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| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">org.apache.calcite.plan</a></div> |
| <h1 title="Interface Context" class="title">Interface Context</h1> |
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| <section class="class-description" id="class-description"> |
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| <dt>All Superinterfaces:</dt> |
| <dd><code><a href="../schema/Wrapper.html" title="interface in org.apache.calcite.schema">Wrapper</a></code></dd> |
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| <dt>All Known Implementing Classes:</dt> |
| <dd><code><a href="../test/MockSqlOperatorTable.MyAggFunc.html" title="class in org.apache.calcite.test">MockSqlOperatorTable.MyAggFunc</a></code>, <code><a href="../test/MockSqlOperatorTable.MyAvgAggFunction.html" title="class in org.apache.calcite.test">MockSqlOperatorTable.MyAvgAggFunction</a></code>, <code><a href="../sql/fun/SqlAbstractGroupFunction.html" title="class in org.apache.calcite.sql.fun">SqlAbstractGroupFunction</a></code>, <code><a href="../sql/SqlAggFunction.html" title="class in org.apache.calcite.sql">SqlAggFunction</a></code>, <code><a href="../sql/fun/SqlAnyValueAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlAnyValueAggFunction</a></code>, <code><a href="../sql/fun/SqlAvgAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlAvgAggFunction</a></code>, <code><a href="../sql/fun/SqlBasicAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBasicAggFunction</a></code>, <code><a href="../sql/fun/SqlBitOpAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlBitOpAggFunction</a></code>, <code><a href="../sql/fun/SqlCountAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlCountAggFunction</a></code>, <code><a href="../sql/fun/SqlCovarAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlCovarAggFunction</a></code>, <code><a href="../sql/fun/SqlFirstLastValueAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlFirstLastValueAggFunction</a></code>, <code><a href="../sql/fun/SqlHistogramAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlHistogramAggFunction</a></code>, <code><a href="../sql/fun/SqlJsonArrayAggAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlJsonArrayAggAggFunction</a></code>, <code><a href="../sql/fun/SqlJsonObjectAggAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlJsonObjectAggAggFunction</a></code>, <code><a href="../sql/fun/SqlLeadLagAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlLeadLagAggFunction</a></code>, <code><a href="../sql/fun/SqlMinMaxAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlMinMaxAggFunction</a></code>, <code><a href="../sql/fun/SqlNthValueAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlNthValueAggFunction</a></code>, <code><a href="../sql/fun/SqlNtileAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlNtileAggFunction</a></code>, <code><a href="../sql/SqlRankFunction.html" title="class in org.apache.calcite.sql">SqlRankFunction</a></code>, <code><a href="../sql/fun/SqlRegrCountAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlRegrCountAggFunction</a></code>, <code><a href="../sql/fun/SqlSingleValueAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlSingleValueAggFunction</a></code>, <code><a href="../sql/fun/SqlSumAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlSumAggFunction</a></code>, <code><a href="../sql/fun/SqlSumEmptyIsZeroAggFunction.html" title="class in org.apache.calcite.sql.fun">SqlSumEmptyIsZeroAggFunction</a></code>, <code><a href="../sql/validate/SqlUserDefinedAggFunction.html" title="class in org.apache.calcite.sql.validate">SqlUserDefinedAggFunction</a></code></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="modifiers">public interface </span><span class="element-name type-name-label">Context</span><span class="extends-implements"> |
| extends <a href="../schema/Wrapper.html" title="interface in org.apache.calcite.schema">Wrapper</a></span></div> |
| <div class="block">Provides library users a way to store data within the planner session and |
| access it within rules. Frameworks can implement their own implementation |
| of Context and pass that as part of the FrameworkConfig. |
| |
| <p>Simply implement the <a href="../schema/Wrapper.html#unwrap(java.lang.Class)"><code>Wrapper.unwrap(java.lang.Class<C>)</code></a> method to return any sub-objects |
| that you wish to provide.</div> |
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| <!-- ========== METHOD SUMMARY =========== --> |
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| <section class="method-summary" id="method-summary"> |
| <h2>Method Summary</h2> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-org.apache.calcite.schema.Wrapper">Methods inherited from interface org.apache.calcite.schema.<a href="../schema/Wrapper.html" title="interface in org.apache.calcite.schema">Wrapper</a></h3> |
| <code><a href="../schema/Wrapper.html#maybeUnwrap(java.lang.Class)">maybeUnwrap</a>, <a href="../schema/Wrapper.html#unwrap(java.lang.Class)">unwrap</a>, <a href="../schema/Wrapper.html#unwrapOrThrow(java.lang.Class)">unwrapOrThrow</a></code></div> |
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