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<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.prepare</a></div>
<h1 title="Class Prepare" class="title">Class Prepare</h1>
</div>
<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a>
<div class="inheritance">org.apache.calcite.prepare.Prepare</div>
</div>
<section class="class-description" id="class-description">
<hr>
<div class="type-signature"><span class="modifiers">public abstract class </span><span class="element-name type-name-label">Prepare</span>
<span class="extends-implements">extends <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></span></div>
<div class="block">Abstract base for classes that implement
the process of preparing and executing SQL expressions.</div>
</section>
<section class="summary">
<ul class="summary-list">
<!-- ======== NESTED CLASS SUMMARY ======== -->
<li>
<section class="nested-class-summary" id="nested-class-summary">
<h2>Nested Class Summary</h2>
<div class="caption"><span>Nested Classes</span></div>
<div class="summary-table three-column-summary">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Class</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><code>static class&nbsp;</code></div>
<div class="col-second even-row-color"><code><a href="Prepare.AbstractPreparingTable.html" class="type-name-link" title="class in org.apache.calcite.prepare">Prepare.AbstractPreparingTable</a></code></div>
<div class="col-last even-row-color">
<div class="block">Abstract implementation of <a href="Prepare.PreparingTable.html" title="interface in org.apache.calcite.prepare"><code>Prepare.PreparingTable</code></a> with an implementation
for <a href="Prepare.AbstractPreparingTable.html#columnHasDefaultValue(org.apache.calcite.rel.type.RelDataType,int,org.apache.calcite.sql2rel.InitializerContext)"><code>Prepare.AbstractPreparingTable.columnHasDefaultValue(org.apache.calcite.rel.type.RelDataType, int, org.apache.calcite.sql2rel.InitializerContext)</code></a>.</div>
</div>
<div class="col-first odd-row-color"><code>static interface&nbsp;</code></div>
<div class="col-second odd-row-color"><code><a href="Prepare.CatalogReader.html" class="type-name-link" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a></code></div>
<div class="col-last odd-row-color">
<div class="block">Interface by which validator and planner can read table metadata.</div>
</div>
<div class="col-first even-row-color"><code>static class&nbsp;</code></div>
<div class="col-second even-row-color"><code><a href="Prepare.Materialization.html" class="type-name-link" title="class in org.apache.calcite.prepare">Prepare.Materialization</a></code></div>
<div class="col-last even-row-color">
<div class="block">Describes that a given SQL query is materialized by a given table.</div>
</div>
<div class="col-first odd-row-color"><code>static class&nbsp;</code></div>
<div class="col-second odd-row-color"><code><a href="Prepare.PreparedExplain.html" class="type-name-link" title="class in org.apache.calcite.prepare">Prepare.PreparedExplain</a></code></div>
<div class="col-last odd-row-color">
<div class="block">PreparedExplanation is a PreparedResult for an EXPLAIN PLAN statement.</div>
</div>
<div class="col-first even-row-color"><code>static interface&nbsp;</code></div>
<div class="col-second even-row-color"><code><a href="Prepare.PreparedResult.html" class="type-name-link" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></code></div>
<div class="col-last even-row-color">
<div class="block">Result of a call to <a href="#prepareSql(org.apache.calcite.sql.SqlNode,java.lang.Class,org.apache.calcite.sql.validate.SqlValidator,boolean)"><code>prepareSql(org.apache.calcite.sql.SqlNode, java.lang.Class, org.apache.calcite.sql.validate.SqlValidator, boolean)</code></a>.</div>
</div>
<div class="col-first odd-row-color"><code>static class&nbsp;</code></div>
<div class="col-second odd-row-color"><code><a href="Prepare.PreparedResultImpl.html" class="type-name-link" title="class in org.apache.calcite.prepare">Prepare.PreparedResultImpl</a></code></div>
<div class="col-last odd-row-color">
<div class="block">Abstract implementation of <a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare"><code>Prepare.PreparedResult</code></a>.</div>
</div>
<div class="col-first even-row-color"><code>static interface&nbsp;</code></div>
<div class="col-second even-row-color"><code><a href="Prepare.PreparingTable.html" class="type-name-link" title="interface in org.apache.calcite.prepare">Prepare.PreparingTable</a></code></div>
<div class="col-last even-row-color">
<div class="block">Definition of a table, for the purposes of the validator and planner.</div>
</div>
</div>
</section>
</li>
<!-- =========== FIELD SUMMARY =========== -->
<li>
<section class="field-summary" id="field-summary">
<h2>Field Summary</h2>
<div class="caption"><span>Fields</span></div>
<div class="summary-table three-column-summary">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Field</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><code>protected final <a href="Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a></code></div>
<div class="col-second even-row-color"><code><a href="#catalogReader" class="member-name-link">catalogReader</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>protected final <a href="../jdbc/CalcitePrepare.Context.html" title="interface in org.apache.calcite.jdbc">CalcitePrepare.Context</a></code></div>
<div class="col-second odd-row-color"><code><a href="#context" class="member-name-link">context</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>protected @MonotonicNonNull <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&gt;</code></div>
<div class="col-second even-row-color"><code><a href="#fieldOrigins" class="member-name-link">fieldOrigins</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>protected static final org.slf4j.Logger</code></div>
<div class="col-second odd-row-color"><code><a href="#LOGGER" class="member-name-link">LOGGER</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>protected @MonotonicNonNull <a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></div>
<div class="col-second even-row-color"><code><a href="#parameterRowType" class="member-name-link">parameterRowType</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>protected final <a href="../plan/Convention.html" title="interface in org.apache.calcite.plan">Convention</a></code></div>
<div class="col-second odd-row-color"><code><a href="#resultConvention" class="member-name-link">resultConvention</a></code></div>
<div class="col-last odd-row-color">
<div class="block">Convention via which results should be returned by execution.</div>
</div>
<div class="col-first even-row-color"><code>static final <a href="../util/TryThreadLocal.html" title="class in org.apache.calcite.util">TryThreadLocal</a>&lt;@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Boolean.html" title="class or interface in java.lang" class="external-link">Boolean</a>&gt;</code></div>
<div class="col-second even-row-color"><code><a href="#THREAD_EXPAND" class="member-name-link">THREAD_EXPAND</a></code></div>
<div class="col-last even-row-color">
<div class="block">Temporary, until
<a href="https://issues.apache.org/jira/browse/CALCITE-1045">[CALCITE-1045]
Decorrelate sub-queries in Project and Join</a> is fixed.</div>
</div>
<div class="col-first odd-row-color"><code>static final <a href="../util/TryThreadLocal.html" title="class in org.apache.calcite.util">TryThreadLocal</a>&lt;@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Integer.html" title="class or interface in java.lang" class="external-link">Integer</a>&gt;</code></div>
<div class="col-second odd-row-color"><code><a href="#THREAD_INSUBQUERY_THRESHOLD" class="member-name-link">THREAD_INSUBQUERY_THRESHOLD</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>static final <a href="../util/TryThreadLocal.html" title="class in org.apache.calcite.util">TryThreadLocal</a>&lt;@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Boolean.html" title="class or interface in java.lang" class="external-link">Boolean</a>&gt;</code></div>
<div class="col-second even-row-color"><code><a href="#THREAD_TRIM" class="member-name-link">THREAD_TRIM</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>protected @Nullable <a href="../util/trace/CalciteTimingTracer.html" title="class in org.apache.calcite.util.trace">CalciteTimingTracer</a></code></div>
<div class="col-second odd-row-color"><code><a href="#timingTracer" class="member-name-link">timingTracer</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
</div>
</section>
</li>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<li>
<section class="constructor-summary" id="constructor-summary">
<h2>Constructor Summary</h2>
<div class="caption"><span>Constructors</span></div>
<div class="summary-table three-column-summary">
<div class="table-header col-first">Modifier</div>
<div class="table-header col-second">Constructor</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><code>protected </code></div>
<div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E(org.apache.calcite.jdbc.CalcitePrepare.Context,org.apache.calcite.prepare.Prepare.CatalogReader,org.apache.calcite.plan.Convention)" class="member-name-link">Prepare</a><wbr>(<a href="../jdbc/CalcitePrepare.Context.html" title="interface in org.apache.calcite.jdbc">CalcitePrepare.Context</a>&nbsp;context,
<a href="Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a>&nbsp;catalogReader,
<a href="../plan/Convention.html" title="interface in org.apache.calcite.plan">Convention</a>&nbsp;resultConvention)</code></div>
<div class="col-last even-row-color">&nbsp;</div>
</div>
</section>
</li>
<!-- ========== METHOD SUMMARY =========== -->
<li>
<section class="method-summary" id="method-summary">
<h2>Method Summary</h2>
<div id="method-summary-table">
<div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab3" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab3', 3)" class="table-tab">Abstract Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div>
<div id="method-summary-table.tabpanel" role="tabpanel">
<div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Method</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract <a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#createPreparedExplanation(org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rel.RelRoot,org.apache.calcite.sql.SqlExplainFormat,org.apache.calcite.sql.SqlExplainLevel)" class="member-name-link">createPreparedExplanation</a><wbr>(@Nullable <a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;resultType,
<a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;parameterRowType,
@Nullable <a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a>&nbsp;root,
<a href="../sql/SqlExplainFormat.html" title="enum in org.apache.calcite.sql">SqlExplainFormat</a>&nbsp;format,
<a href="../sql/SqlExplainLevel.html" title="enum in org.apache.calcite.sql">SqlExplainLevel</a>&nbsp;detailLevel)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#decorrelate(org.apache.calcite.sql2rel.SqlToRelConverter,org.apache.calcite.sql.SqlNode,org.apache.calcite.rel.RelNode)" class="member-name-link">decorrelate</a><wbr>(<a href="../sql2rel/SqlToRelConverter.html" title="class in org.apache.calcite.sql2rel">SqlToRelConverter</a>&nbsp;sqlToRelConverter,
<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;query,
<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;rootRel)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>abstract <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#flattenTypes(org.apache.calcite.rel.RelNode,boolean)" class="member-name-link">flattenTypes</a><wbr>(<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;rootRel,
boolean&nbsp;restructure)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected <a href="../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getDesiredRootTraitSet(org.apache.calcite.rel.RelRoot)" class="member-name-link">getDesiredRootTraitSet</a><wbr>(<a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a>&nbsp;root)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="../jdbc/CalciteSchema.LatticeEntry.html" title="class in org.apache.calcite.jdbc">CalciteSchema.LatticeEntry</a>&gt;</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#getLattices()" class="member-name-link">getLattices</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="Prepare.Materialization.html" title="class in org.apache.calcite.prepare">Prepare.Materialization</a>&gt;</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#getMaterializations()" class="member-name-link">getMaterializations</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected <a href="../tools/Program.html" title="interface in org.apache.calcite.tools">Program</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getProgram()" class="member-name-link">getProgram</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract <a href="../sql2rel/SqlToRelConverter.html" title="class in org.apache.calcite.sql2rel">SqlToRelConverter</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#getSqlToRelConverter(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.prepare.Prepare.CatalogReader,org.apache.calcite.sql2rel.SqlToRelConverter.Config)" class="member-name-link">getSqlToRelConverter</a><wbr>(<a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;validator,
<a href="Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a>&nbsp;catalogReader,
<a href="../sql2rel/SqlToRelConverter.Config.html" title="interface in org.apache.calcite.sql2rel">SqlToRelConverter.Config</a>&nbsp;config)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Protected method to allow subclasses to override construction of
SqlToRelConverter.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract <a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#getSqlValidator()" class="member-name-link">getSqlValidator</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract <a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#implement(org.apache.calcite.rel.RelRoot)" class="member-name-link">implement</a><wbr>(<a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a>&nbsp;root)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Implements a physical query plan.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#init(java.lang.Class)" class="member-name-link">init</a><wbr>(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&nbsp;runtimeContextClass)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected @Nullable <a href="../rel/core/TableModify.Operation.html" title="enum in org.apache.calcite.rel.core">TableModify.Operation</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#mapTableModOp(boolean,org.apache.calcite.sql.SqlKind)" class="member-name-link">mapTableModOp</a><wbr>(boolean&nbsp;isDml,
<a href="../sql/SqlKind.html" title="enum in org.apache.calcite.sql">SqlKind</a>&nbsp;sqlKind)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected <a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#optimize(org.apache.calcite.rel.RelRoot,java.util.List,java.util.List)" class="member-name-link">optimize</a><wbr>(<a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a>&nbsp;root,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="Prepare.Materialization.html" title="class in org.apache.calcite.prepare">Prepare.Materialization</a>&gt;&nbsp;materializations,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="../jdbc/CalciteSchema.LatticeEntry.html" title="class in org.apache.calcite.jdbc">CalciteSchema.LatticeEntry</a>&gt;&nbsp;lattices)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Optimizes a query plan.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#prepareSql(org.apache.calcite.sql.SqlNode,java.lang.Class,org.apache.calcite.sql.validate.SqlValidator,boolean)" class="member-name-link">prepareSql</a><wbr>(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;sqlQuery,
<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&nbsp;runtimeContextClass,
<a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;validator,
boolean&nbsp;needsValidation)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#prepareSql(org.apache.calcite.sql.SqlNode,org.apache.calcite.sql.SqlNode,java.lang.Class,org.apache.calcite.sql.validate.SqlValidator,boolean)" class="member-name-link">prepareSql</a><wbr>(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;sqlQuery,
<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;sqlNodeOriginal,
<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&nbsp;runtimeContextClass,
<a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;validator,
boolean&nbsp;needsValidation)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected <a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#trimUnusedFields(org.apache.calcite.rel.RelRoot)" class="member-name-link">trimUnusedFields</a><wbr>(<a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a>&nbsp;root)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Walks over a tree of relational expressions, replacing each
<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel"><code>RelNode</code></a> with a 'slimmed down' relational
expression that projects
only the columns required by its consumer.</div>
</div>
</div>
</div>
</div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3>
<code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link">toString</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link">wait</a></code></div>
</section>
</li>
</ul>
</section>
<section class="details">
<ul class="details-list">
<!-- ============ FIELD DETAIL =========== -->
<li>
<section class="field-details" id="field-detail">
<h2>Field Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="LOGGER">
<h3>LOGGER</h3>
<div class="member-signature"><span class="modifiers">protected static final</span>&nbsp;<span class="return-type">org.slf4j.Logger</span>&nbsp;<span class="element-name">LOGGER</span></div>
</section>
</li>
<li>
<section class="detail" id="context">
<h3>context</h3>
<div class="member-signature"><span class="modifiers">protected final</span>&nbsp;<span class="return-type"><a href="../jdbc/CalcitePrepare.Context.html" title="interface in org.apache.calcite.jdbc">CalcitePrepare.Context</a></span>&nbsp;<span class="element-name">context</span></div>
</section>
</li>
<li>
<section class="detail" id="catalogReader">
<h3>catalogReader</h3>
<div class="member-signature"><span class="modifiers">protected final</span>&nbsp;<span class="return-type"><a href="Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a></span>&nbsp;<span class="element-name">catalogReader</span></div>
</section>
</li>
<li>
<section class="detail" id="resultConvention">
<h3>resultConvention</h3>
<div class="member-signature"><span class="modifiers">protected final</span>&nbsp;<span class="return-type"><a href="../plan/Convention.html" title="interface in org.apache.calcite.plan">Convention</a></span>&nbsp;<span class="element-name">resultConvention</span></div>
<div class="block">Convention via which results should be returned by execution.</div>
</section>
</li>
<li>
<section class="detail" id="timingTracer">
<h3>timingTracer</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">@Nullable <a href="../util/trace/CalciteTimingTracer.html" title="class in org.apache.calcite.util.trace">CalciteTimingTracer</a></span>&nbsp;<span class="element-name">timingTracer</span></div>
</section>
</li>
<li>
<section class="detail" id="fieldOrigins">
<h3>fieldOrigins</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">@MonotonicNonNull <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&gt;</span>&nbsp;<span class="element-name">fieldOrigins</span></div>
</section>
</li>
<li>
<section class="detail" id="parameterRowType">
<h3>parameterRowType</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">@MonotonicNonNull <a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></span>&nbsp;<span class="element-name">parameterRowType</span></div>
</section>
</li>
<li>
<section class="detail" id="THREAD_TRIM">
<h3>THREAD_TRIM</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="../util/TryThreadLocal.html" title="class in org.apache.calcite.util">TryThreadLocal</a>&lt;@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Boolean.html" title="class or interface in java.lang" class="external-link">Boolean</a>&gt;</span>&nbsp;<span class="element-name">THREAD_TRIM</span></div>
</section>
</li>
<li>
<section class="detail" id="THREAD_EXPAND">
<h3>THREAD_EXPAND</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="../util/TryThreadLocal.html" title="class in org.apache.calcite.util">TryThreadLocal</a>&lt;@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Boolean.html" title="class or interface in java.lang" class="external-link">Boolean</a>&gt;</span>&nbsp;<span class="element-name">THREAD_EXPAND</span></div>
<div class="block">Temporary, until
<a href="https://issues.apache.org/jira/browse/CALCITE-1045">[CALCITE-1045]
Decorrelate sub-queries in Project and Join</a> is fixed.
<p>The default is false, meaning do not expand queries during sql-to-rel,
but a few tests override and set it to true. After CALCITE-1045
is fixed, remove those overrides and use false everywhere.</div>
</section>
</li>
<li>
<section class="detail" id="THREAD_INSUBQUERY_THRESHOLD">
<h3>THREAD_INSUBQUERY_THRESHOLD</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="../util/TryThreadLocal.html" title="class in org.apache.calcite.util">TryThreadLocal</a>&lt;@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Integer.html" title="class or interface in java.lang" class="external-link">Integer</a>&gt;</span>&nbsp;<span class="element-name">THREAD_INSUBQUERY_THRESHOLD</span></div>
</section>
</li>
</ul>
</section>
</li>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<li>
<section class="constructor-details" id="constructor-detail">
<h2>Constructor Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="&lt;init&gt;(org.apache.calcite.jdbc.CalcitePrepare.Context,org.apache.calcite.prepare.Prepare.CatalogReader,org.apache.calcite.plan.Convention)">
<h3>Prepare</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="element-name">Prepare</span><wbr><span class="parameters">(<a href="../jdbc/CalcitePrepare.Context.html" title="interface in org.apache.calcite.jdbc">CalcitePrepare.Context</a>&nbsp;context,
<a href="Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a>&nbsp;catalogReader,
<a href="../plan/Convention.html" title="interface in org.apache.calcite.plan">Convention</a>&nbsp;resultConvention)</span></div>
</section>
</li>
</ul>
</section>
</li>
<!-- ============ METHOD DETAIL ========== -->
<li>
<section class="method-details" id="method-detail">
<h2>Method Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="createPreparedExplanation(org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rel.RelRoot,org.apache.calcite.sql.SqlExplainFormat,org.apache.calcite.sql.SqlExplainLevel)">
<h3>createPreparedExplanation</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type"><a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></span>&nbsp;<span class="element-name">createPreparedExplanation</span><wbr><span class="parameters">(@Nullable <a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;resultType,
<a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;parameterRowType,
@Nullable <a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a>&nbsp;root,
<a href="../sql/SqlExplainFormat.html" title="enum in org.apache.calcite.sql">SqlExplainFormat</a>&nbsp;format,
<a href="../sql/SqlExplainLevel.html" title="enum in org.apache.calcite.sql">SqlExplainLevel</a>&nbsp;detailLevel)</span></div>
</section>
</li>
<li>
<section class="detail" id="optimize(org.apache.calcite.rel.RelRoot,java.util.List,java.util.List)">
<h3>optimize</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type"><a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a></span>&nbsp;<span class="element-name">optimize</span><wbr><span class="parameters">(<a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a>&nbsp;root,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="Prepare.Materialization.html" title="class in org.apache.calcite.prepare">Prepare.Materialization</a>&gt;&nbsp;materializations,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="../jdbc/CalciteSchema.LatticeEntry.html" title="class in org.apache.calcite.jdbc">CalciteSchema.LatticeEntry</a>&gt;&nbsp;lattices)</span></div>
<div class="block">Optimizes a query plan.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>root</code> - Root of relational expression tree</dd>
<dd><code>materializations</code> - Tables known to be populated with a given query</dd>
<dd><code>lattices</code> - Lattices</dd>
<dt>Returns:</dt>
<dd>an equivalent optimized relational expression</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getProgram()">
<h3>getProgram</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type"><a href="../tools/Program.html" title="interface in org.apache.calcite.tools">Program</a></span>&nbsp;<span class="element-name">getProgram</span>()</div>
</section>
</li>
<li>
<section class="detail" id="getDesiredRootTraitSet(org.apache.calcite.rel.RelRoot)">
<h3>getDesiredRootTraitSet</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type"><a href="../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a></span>&nbsp;<span class="element-name">getDesiredRootTraitSet</span><wbr><span class="parameters">(<a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a>&nbsp;root)</span></div>
</section>
</li>
<li>
<section class="detail" id="implement(org.apache.calcite.rel.RelRoot)">
<h3>implement</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type"><a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></span>&nbsp;<span class="element-name">implement</span><wbr><span class="parameters">(<a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a>&nbsp;root)</span></div>
<div class="block">Implements a physical query plan.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>root</code> - Root of the relational expression tree</dd>
<dt>Returns:</dt>
<dd>an executable plan</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="prepareSql(org.apache.calcite.sql.SqlNode,java.lang.Class,org.apache.calcite.sql.validate.SqlValidator,boolean)">
<h3>prepareSql</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></span>&nbsp;<span class="element-name">prepareSql</span><wbr><span class="parameters">(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;sqlQuery,
<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&nbsp;runtimeContextClass,
<a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;validator,
boolean&nbsp;needsValidation)</span></div>
</section>
</li>
<li>
<section class="detail" id="prepareSql(org.apache.calcite.sql.SqlNode,org.apache.calcite.sql.SqlNode,java.lang.Class,org.apache.calcite.sql.validate.SqlValidator,boolean)">
<h3>prepareSql</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></span>&nbsp;<span class="element-name">prepareSql</span><wbr><span class="parameters">(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;sqlQuery,
<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;sqlNodeOriginal,
<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&nbsp;runtimeContextClass,
<a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;validator,
boolean&nbsp;needsValidation)</span></div>
</section>
</li>
<li>
<section class="detail" id="mapTableModOp(boolean,org.apache.calcite.sql.SqlKind)">
<h3>mapTableModOp</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">@Nullable <a href="../rel/core/TableModify.Operation.html" title="enum in org.apache.calcite.rel.core">TableModify.Operation</a></span>&nbsp;<span class="element-name">mapTableModOp</span><wbr><span class="parameters">(boolean&nbsp;isDml,
<a href="../sql/SqlKind.html" title="enum in org.apache.calcite.sql">SqlKind</a>&nbsp;sqlKind)</span></div>
</section>
</li>
<li>
<section class="detail" id="getSqlToRelConverter(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.prepare.Prepare.CatalogReader,org.apache.calcite.sql2rel.SqlToRelConverter.Config)">
<h3>getSqlToRelConverter</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type"><a href="../sql2rel/SqlToRelConverter.html" title="class in org.apache.calcite.sql2rel">SqlToRelConverter</a></span>&nbsp;<span class="element-name">getSqlToRelConverter</span><wbr><span class="parameters">(<a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;validator,
<a href="Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a>&nbsp;catalogReader,
<a href="../sql2rel/SqlToRelConverter.Config.html" title="interface in org.apache.calcite.sql2rel">SqlToRelConverter.Config</a>&nbsp;config)</span></div>
<div class="block">Protected method to allow subclasses to override construction of
SqlToRelConverter.</div>
</section>
</li>
<li>
<section class="detail" id="flattenTypes(org.apache.calcite.rel.RelNode,boolean)">
<h3>flattenTypes</h3>
<div class="member-signature"><span class="modifiers">public abstract</span>&nbsp;<span class="return-type"><a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></span>&nbsp;<span class="element-name">flattenTypes</span><wbr><span class="parameters">(<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;rootRel,
boolean&nbsp;restructure)</span></div>
</section>
</li>
<li>
<section class="detail" id="decorrelate(org.apache.calcite.sql2rel.SqlToRelConverter,org.apache.calcite.sql.SqlNode,org.apache.calcite.rel.RelNode)">
<h3>decorrelate</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type"><a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></span>&nbsp;<span class="element-name">decorrelate</span><wbr><span class="parameters">(<a href="../sql2rel/SqlToRelConverter.html" title="class in org.apache.calcite.sql2rel">SqlToRelConverter</a>&nbsp;sqlToRelConverter,
<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;query,
<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;rootRel)</span></div>
</section>
</li>
<li>
<section class="detail" id="getMaterializations()">
<h3>getMaterializations</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="Prepare.Materialization.html" title="class in org.apache.calcite.prepare">Prepare.Materialization</a>&gt;</span>&nbsp;<span class="element-name">getMaterializations</span>()</div>
</section>
</li>
<li>
<section class="detail" id="getLattices()">
<h3>getLattices</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="../jdbc/CalciteSchema.LatticeEntry.html" title="class in org.apache.calcite.jdbc">CalciteSchema.LatticeEntry</a>&gt;</span>&nbsp;<span class="element-name">getLattices</span>()</div>
</section>
</li>
<li>
<section class="detail" id="trimUnusedFields(org.apache.calcite.rel.RelRoot)">
<h3>trimUnusedFields</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type"><a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a></span>&nbsp;<span class="element-name">trimUnusedFields</span><wbr><span class="parameters">(<a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a>&nbsp;root)</span></div>
<div class="block">Walks over a tree of relational expressions, replacing each
<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel"><code>RelNode</code></a> with a 'slimmed down' relational
expression that projects
only the columns required by its consumer.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>root</code> - Root of relational expression tree</dd>
<dt>Returns:</dt>
<dd>Trimmed relational expression</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="init(java.lang.Class)">
<h3>init</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">init</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&nbsp;runtimeContextClass)</span></div>
</section>
</li>
<li>
<section class="detail" id="getSqlValidator()">
<h3>getSqlValidator</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type"><a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a></span>&nbsp;<span class="element-name">getSqlValidator</span>()</div>
</section>
</li>
</ul>
</section>
</li>
</ul>
</section>
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