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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.calcite.prepare</a></div> |
| <h1 title="Class Prepare" class="title">Class Prepare</h1> |
| </div> |
| <div class="contentContainer"> |
| <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">java.lang.Object</a> |
| <div class="inheritance">org.apache.calcite.prepare.Prepare</div> |
| </div> |
| <section class="description"> |
| <hr> |
| <pre>public abstract class <span class="typeNameLabel">Prepare</span> |
| extends <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></pre> |
| <div class="block">Abstract base for classes that implement |
| the process of preparing and executing SQL expressions.</div> |
| </section> |
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| <section class="nestedClassSummary"><a id="nested.class.summary"> |
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| </a> |
| <h2>Nested Class Summary</h2> |
| <div class="memberSummary"> |
| <table> |
| <caption><span>Nested Classes</span><span class="tabEnd"> </span></caption> |
| <thead> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Class</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Prepare.AbstractPreparingTable.html" title="class in org.apache.calcite.prepare">Prepare.AbstractPreparingTable</a></span></code></th> |
| <td class="colLast"> |
| <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> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static interface </code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Interface by which validator and planner can read table metadata.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Prepare.Materialization.html" title="class in org.apache.calcite.prepare">Prepare.Materialization</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Describes that a given SQL query is materialized by a given table.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Prepare.PreparedExplain.html" title="class in org.apache.calcite.prepare">Prepare.PreparedExplain</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">PreparedExplanation is a PreparedResult for an EXPLAIN PLAN statement.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static interface </code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></span></code></th> |
| <td class="colLast"> |
| <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> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Prepare.PreparedResultImpl.html" title="class in org.apache.calcite.prepare">Prepare.PreparedResultImpl</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Abstract implementation of <a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare"><code>Prepare.PreparedResult</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static interface </code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Prepare.PreparingTable.html" title="interface in org.apache.calcite.prepare">Prepare.PreparingTable</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Definition of a table, for the purposes of the validator and planner.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| </section> |
| </li> |
| <!-- =========== FIELD SUMMARY =========== --> |
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| <section class="fieldSummary"><a id="field.summary"> |
| <!-- --> |
| </a> |
| <h2>Field Summary</h2> |
| <div class="memberSummary"> |
| <table> |
| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <thead> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Field</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#catalogReader">catalogReader</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../jdbc/CalcitePrepare.Context.html" title="interface in org.apache.calcite.jdbc">CalcitePrepare.Context</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#context">context</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected @MonotonicNonNull <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#fieldOrigins">fieldOrigins</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected static org.slf4j.Logger</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#LOGGER">LOGGER</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected @MonotonicNonNull <a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#parameterRowType">parameterRowType</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../plan/Convention.html" title="interface in org.apache.calcite.plan">Convention</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#resultConvention">resultConvention</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Convention via which results should be returned by execution.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../util/TryThreadLocal.html" title="class in org.apache.calcite.util">TryThreadLocal</a><@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Boolean.html?is-external=true" title="class or interface in java.lang" class="externalLink">Boolean</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#THREAD_EXPAND">THREAD_EXPAND</a></span></code></th> |
| <td class="colLast"> |
| <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> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../util/TryThreadLocal.html" title="class in org.apache.calcite.util">TryThreadLocal</a><@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Boolean.html?is-external=true" title="class or interface in java.lang" class="externalLink">Boolean</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#THREAD_TRIM">THREAD_TRIM</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected @Nullable <a href="../util/trace/CalciteTimingTracer.html" title="class in org.apache.calcite.util.trace">CalciteTimingTracer</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#timingTracer">timingTracer</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| </section> |
| </li> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
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| <h2>Constructor Summary</h2> |
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| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <thead> |
| <tr> |
| <th class="colFirst" scope="col">Modifier</th> |
| <th class="colSecond" scope="col">Constructor</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected </code></td> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.jdbc.CalcitePrepare.Context,org.apache.calcite.prepare.Prepare.CatalogReader,org.apache.calcite.plan.Convention)">Prepare</a></span>​(<a href="../jdbc/CalcitePrepare.Context.html" title="interface in org.apache.calcite.jdbc">CalcitePrepare.Context</a> context, |
| <a href="Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a> catalogReader, |
| <a href="../plan/Convention.html" title="interface in org.apache.calcite.plan">Convention</a> resultConvention)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </tbody> |
| </table> |
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| </section> |
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| <section class="methodSummary"><a id="method.summary"> |
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| <h2>Method Summary</h2> |
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| <div role="tablist" aria-orientation="horizontal"><button role="tab" aria-selected="true" aria-controls="memberSummary_tabpanel" tabindex="0" onkeydown="switchTab(event)" id="t0" class="activeTableTab">All Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t2" class="tableTab" onclick="show(2);">Instance Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t3" class="tableTab" onclick="show(4);">Abstract Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t4" class="tableTab" onclick="show(8);">Concrete Methods</button></div> |
| <div id="memberSummary_tabpanel" role="tabpanel"> |
| <table aria-labelledby="t0"> |
| <thead> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Method</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor" id="i0"> |
| <td class="colFirst"><code>protected abstract <a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><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)">createPreparedExplanation</a></span>​(@Nullable <a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> resultType, |
| <a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> parameterRowType, |
| @Nullable <a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a> root, |
| <a href="../sql/SqlExplainFormat.html" title="enum in org.apache.calcite.sql">SqlExplainFormat</a> format, |
| <a href="../sql/SqlExplainLevel.html" title="enum in org.apache.calcite.sql">SqlExplainLevel</a> detailLevel)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor" id="i1"> |
| <td class="colFirst"><code>protected abstract <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#decorrelate(org.apache.calcite.sql2rel.SqlToRelConverter,org.apache.calcite.sql.SqlNode,org.apache.calcite.rel.RelNode)">decorrelate</a></span>​(<a href="../sql2rel/SqlToRelConverter.html" title="class in org.apache.calcite.sql2rel">SqlToRelConverter</a> sqlToRelConverter, |
| <a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> query, |
| <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rootRel)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor" id="i2"> |
| <td class="colFirst"><code>abstract <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#flattenTypes(org.apache.calcite.rel.RelNode,boolean)">flattenTypes</a></span>​(<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rootRel, |
| boolean restructure)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor" id="i3"> |
| <td class="colFirst"><code>protected <a href="../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getDesiredRootTraitSet(org.apache.calcite.rel.RelRoot)">getDesiredRootTraitSet</a></span>​(<a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a> root)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor" id="i4"> |
| <td class="colFirst"><code>protected abstract <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="../jdbc/CalciteSchema.LatticeEntry.html" title="class in org.apache.calcite.jdbc">CalciteSchema.LatticeEntry</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getLattices()">getLattices</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor" id="i5"> |
| <td class="colFirst"><code>protected abstract <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="Prepare.Materialization.html" title="class in org.apache.calcite.prepare">Prepare.Materialization</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getMaterializations()">getMaterializations</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor" id="i6"> |
| <td class="colFirst"><code>protected <a href="../tools/Program.html" title="interface in org.apache.calcite.tools">Program</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getProgram()">getProgram</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor" id="i7"> |
| <td class="colFirst"><code>protected abstract <a href="../sql2rel/SqlToRelConverter.html" title="class in org.apache.calcite.sql2rel">SqlToRelConverter</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSqlToRelConverter(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.prepare.Prepare.CatalogReader,org.apache.calcite.sql2rel.SqlToRelConverter.Config)">getSqlToRelConverter</a></span>​(<a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a> validator, |
| <a href="Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a> catalogReader, |
| <a href="../sql2rel/SqlToRelConverter.Config.html" title="interface in org.apache.calcite.sql2rel">SqlToRelConverter.Config</a> config)</code></th> |
| <td class="colLast"> |
| <div class="block">Protected method to allow subclasses to override construction of |
| SqlToRelConverter.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i8"> |
| <td class="colFirst"><code>protected abstract <a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSqlValidator()">getSqlValidator</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor" id="i9"> |
| <td class="colFirst"><code>protected abstract <a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#implement(org.apache.calcite.rel.RelRoot)">implement</a></span>​(<a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a> root)</code></th> |
| <td class="colLast"> |
| <div class="block">Implements a physical query plan.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i10"> |
| <td class="colFirst"><code>protected abstract void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#init(java.lang.Class)">init</a></span>​(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang" class="externalLink">Class</a> runtimeContextClass)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor" id="i11"> |
| <td class="colFirst"><code>protected @Nullable <a href="../rel/core/TableModify.Operation.html" title="enum in org.apache.calcite.rel.core">TableModify.Operation</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#mapTableModOp(boolean,org.apache.calcite.sql.SqlKind)">mapTableModOp</a></span>​(boolean isDml, |
| <a href="../sql/SqlKind.html" title="enum in org.apache.calcite.sql">SqlKind</a> sqlKind)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor" id="i12"> |
| <td class="colFirst"><code>protected <a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#optimize(org.apache.calcite.rel.RelRoot,java.util.List,java.util.List)">optimize</a></span>​(<a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a> root, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="Prepare.Materialization.html" title="class in org.apache.calcite.prepare">Prepare.Materialization</a>> materializations, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="../jdbc/CalciteSchema.LatticeEntry.html" title="class in org.apache.calcite.jdbc">CalciteSchema.LatticeEntry</a>> lattices)</code></th> |
| <td class="colLast"> |
| <div class="block">Optimizes a query plan.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i13"> |
| <td class="colFirst"><code><a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#prepareSql(org.apache.calcite.sql.SqlNode,java.lang.Class,org.apache.calcite.sql.validate.SqlValidator,boolean)">prepareSql</a></span>​(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> sqlQuery, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang" class="externalLink">Class</a> runtimeContextClass, |
| <a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a> validator, |
| boolean needsValidation)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor" id="i14"> |
| <td class="colFirst"><code><a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#prepareSql(org.apache.calcite.sql.SqlNode,org.apache.calcite.sql.SqlNode,java.lang.Class,org.apache.calcite.sql.validate.SqlValidator,boolean)">prepareSql</a></span>​(<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> sqlQuery, |
| <a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> sqlNodeOriginal, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang" class="externalLink">Class</a> runtimeContextClass, |
| <a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a> validator, |
| boolean needsValidation)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor" id="i15"> |
| <td class="colFirst"><code>protected <a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#trimUnusedFields(org.apache.calcite.rel.RelRoot)">trimUnusedFields</a></span>​(<a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a> root)</code></th> |
| <td class="colLast"> |
| <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> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| </div> |
| <div class="inheritedList"> |
| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></h3> |
| <a id="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang" class="externalLink">clone</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang" class="externalLink">equals</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang" class="externalLink">finalize</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang" class="externalLink">getClass</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang" class="externalLink">hashCode</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang" class="externalLink">notify</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang" class="externalLink">notifyAll</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang" class="externalLink">toString</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait(long,int)" title="class or interface in java.lang" class="externalLink">wait</a></code></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="blockList"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <li class="blockList"> |
| <section class="fieldDetails"><a id="field.detail"> |
| <!-- --> |
| </a> |
| <h2>Field Details</h2> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="LOGGER">LOGGER</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected static final</span> <span class="returnType">org.slf4j.Logger</span> <span class="memberName">LOGGER</span></div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="context">context</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected final</span> <span class="returnType"><a href="../jdbc/CalcitePrepare.Context.html" title="interface in org.apache.calcite.jdbc">CalcitePrepare.Context</a></span> <span class="memberName">context</span></div> |
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| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="catalogReader">catalogReader</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected final</span> <span class="returnType"><a href="Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a></span> <span class="memberName">catalogReader</span></div> |
| </section> |
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| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="resultConvention">resultConvention</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected final</span> <span class="returnType"><a href="../plan/Convention.html" title="interface in org.apache.calcite.plan">Convention</a></span> <span class="memberName">resultConvention</span></div> |
| <div class="block">Convention via which results should be returned by execution.</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="timingTracer">timingTracer</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="returnType">@Nullable <a href="../util/trace/CalciteTimingTracer.html" title="class in org.apache.calcite.util.trace">CalciteTimingTracer</a></span> <span class="memberName">timingTracer</span></div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="fieldOrigins">fieldOrigins</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="returnType">@MonotonicNonNull <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>>></span> <span class="memberName">fieldOrigins</span></div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="parameterRowType">parameterRowType</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="returnType">@MonotonicNonNull <a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></span> <span class="memberName">parameterRowType</span></div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="THREAD_TRIM">THREAD_TRIM</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static final</span> <span class="returnType"><a href="../util/TryThreadLocal.html" title="class in org.apache.calcite.util">TryThreadLocal</a><@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Boolean.html?is-external=true" title="class or interface in java.lang" class="externalLink">Boolean</a>></span> <span class="memberName">THREAD_TRIM</span></div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="THREAD_EXPAND">THREAD_EXPAND</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static final</span> <span class="returnType"><a href="../util/TryThreadLocal.html" title="class in org.apache.calcite.util">TryThreadLocal</a><@Nullable <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Boolean.html?is-external=true" title="class or interface in java.lang" class="externalLink">Boolean</a>></span> <span class="memberName">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> |
| </ul> |
| </section> |
| </li> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <li class="blockList"> |
| <section class="constructorDetails"><a id="constructor.detail"> |
| <!-- --> |
| </a> |
| <h2>Constructor Details</h2> |
| <ul class="blockList"> |
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| <section class="detail"> |
| <h3><a id="<init>(org.apache.calcite.jdbc.CalcitePrepare.Context,org.apache.calcite.prepare.Prepare.CatalogReader,org.apache.calcite.plan.Convention)">Prepare</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="memberName">Prepare</span>​(<span class="arguments"><a href="../jdbc/CalcitePrepare.Context.html" title="interface in org.apache.calcite.jdbc">CalcitePrepare.Context</a> context, |
| <a href="Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a> catalogReader, |
| <a href="../plan/Convention.html" title="interface in org.apache.calcite.plan">Convention</a> resultConvention)</span></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ============ METHOD DETAIL ========== --> |
| <li class="blockList"> |
| <section class="methodDetails"><a id="method.detail"> |
| <!-- --> |
| </a> |
| <h2>Method Details</h2> |
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| <section class="detail"> |
| <h3><a 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)">createPreparedExplanation</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected abstract</span> <span class="returnType"><a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></span> <span class="memberName">createPreparedExplanation</span>​(<span class="arguments">@Nullable <a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> resultType, |
| <a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> parameterRowType, |
| @Nullable <a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a> root, |
| <a href="../sql/SqlExplainFormat.html" title="enum in org.apache.calcite.sql">SqlExplainFormat</a> format, |
| <a href="../sql/SqlExplainLevel.html" title="enum in org.apache.calcite.sql">SqlExplainLevel</a> detailLevel)</span></div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="optimize(org.apache.calcite.rel.RelRoot,java.util.List,java.util.List)">optimize</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="returnType"><a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a></span> <span class="memberName">optimize</span>​(<span class="arguments"><a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a> root, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="Prepare.Materialization.html" title="class in org.apache.calcite.prepare">Prepare.Materialization</a>> materializations, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="../jdbc/CalciteSchema.LatticeEntry.html" title="class in org.apache.calcite.jdbc">CalciteSchema.LatticeEntry</a>> lattices)</span></div> |
| <div class="block">Optimizes a query plan.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></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><span class="returnLabel">Returns:</span></dt> |
| <dd>an equivalent optimized relational expression</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getProgram()">getProgram</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="returnType"><a href="../tools/Program.html" title="interface in org.apache.calcite.tools">Program</a></span> <span class="memberName">getProgram</span>()</div> |
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| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="getDesiredRootTraitSet(org.apache.calcite.rel.RelRoot)">getDesiredRootTraitSet</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected</span> <span class="returnType"><a href="../plan/RelTraitSet.html" title="class in org.apache.calcite.plan">RelTraitSet</a></span> <span class="memberName">getDesiredRootTraitSet</span>​(<span class="arguments"><a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a> root)</span></div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="implement(org.apache.calcite.rel.RelRoot)">implement</a></h3> |
| <div class="memberSignature"><span class="modifiers">protected abstract</span> <span class="returnType"><a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></span> <span class="memberName">implement</span>​(<span class="arguments"><a href="../rel/RelRoot.html" title="class in org.apache.calcite.rel">RelRoot</a> root)</span></div> |
| <div class="block">Implements a physical query plan.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>root</code> - Root of the relational expression tree</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an executable plan</dd> |
| </dl> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="prepareSql(org.apache.calcite.sql.SqlNode,java.lang.Class,org.apache.calcite.sql.validate.SqlValidator,boolean)">prepareSql</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></span> <span class="memberName">prepareSql</span>​(<span class="arguments"><a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> sqlQuery, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang" class="externalLink">Class</a> runtimeContextClass, |
| <a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a> validator, |
| boolean needsValidation)</span></div> |
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| </li> |
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| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="Prepare.PreparedResult.html" title="interface in org.apache.calcite.prepare">Prepare.PreparedResult</a></span> <span class="memberName">prepareSql</span>​(<span class="arguments"><a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> sqlQuery, |
| <a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> sqlNodeOriginal, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang" class="externalLink">Class</a> runtimeContextClass, |
| <a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a> validator, |
| boolean needsValidation)</span></div> |
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| <h3><a id="mapTableModOp(boolean,org.apache.calcite.sql.SqlKind)">mapTableModOp</a></h3> |
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| <div class="memberSignature"><span class="modifiers">protected abstract</span> <span class="returnType"><a href="../sql2rel/SqlToRelConverter.html" title="class in org.apache.calcite.sql2rel">SqlToRelConverter</a></span> <span class="memberName">getSqlToRelConverter</span>​(<span class="arguments"><a href="../sql/validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a> validator, |
| <a href="Prepare.CatalogReader.html" title="interface in org.apache.calcite.prepare">Prepare.CatalogReader</a> catalogReader, |
| <a href="../sql2rel/SqlToRelConverter.Config.html" title="interface in org.apache.calcite.sql2rel">SqlToRelConverter.Config</a> config)</span></div> |
| <div class="block">Protected method to allow subclasses to override construction of |
| SqlToRelConverter.</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="flattenTypes(org.apache.calcite.rel.RelNode,boolean)">flattenTypes</a></h3> |
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| boolean restructure)</span></div> |
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| <div class="memberSignature"><span class="modifiers">protected abstract</span> <span class="returnType"><a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></span> <span class="memberName">decorrelate</span>​(<span class="arguments"><a href="../sql2rel/SqlToRelConverter.html" title="class in org.apache.calcite.sql2rel">SqlToRelConverter</a> sqlToRelConverter, |
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| <a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a> rootRel)</span></div> |
| </section> |
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| <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> |
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| <dd><code>root</code> - Root of relational expression tree</dd> |
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