constant-values.html#org.apache.calcite.sql.fun.SqlBetweenOperator.LOWER_OPERAND">Constant Field Values</a></dd> |
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| <div class="block">Ordinal of the 'upper' operand.</div> |
| <dl> |
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| <dd><a href="../../../../../constant-values.html#org.apache.calcite.sql.fun.SqlBetweenOperator.UPPER_OPERAND">Constant Field Values</a></dd> |
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| <h3><a id="<init>(org.apache.calcite.sql.fun.SqlBetweenOperator.Flag,boolean)">SqlBetweenOperator</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="memberName">SqlBetweenOperator</span>​(<span class="arguments"><a href="SqlBetweenOperator.Flag.html" title="enum in org.apache.calcite.sql.fun">SqlBetweenOperator.Flag</a> flag, |
| boolean negated)</span></div> |
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| <h3><a id="validRexOperands(int,org.apache.calcite.util.Litmus)">validRexOperands</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">boolean</span> <span class="memberName">validRexOperands</span>​(<span class="arguments">int count, |
| <a href="../../util/Litmus.html" title="interface in org.apache.calcite.util">Litmus</a> litmus)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../SqlOperator.html#validRexOperands(int,org.apache.calcite.util.Litmus)">SqlOperator</a></code></span></div> |
| <div class="block">Returns whether the given operands are valid. If not valid and |
| <code>fail</code>, throws an assertion error. |
| |
| <p>Similar to <a href="../SqlOperator.html#checkOperandCount(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.type.SqlOperandTypeChecker,org.apache.calcite.sql.SqlCall)"><code>SqlOperator.checkOperandCount(org.apache.calcite.sql.validate.SqlValidator, org.apache.calcite.sql.type.SqlOperandTypeChecker, org.apache.calcite.sql.SqlCall)</code></a>, but some operators may have |
| different valid operands in <a href="../SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a> and <code>RexNode</code> formats |
| (some examples are CAST and AND), and this method throws internal errors, |
| not user errors.</p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../SqlOperator.html#validRexOperands(int,org.apache.calcite.util.Litmus)">validRexOperands</a></code> in class <code><a href="../SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd> |
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| <h3><a id="isNegated()">isNegated</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">boolean</span> <span class="memberName">isNegated</span>()</div> |
| <div class="block">Returns whether this is 'NOT' variant of an operator.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="#not()"><code>not()</code></a></dd> |
| </dl> |
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| <section class="detail"> |
| <h3><a id="not()">not</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="../SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></span> <span class="memberName">not</span>()</div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../SqlOperator.html#not()">SqlOperator</a></code></span></div> |
| <div class="block">Returns the operator that is the logical inverse of this operator. |
| |
| <p>For example, <code>SqlStdOperatorTable.LIKE.not()</code> returns |
| <code>SqlStdOperatorTable.NOT_LIKE</code>, and vice versa. |
| |
| <p>By default, returns <code>null</code>, which means there is no inverse |
| operator.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../SqlOperator.html#not()">not</a></code> in class <code><a href="../SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../SqlOperator.html#reverse()"><code>SqlOperator.reverse()</code></a></dd> |
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| <h3><a id="inferReturnType(org.apache.calcite.sql.SqlOperatorBinding)">inferReturnType</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="../../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></span> <span class="memberName">inferReturnType</span>​(<span class="arguments"><a href="../SqlOperatorBinding.html" title="class in org.apache.calcite.sql">SqlOperatorBinding</a> opBinding)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../SqlOperator.html#inferReturnType(org.apache.calcite.sql.SqlOperatorBinding)">SqlOperator</a></code></span></div> |
| <div class="block">Infers the return type of an invocation of this operator; only called |
| after the number and types of operands have already been validated. |
| Subclasses must either override this method or supply an instance of |
| <a href="../type/SqlReturnTypeInference.html" title="interface in org.apache.calcite.sql.type"><code>SqlReturnTypeInference</code></a> to the constructor.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../SqlOperator.html#inferReturnType(org.apache.calcite.sql.SqlOperatorBinding)">inferReturnType</a></code> in class <code><a href="../SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>opBinding</code> - description of invocation (not necessarily a |
| <a href="../SqlCall.html" title="class in org.apache.calcite.sql"><code>SqlCall</code></a>)</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>inferred return type</dd> |
| </dl> |
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| <h3><a id="getSignatureTemplate(int)">getSignatureTemplate</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></span> <span class="memberName">getSignatureTemplate</span>​(<span class="arguments">int operandsCount)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../SqlOperator.html#getSignatureTemplate(int)">SqlOperator</a></code></span></div> |
| <div class="block">Returns a template describing how the operator signature is to be built. |
| E.g for the binary + operator the template looks like "{1} {0} {2}" {0} |
| is the operator, subsequent numbers are operands.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../SqlOperator.html#getSignatureTemplate(int)">getSignatureTemplate</a></code> in class <code><a href="../SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>operandsCount</code> - is used with functions that can take a variable |
| number of operands</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>signature template, or null to indicate that a default template |
| will suffice</dd> |
| </dl> |
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| <h3><a id="getName()">getName</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></span> <span class="memberName">getName</span>()</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../SqlOperator.html#getName()">getName</a></code> in class <code><a href="../SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd> |
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| <h3><a id="unparse(org.apache.calcite.sql.SqlWriter,org.apache.calcite.sql.SqlCall,int,int)">unparse</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">void</span> <span class="memberName">unparse</span>​(<span class="arguments"><a href="../SqlWriter.html" title="interface in org.apache.calcite.sql">SqlWriter</a> writer, |
| <a href="../SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a> call, |
| int leftPrec, |
| int rightPrec)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../SqlOperator.html#unparse(org.apache.calcite.sql.SqlWriter,org.apache.calcite.sql.SqlCall,int,int)">SqlOperator</a></code></span></div> |
| <div class="block">Writes a SQL representation of a call to this operator to a writer, |
| including parentheses if the operators on either side are of greater |
| precedence. |
| |
| <p>The default implementation of this method delegates to |
| <a href="../SqlSyntax.html#unparse(org.apache.calcite.sql.SqlWriter,org.apache.calcite.sql.SqlOperator,org.apache.calcite.sql.SqlCall,int,int)"><code>SqlSyntax.unparse(org.apache.calcite.sql.SqlWriter, org.apache.calcite.sql.SqlOperator, org.apache.calcite.sql.SqlCall, int, int)</code></a>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../SqlInfixOperator.html#unparse(org.apache.calcite.sql.SqlWriter,org.apache.calcite.sql.SqlCall,int,int)">unparse</a></code> in class <code><a href="../SqlInfixOperator.html" title="class in org.apache.calcite.sql">SqlInfixOperator</a></code></dd> |
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| <h3><a id="reduceExpr(int,org.apache.calcite.sql.SqlSpecialOperator.TokenSequence)">reduceExpr</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="../SqlSpecialOperator.ReduceResult.html" title="class in org.apache.calcite.sql">SqlSpecialOperator.ReduceResult</a></span> <span class="memberName">reduceExpr</span>​(<span class="arguments">int opOrdinal, |
| <a href="../SqlSpecialOperator.TokenSequence.html" title="interface in org.apache.calcite.sql">SqlSpecialOperator.TokenSequence</a> list)</span></div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../SqlSpecialOperator.html#reduceExpr(int,org.apache.calcite.sql.SqlSpecialOperator.TokenSequence)">SqlSpecialOperator</a></code></span></div> |
| <div class="block">Reduces a list of operators and arguments according to the rules of |
| precedence and associativity. Returns the ordinal of the node which |
| replaced the expression. |
| |
| <p>The default implementation throws |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/UnsupportedOperationException.html?is-external=true" title="class or interface in java.lang" class="externalLink"><code>UnsupportedOperationException</code></a>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../SqlSpecialOperator.html#reduceExpr(int,org.apache.calcite.sql.SqlSpecialOperator.TokenSequence)">reduceExpr</a></code> in class <code><a href="../SqlSpecialOperator.html" title="class in org.apache.calcite.sql">SqlSpecialOperator</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>opOrdinal</code> - indicating the ordinal of the current operator in the list |
| on which a possible reduction can be made</dd> |
| <dd><code>list</code> - List of alternating |
| <a href="../parser/SqlParserUtil.ToTreeListItem.html" title="class in org.apache.calcite.sql.parser"><code>SqlParserUtil.ToTreeListItem</code></a> and |
| <a href="../SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>ordinal of the node which replaced the expression</dd> |
| </dl> |
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