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<div class="subTitle">org.apache.calcite.sql.fun</div>
<h2 title="类 SqlInOperator" class="title">类 SqlInOperator</h2>
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<li><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="org.apache.calcite.sql中的类">org.apache.calcite.sql.SqlOperator</a></li>
<li>
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<li><a href="../../../../../org/apache/calcite/sql/SqlBinaryOperator.html" title="org.apache.calcite.sql中的类">org.apache.calcite.sql.SqlBinaryOperator</a></li>
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<li>org.apache.calcite.sql.fun.SqlInOperator</li>
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<dt>直接已知子类:</dt>
<dd><a href="../../../../../org/apache/calcite/sql/fun/SqlQuantifyOperator.html" title="org.apache.calcite.sql.fun中的类">SqlQuantifyOperator</a></dd>
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<pre>public class <span class="typeNameLabel">SqlInOperator</span>
extends <a href="../../../../../org/apache/calcite/sql/SqlBinaryOperator.html" title="org.apache.calcite.sql中的类">SqlBinaryOperator</a></pre>
<div class="block">Definition of the SQL <code>IN</code> operator, which tests for a value's
membership in a sub-query or a list of values.</div>
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<h3>从类继承的字段&nbsp;org.apache.calcite.sql.<a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="org.apache.calcite.sql中的类">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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<th class="colFirst" scope="col">限定符</th>
<th class="colLast" scope="col">构造器和说明</th>
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<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlInOperator.html#SqlInOperator-java.lang.String-org.apache.calcite.sql.SqlKind-">SqlInOperator</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;name,
<a href="../../../../../org/apache/calcite/sql/SqlKind.html" title="org.apache.calcite.sql中的枚举">SqlKind</a>&nbsp;kind)</code>&nbsp;</td>
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<th class="colLast" scope="col">方法和说明</th>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlInOperator.html#argumentMustBeScalar-int-">argumentMustBeScalar</a></span>(int&nbsp;ordinal)</code>
<div class="block">Returns whether the <code>ordinal</code>th argument to this operator must
be scalar (as opposed to a query).</div>
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<td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlInOperator.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="org.apache.calcite.sql.validate中的接口">SqlValidator</a>&nbsp;validator,
<a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a>&nbsp;scope,
<a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="org.apache.calcite.sql中的类">SqlCall</a>&nbsp;call)</code>
<div class="block">Derives the type of a call to this operator.</div>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlInOperator.html#isNotIn--">isNotIn</a></span>()</code>
<div class="block"><span class="deprecatedLabel">已过时。</span>&nbsp;</div>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlInOperator.html#validRexOperands-int-org.apache.calcite.util.Litmus-">validRexOperands</a></span>(int&nbsp;count,
<a href="../../../../../org/apache/calcite/util/Litmus.html" title="org.apache.calcite.util中的接口">Litmus</a>&nbsp;litmus)</code>
<div class="block">Returns whether the given operands are valid.</div>
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<code><a href="../../../../../org/apache/calcite/sql/SqlBinaryOperator.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/SqlBinaryOperator.html#getMonotonicity-org.apache.calcite.sql.SqlOperatorBinding-">getMonotonicity</a>, <a href="../../../../../org/apache/calcite/sql/SqlBinaryOperator.html#getSignatureTemplate-int-">getSignatureTemplate</a>, <a href="../../../../../org/apache/calcite/sql/SqlBinaryOperator.html#getSyntax--">getSyntax</a></code></li>
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<h4>SqlInOperator</h4>
<pre>protected&nbsp;SqlInOperator(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;name,
<a href="../../../../../org/apache/calcite/sql/SqlKind.html" title="org.apache.calcite.sql中的枚举">SqlKind</a>&nbsp;kind)</pre>
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<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a>
public&nbsp;boolean&nbsp;isNotIn()</pre>
<div class="block"><span class="deprecatedLabel">已过时。</span>&nbsp;</div>
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<pre>public&nbsp;boolean&nbsp;validRexOperands(int&nbsp;count,
<a href="../../../../../org/apache/calcite/util/Litmus.html" title="org.apache.calcite.util中的接口">Litmus</a>&nbsp;litmus)</pre>
<div class="block"><span class="descfrmTypeLabel">从类复制的说明:&nbsp;<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="org.apache.calcite.sql中的类"><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>
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<dt><span class="overrideSpecifyLabel">覆盖:</span></dt>
<dd><code><a href="../../../../../org/apache/calcite/sql/SqlBinaryOperator.html#validRexOperands-int-org.apache.calcite.util.Litmus-">validRexOperands</a></code>&nbsp;在类中&nbsp;<code><a href="../../../../../org/apache/calcite/sql/SqlBinaryOperator.html" title="org.apache.calcite.sql中的类">SqlBinaryOperator</a></code></dd>
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<h4>deriveType</h4>
<pre>public&nbsp;<a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>&nbsp;deriveType(<a href="../../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="org.apache.calcite.sql.validate中的接口">SqlValidator</a>&nbsp;validator,
<a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a>&nbsp;scope,
<a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="org.apache.calcite.sql中的类">SqlCall</a>&nbsp;call)</pre>
<div class="block"><span class="descfrmTypeLabel">从类复制的说明:&nbsp;<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">覆盖:</span></dt>
<dd><code><a href="../../../../../org/apache/calcite/sql/SqlBinaryOperator.html#deriveType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.SqlCall-">deriveType</a></code>&nbsp;在类中&nbsp;<code><a href="../../../../../org/apache/calcite/sql/SqlBinaryOperator.html" title="org.apache.calcite.sql中的类">SqlBinaryOperator</a></code></dd>
<dt><span class="paramLabel">参数:</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">返回:</span></dt>
<dd>Type of call</dd>
</dl>
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</ul>
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<h4>argumentMustBeScalar</h4>
<pre>public&nbsp;boolean&nbsp;argumentMustBeScalar(int&nbsp;ordinal)</pre>
<div class="block"><span class="descfrmTypeLabel">从类复制的说明:&nbsp;<code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#argumentMustBeScalar-int-">SqlOperator</a></code></span></div>
<div class="block">Returns whether the <code>ordinal</code>th argument to this operator must
be scalar (as opposed to a query).
<p>If true (the default), the validator will attempt to convert the
argument into a scalar sub-query, which must have one column and return at
most one row.
<p>Operators such as <code>SELECT</code> and <code>EXISTS</code> override
this method.</div>
<dl>
<dt><span class="overrideSpecifyLabel">覆盖:</span></dt>
<dd><code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#argumentMustBeScalar-int-">argumentMustBeScalar</a></code>&nbsp;在类中&nbsp;<code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="org.apache.calcite.sql中的类">SqlOperator</a></code></dd>
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