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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.calcite.rel.metadata</a></div> |
| <h1 title="Interface MetadataHandler" class="title">Interface MetadataHandler<M extends <a href="Metadata.html" title="interface in org.apache.calcite.rel.metadata">Metadata</a>></h1> |
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| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>M</code> - Kind of metadata</dd> |
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| <dl> |
| <dt>All Known Subinterfaces:</dt> |
| <dd><code><a href="BuiltInMetadata.AllPredicates.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.AllPredicates.Handler</a></code>, <code><a href="BuiltInMetadata.Collation.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.Collation.Handler</a></code>, <code><a href="BuiltInMetadata.ColumnOrigin.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.ColumnOrigin.Handler</a></code>, <code><a href="BuiltInMetadata.ColumnUniqueness.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.ColumnUniqueness.Handler</a></code>, <code><a href="BuiltInMetadata.CumulativeCost.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.CumulativeCost.Handler</a></code>, <code><a href="BuiltInMetadata.DistinctRowCount.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.DistinctRowCount.Handler</a></code>, <code><a href="BuiltInMetadata.Distribution.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.Distribution.Handler</a></code>, <code><a href="BuiltInMetadata.ExplainVisibility.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.ExplainVisibility.Handler</a></code>, <code><a href="BuiltInMetadata.ExpressionLineage.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.ExpressionLineage.Handler</a></code>, <code><a href="BuiltInMetadata.LowerBoundCost.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.LowerBoundCost.Handler</a></code>, <code><a href="BuiltInMetadata.MaxRowCount.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.MaxRowCount.Handler</a></code>, <code><a href="BuiltInMetadata.Memory.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.Memory.Handler</a></code>, <code><a href="BuiltInMetadata.MinRowCount.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.MinRowCount.Handler</a></code>, <code><a href="BuiltInMetadata.NodeTypes.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.NodeTypes.Handler</a></code>, <code><a href="BuiltInMetadata.NonCumulativeCost.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.NonCumulativeCost.Handler</a></code>, <code><a href="BuiltInMetadata.Parallelism.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.Parallelism.Handler</a></code>, <code><a href="BuiltInMetadata.PercentageOriginalRows.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.PercentageOriginalRows.Handler</a></code>, <code><a href="BuiltInMetadata.PopulationSize.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.PopulationSize.Handler</a></code>, <code><a href="BuiltInMetadata.Predicates.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.Predicates.Handler</a></code>, <code><a href="BuiltInMetadata.RowCount.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.RowCount.Handler</a></code>, <code><a href="BuiltInMetadata.Selectivity.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.Selectivity.Handler</a></code>, <code><a href="BuiltInMetadata.Size.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.Size.Handler</a></code>, <code><a href="BuiltInMetadata.TableReferences.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.TableReferences.Handler</a></code>, <code><a href="BuiltInMetadata.UniqueKeys.Handler.html" title="interface in org.apache.calcite.rel.metadata">BuiltInMetadata.UniqueKeys.Handler</a></code></dd> |
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| <dl> |
| <dt>All Known Implementing Classes:</dt> |
| <dd><code><a href="RelMdAllPredicates.html" title="class in org.apache.calcite.rel.metadata">RelMdAllPredicates</a></code>, <code><a href="RelMdCollation.html" title="class in org.apache.calcite.rel.metadata">RelMdCollation</a></code>, <code><a href="RelMdColumnOrigins.html" title="class in org.apache.calcite.rel.metadata">RelMdColumnOrigins</a></code>, <code><a href="RelMdColumnUniqueness.html" title="class in org.apache.calcite.rel.metadata">RelMdColumnUniqueness</a></code>, <code><a href="RelMdDistinctRowCount.html" title="class in org.apache.calcite.rel.metadata">RelMdDistinctRowCount</a></code>, <code><a href="RelMdDistribution.html" title="class in org.apache.calcite.rel.metadata">RelMdDistribution</a></code>, <code><a href="RelMdExplainVisibility.html" title="class in org.apache.calcite.rel.metadata">RelMdExplainVisibility</a></code>, <code><a href="RelMdExpressionLineage.html" title="class in org.apache.calcite.rel.metadata">RelMdExpressionLineage</a></code>, <code><a href="RelMdLowerBoundCost.html" title="class in org.apache.calcite.rel.metadata">RelMdLowerBoundCost</a></code>, <code><a href="RelMdMaxRowCount.html" title="class in org.apache.calcite.rel.metadata">RelMdMaxRowCount</a></code>, <code><a href="RelMdMemory.html" title="class in org.apache.calcite.rel.metadata">RelMdMemory</a></code>, <code><a href="RelMdMinRowCount.html" title="class in org.apache.calcite.rel.metadata">RelMdMinRowCount</a></code>, <code><a href="RelMdNodeTypes.html" title="class in org.apache.calcite.rel.metadata">RelMdNodeTypes</a></code>, <code><a href="RelMdParallelism.html" title="class in org.apache.calcite.rel.metadata">RelMdParallelism</a></code>, <code><a href="RelMdPercentageOriginalRows.html" title="class in org.apache.calcite.rel.metadata">RelMdPercentageOriginalRows</a></code>, <code><a href="RelMdPopulationSize.html" title="class in org.apache.calcite.rel.metadata">RelMdPopulationSize</a></code>, <code><a href="RelMdPredicates.html" title="class in org.apache.calcite.rel.metadata">RelMdPredicates</a></code>, <code><a href="RelMdRowCount.html" title="class in org.apache.calcite.rel.metadata">RelMdRowCount</a></code>, <code><a href="RelMdSelectivity.html" title="class in org.apache.calcite.rel.metadata">RelMdSelectivity</a></code>, <code><a href="RelMdSize.html" title="class in org.apache.calcite.rel.metadata">RelMdSize</a></code>, <code><a href="RelMdTableReferences.html" title="class in org.apache.calcite.rel.metadata">RelMdTableReferences</a></code>, <code><a href="RelMdUniqueKeys.html" title="class in org.apache.calcite.rel.metadata">RelMdUniqueKeys</a></code></dd> |
| </dl> |
| <hr> |
| <pre>public interface <span class="typeNameLabel">MetadataHandler<M extends <a href="Metadata.html" title="interface in org.apache.calcite.rel.metadata">Metadata</a>></span></pre> |
| <div class="block">Marker interface for a handler of metadata.</div> |
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| <td class="colFirst"><code><a href="MetadataDef.html" title="class in org.apache.calcite.rel.metadata">MetadataDef</a><<a href="MetadataHandler.html" title="type parameter in MetadataHandler">M</a>></code></td> |
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| <div class="memberSignature"><span class="returnType"><a href="MetadataDef.html" title="class in org.apache.calcite.rel.metadata">MetadataDef</a><<a href="MetadataHandler.html" title="type parameter in MetadataHandler">M</a>></span> <span class="memberName">getDef</span>()</div> |
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