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| <li>Summary: </li> |
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| <h2 title="Class SqlDotOperator" class="title">Class SqlDotOperator</h2> |
| </div> |
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| <ul class="inheritance"> |
| <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="class in org.apache.calcite.sql">org.apache.calcite.sql.SqlOperator</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.html" title="class in org.apache.calcite.sql">org.apache.calcite.sql.SqlSpecialOperator</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.calcite.sql.fun.SqlDotOperator</li> |
| </ul> |
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| <pre>public class <span class="typeNameLabel">SqlDotOperator</span> |
| extends <a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.html" title="class in org.apache.calcite.sql">SqlSpecialOperator</a></pre> |
| <div class="block">The dot operator <code>.</code>, used to access a field of a |
| record. For example, <code>a.b</code>.</div> |
| </li> |
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| <li class="blockList"><a name="nested.classes.inherited.from.class.org.apache.calcite.sql.SqlSpecialOperator"> |
| <!-- --> |
| </a> |
| <h3>Nested classes/interfaces inherited from class org.apache.calcite.sql.<a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.html" title="class in org.apache.calcite.sql">SqlSpecialOperator</a></h3> |
| <code><a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.ReduceResult.html" title="class in org.apache.calcite.sql">SqlSpecialOperator.ReduceResult</a>, <a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.TokenSequence.html" title="interface in org.apache.calcite.sql">SqlSpecialOperator.TokenSequence</a></code></li> |
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| <!-- --> |
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| <h3>Fields inherited from class org.apache.calcite.sql.<a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></h3> |
| <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#kind">kind</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#MDX_PRECEDENCE">MDX_PRECEDENCE</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#NL">NL</a></code></li> |
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| <!-- ========== METHOD SUMMARY =========== --> |
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| <h3>Method Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <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="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code><R> void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlDotOperator.html#acceptCall-org.apache.calcite.sql.util.SqlVisitor-org.apache.calcite.sql.SqlCall-boolean-org.apache.calcite.sql.util.SqlBasicVisitor.ArgHandler-">acceptCall</a></span>(<a href="../../../../../org/apache/calcite/sql/util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a><R> visitor, |
| <a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a> call, |
| boolean onlyExpressions, |
| <a href="../../../../../org/apache/calcite/sql/util/SqlBasicVisitor.ArgHandler.html" title="interface in org.apache.calcite.sql.util">SqlBasicVisitor.ArgHandler</a><R> argHandler)</code> |
| <div class="block">Accepts a <a href="../../../../../org/apache/calcite/sql/util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util"><code>SqlVisitor</code></a>, directing an |
| <a href="../../../../../org/apache/calcite/sql/util/SqlBasicVisitor.ArgHandler.html" title="interface in org.apache.calcite.sql.util"><code>SqlBasicVisitor.ArgHandler</code></a> |
| to visit an operand of a call.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlDotOperator.html#checkOperandTypes-org.apache.calcite.sql.SqlCallBinding-boolean-">checkOperandTypes</a></span>(<a href="../../../../../org/apache/calcite/sql/SqlCallBinding.html" title="class in org.apache.calcite.sql">SqlCallBinding</a> callBinding, |
| boolean throwOnFailure)</code> |
| <div class="block">Checks that the operand values in a <a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="class in org.apache.calcite.sql"><code>SqlCall</code></a> to this operator are |
| valid.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlDotOperator.html#deriveType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.SqlCall-">deriveType</a></span>(<a href="../../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a> validator, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a> scope, |
| <a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a> call)</code> |
| <div class="block">Derives the type of a call to this operator.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlDotOperator.html#getAllowedSignatures-java.lang.String-">getAllowedSignatures</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name)</code> |
| <div class="block">Returns a string describing the expected operand types of a call, e.g.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/sql/SqlOperandCountRange.html" title="interface in org.apache.calcite.sql">SqlOperandCountRange</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlDotOperator.html#getOperandCountRange--">getOperandCountRange</a></span>()</code> |
| <div class="block">Returns a constraint on the number of operands expected by this operator.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlDotOperator.html#inferReturnType-org.apache.calcite.sql.SqlOperatorBinding-">inferReturnType</a></span>(<a href="../../../../../org/apache/calcite/sql/SqlOperatorBinding.html" title="class in org.apache.calcite.sql">SqlOperatorBinding</a> opBinding)</code> |
| <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 id="i6" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.ReduceResult.html" title="class in org.apache.calcite.sql">SqlSpecialOperator.ReduceResult</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlDotOperator.html#reduceExpr-int-org.apache.calcite.sql.SqlSpecialOperator.TokenSequence-">reduceExpr</a></span>(int ordinal, |
| <a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.TokenSequence.html" title="interface in org.apache.calcite.sql">SqlSpecialOperator.TokenSequence</a> list)</code> |
| <div class="block">Reduces a list of operators and arguments according to the rules of |
| precedence and associativity.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlDotOperator.html#unparse-org.apache.calcite.sql.SqlWriter-org.apache.calcite.sql.SqlCall-int-int-">unparse</a></span>(<a href="../../../../../org/apache/calcite/sql/SqlWriter.html" title="interface in org.apache.calcite.sql">SqlWriter</a> writer, |
| <a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a> call, |
| int leftPrec, |
| int rightPrec)</code> |
| <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 id="i8" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlDotOperator.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></span>(<a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a> call, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a> validator, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a> scope, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a> operandScope)</code> |
| <div class="block">Validates a call to this operator.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlDotOperator.html#validRexOperands-int-org.apache.calcite.util.Litmus-">validRexOperands</a></span>(int count, |
| <a href="../../../../../org/apache/calcite/util/Litmus.html" title="interface in org.apache.calcite.util">Litmus</a> litmus)</code> |
| <div class="block">Returns whether the given operands are valid.</div> |
| </td> |
| </tr> |
| </table> |
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| <!-- --> |
| </a> |
| <h3>Methods inherited from class org.apache.calcite.sql.<a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.html" title="class in org.apache.calcite.sql">SqlSpecialOperator</a></h3> |
| <code><a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.html#getSyntax--">getSyntax</a></code></li> |
| </ul> |
| <ul class="blockList"> |
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| </a> |
| <h3>Methods inherited from class org.apache.calcite.sql.<a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></h3> |
| <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#acceptCall-org.apache.calcite.sql.util.SqlVisitor-org.apache.calcite.sql.SqlCall-">acceptCall</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#adjustType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.SqlCall-org.apache.calcite.rel.type.RelDataType-">adjustType</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#allowsFraming--">allowsFraming</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#argumentMustBeScalar-int-">argumentMustBeScalar</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#checkOperandCount-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.type.SqlOperandTypeChecker-org.apache.calcite.sql.SqlCall-">checkOperandCount</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#constructArgNameList-org.apache.calcite.sql.SqlCall-">constructArgNameList</a>, <a href="../../../../../org/apache/calcite/sql/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="../../../../../org/apache/calcite/sql/SqlOperator.html#constructOperandList-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.SqlCall-java.util.List-">constructOperandList</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#createCall-org.apache.calcite.sql.SqlLiteral-org.apache.calcite.sql.parser.SqlParserPos-org.apache.calcite.sql.SqlNode...-">createCall</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#createCall-org.apache.calcite.sql.SqlNodeList-">createCall</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#createCall-org.apache.calcite.sql.parser.SqlParserPos-java.util.List-">createCall</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#createCall-org.apache.calcite.sql.parser.SqlParserPos-org.apache.calcite.sql.SqlNode...-">createCall</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#equals-java.lang.Object-">equals</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getAllowedSignatures--">getAllowedSignatures</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getKind--">getKind</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getLeftPrec--">getLeftPrec</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getMonotonicity-org.apache.calcite.sql.SqlCall-org.apache.calcite.sql.validate.SqlValidatorScope-">getMonotonicity</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getMonotonicity-org.apache.calcite.sql.SqlOperatorBinding-">getMonotonicity</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getName--">getName</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getNameAsId--">getNameAsId</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getOperandTypeChecker--">getOperandTypeChecker</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getOperandTypeInference--">getOperandTypeInference</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getReturnTypeInference--">getReturnTypeInference</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getRightPrec--">getRightPrec</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getSignatureTemplate-int-">getSignatureTemplate</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getStrongPolicyInference--">getStrongPolicyInference</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#hashCode--">hashCode</a>, <a 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| </a> |
| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.detail"> |
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| </a> |
| <h3>Method Detail</h3> |
| <a name="reduceExpr-int-org.apache.calcite.sql.SqlSpecialOperator.TokenSequence-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>reduceExpr</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.ReduceResult.html" title="class in org.apache.calcite.sql">SqlSpecialOperator.ReduceResult</a> reduceExpr(int ordinal, |
| <a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.TokenSequence.html" title="interface in org.apache.calcite.sql">SqlSpecialOperator.TokenSequence</a> list)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/calcite/sql/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/8/docs/api/java/lang/UnsupportedOperationException.html?is-external=true" title="class or interface in java.lang"><code>UnsupportedOperationException</code></a>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.html#reduceExpr-int-org.apache.calcite.sql.SqlSpecialOperator.TokenSequence-">reduceExpr</a></code> in class <code><a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.html" title="class in org.apache.calcite.sql">SqlSpecialOperator</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>ordinal</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="../../../../../org/apache/calcite/sql/parser/SqlParserUtil.ToTreeListItem.html" title="class in org.apache.calcite.sql.parser"><code>SqlParserUtil.ToTreeListItem</code></a> and |
| <a href="../../../../../org/apache/calcite/sql/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> |
| </li> |
| </ul> |
| <a name="unparse-org.apache.calcite.sql.SqlWriter-org.apache.calcite.sql.SqlCall-int-int-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>unparse</h4> |
| <pre>public void unparse(<a href="../../../../../org/apache/calcite/sql/SqlWriter.html" title="interface in org.apache.calcite.sql">SqlWriter</a> writer, |
| <a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a> call, |
| int leftPrec, |
| int rightPrec)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/calcite/sql/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="../../../../../org/apache/calcite/sql/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="../../../../../org/apache/calcite/sql/SqlOperator.html#unparse-org.apache.calcite.sql.SqlWriter-org.apache.calcite.sql.SqlCall-int-int-">unparse</a></code> in class <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getOperandCountRange--"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>getOperandCountRange</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/sql/SqlOperandCountRange.html" title="interface in org.apache.calcite.sql">SqlOperandCountRange</a> getOperandCountRange()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getOperandCountRange--">SqlOperator</a></code></span></div> |
| <div class="block">Returns a constraint on the number of operands expected by this operator. |
| Subclasses may override this method; when they don't, the range is |
| derived from the <a href="../../../../../org/apache/calcite/sql/type/SqlOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type"><code>SqlOperandTypeChecker</code></a> associated with this |
| operator.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getOperandCountRange--">getOperandCountRange</a></code> in class <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>acceptable range</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="acceptCall-org.apache.calcite.sql.util.SqlVisitor-org.apache.calcite.sql.SqlCall-boolean-org.apache.calcite.sql.util.SqlBasicVisitor.ArgHandler-"> |
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| <h4>acceptCall</h4> |
| <pre>public <R> void acceptCall(<a href="../../../../../org/apache/calcite/sql/util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a><R> visitor, |
| <a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a> call, |
| boolean onlyExpressions, |
| <a href="../../../../../org/apache/calcite/sql/util/SqlBasicVisitor.ArgHandler.html" title="interface in org.apache.calcite.sql.util">SqlBasicVisitor.ArgHandler</a><R> argHandler)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#acceptCall-org.apache.calcite.sql.util.SqlVisitor-org.apache.calcite.sql.SqlCall-boolean-org.apache.calcite.sql.util.SqlBasicVisitor.ArgHandler-">SqlOperator</a></code></span></div> |
| <div class="block">Accepts a <a href="../../../../../org/apache/calcite/sql/util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util"><code>SqlVisitor</code></a>, directing an |
| <a href="../../../../../org/apache/calcite/sql/util/SqlBasicVisitor.ArgHandler.html" title="interface in org.apache.calcite.sql.util"><code>SqlBasicVisitor.ArgHandler</code></a> |
| to visit an operand of a call. |
| |
| <p>The argument handler allows fine control about how the operands are |
| visited, and how the results are combined.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#acceptCall-org.apache.calcite.sql.util.SqlVisitor-org.apache.calcite.sql.SqlCall-boolean-org.apache.calcite.sql.util.SqlBasicVisitor.ArgHandler-">acceptCall</a></code> in class <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>visitor</code> - Visitor</dd> |
| <dd><code>call</code> - Call to visit</dd> |
| <dd><code>onlyExpressions</code> - If true, ignores operands which are not |
| expressions. For example, in the call to the |
| <code>AS</code> operator</dd> |
| <dd><code>argHandler</code> - Called for each operand</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="deriveType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.SqlCall-"> |
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| </a> |
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| <h4>deriveType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> deriveType(<a href="../../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a> validator, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a> scope, |
| <a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a> call)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#deriveType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.SqlCall-">SqlOperator</a></code></span></div> |
| <div class="block">Derives the type of a call to this operator. |
| |
| <p>This method is an intrinsic part of the validation process so, unlike |
| <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#inferReturnType-org.apache.calcite.sql.SqlOperatorBinding-"><code>SqlOperator.inferReturnType(org.apache.calcite.sql.SqlOperatorBinding)</code></a>, specific operators would not typically override |
| this method.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#deriveType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.SqlCall-">deriveType</a></code> in class <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>validator</code> - Validator</dd> |
| <dd><code>scope</code> - Scope of validation</dd> |
| <dd><code>call</code> - Call to this operator</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Type of call</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="validateCall-org.apache.calcite.sql.SqlCall-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.validate.SqlValidatorScope-"> |
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| <h4>validateCall</h4> |
| <pre>public void validateCall(<a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a> call, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a> validator, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a> scope, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a> operandScope)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/calcite/sql/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-">SqlOperator</a></code></span></div> |
| <div class="block">Validates a call to this operator. |
| |
| <p>This method should not perform type-derivation or perform validation |
| related related to types. That is done later, by |
| <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#deriveType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.SqlCall-"><code>SqlOperator.deriveType(SqlValidator, SqlValidatorScope, SqlCall)</code></a>. This method |
| should focus on structural validation. |
| |
| <p>A typical implementation of this method first validates the operands, |
| then performs some operator-specific logic. The default implementation |
| just validates the operands. |
| |
| <p>This method is the default implementation of <a href="../../../../../org/apache/calcite/sql/SqlCall.html#validate-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-"><code>SqlCall.validate(org.apache.calcite.sql.validate.SqlValidator, org.apache.calcite.sql.validate.SqlValidatorScope)</code></a>; |
| but note that some sub-classes of <a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="class in org.apache.calcite.sql"><code>SqlCall</code></a> never call this method.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/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></code> in class <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>call</code> - the call to this operator</dd> |
| <dd><code>validator</code> - the active validator</dd> |
| <dd><code>scope</code> - validator scope</dd> |
| <dd><code>operandScope</code> - validator scope in which to validate operands to this |
| call; usually equal to scope, but not always because |
| some operators introduce new scopes</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../org/apache/calcite/sql/SqlNode.html#validateExpr-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-"><code>SqlNode.validateExpr(SqlValidator, SqlValidatorScope)</code></a>, |
| <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#deriveType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.SqlCall-"><code>SqlOperator.deriveType(SqlValidator, SqlValidatorScope, SqlCall)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="checkOperandTypes-org.apache.calcite.sql.SqlCallBinding-boolean-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>checkOperandTypes</h4> |
| <pre>public boolean checkOperandTypes(<a href="../../../../../org/apache/calcite/sql/SqlCallBinding.html" title="class in org.apache.calcite.sql">SqlCallBinding</a> callBinding, |
| boolean throwOnFailure)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#checkOperandTypes-org.apache.calcite.sql.SqlCallBinding-boolean-">SqlOperator</a></code></span></div> |
| <div class="block">Checks that the operand values in a <a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="class in org.apache.calcite.sql"><code>SqlCall</code></a> to this operator are |
| valid. Subclasses must either override this method or supply an instance |
| of <a href="../../../../../org/apache/calcite/sql/type/SqlOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type"><code>SqlOperandTypeChecker</code></a> to the constructor.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#checkOperandTypes-org.apache.calcite.sql.SqlCallBinding-boolean-">checkOperandTypes</a></code> in class <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>callBinding</code> - description of call</dd> |
| <dd><code>throwOnFailure</code> - whether to throw an exception if check fails |
| (otherwise returns false in that case)</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>whether check succeeded</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="validRexOperands-int-org.apache.calcite.util.Litmus-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>validRexOperands</h4> |
| <pre>public boolean validRexOperands(int count, |
| <a href="../../../../../org/apache/calcite/util/Litmus.html" title="interface in org.apache.calcite.util">Litmus</a> litmus)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/calcite/sql/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="../../../../../org/apache/calcite/sql/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="../../../../../org/apache/calcite/sql/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="../../../../../org/apache/calcite/sql/SqlOperator.html#validRexOperands-int-org.apache.calcite.util.Litmus-">validRexOperands</a></code> in class <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getAllowedSignatures-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getAllowedSignatures</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> getAllowedSignatures(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getAllowedSignatures-java.lang.String-">SqlOperator</a></code></span></div> |
| <div class="block">Returns a string describing the expected operand types of a call, e.g. |
| "SUBSTRING(VARCHAR, INTEGER, INTEGER)" where the name (SUBSTRING in this |
| example) can be replaced by a specified name.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#getAllowedSignatures-java.lang.String-">getAllowedSignatures</a></code> in class <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="inferReturnType-org.apache.calcite.sql.SqlOperatorBinding-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>inferReturnType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> inferReturnType(<a href="../../../../../org/apache/calcite/sql/SqlOperatorBinding.html" title="class in org.apache.calcite.sql">SqlOperatorBinding</a> opBinding)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/calcite/sql/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="../../../../../org/apache/calcite/sql/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="../../../../../org/apache/calcite/sql/SqlOperator.html#inferReturnType-org.apache.calcite.sql.SqlOperatorBinding-">inferReturnType</a></code> in class <code><a href="../../../../../org/apache/calcite/sql/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="../../../../../org/apache/calcite/sql/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> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| </div> |
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