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<h2 title="Class SqlJsonKeysFunction" class="title">Class SqlJsonKeysFunction</h2>
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<pre>public class <span class="typeNameLabel">SqlJsonKeysFunction</span>
extends <a href="../SqlFunction.html" title="class in org.apache.calcite.sql">SqlFunction</a></pre>
<div class="block">The <code>JSON_KEYS</code> function.</div>
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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E()">SqlJsonKeysFunction</a></span>()</code></th>
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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#validateOperands(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.SqlCall)">validateOperands</a>, <a href="../SqlOperator.html#validRexOperands(int,org.apache.calcite.util.Litmus)">validRexOperands</a></code></li>
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<h4>SqlJsonKeysFunction</h4>
<pre>public&nbsp;SqlJsonKeysFunction()</pre>
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