Package org.apache.calcite.rel.metadata
Interface BuiltInMetadata.PopulationSize.Handler
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- All Superinterfaces:
MetadataHandler<BuiltInMetadata.PopulationSize>
- Enclosing interface:
- BuiltInMetadata.PopulationSize
public static interface BuiltInMetadata.PopulationSize.Handler extends MetadataHandler<BuiltInMetadata.PopulationSize>
Handler API.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description java.lang.Double
getPopulationSize(RelNode r, RelMetadataQuery mq, ImmutableBitSet groupKey)
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Methods inherited from interface org.apache.calcite.rel.metadata.MetadataHandler
getDef
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Method Detail
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getPopulationSize
java.lang.Double getPopulationSize(RelNode r, RelMetadataQuery mq, ImmutableBitSet groupKey)
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