org.apache.calcite.rel.core

Interface RelFactories.CorrelateFactory

All Known Implementing Classes:

RelFactories.CorrelateFactoryImpl

Enclosing class:

RelFactories

public static interface RelFactories.CorrelateFactory

Can create a correlate of the appropriate type for a rule's calling convention.

The result is typically a Correlate.

Method Summary

Modifier and Type	Method and Description
RelNode	createCorrelate(RelNode left, RelNode right, CorrelationId correlationId, ImmutableBitSet requiredColumns, SemiJoinType joinType) Creates a correlate.

Method Detail

createCorrelate

RelNode createCorrelate(RelNode left,
                        RelNode right,
                        CorrelationId correlationId,
                        ImmutableBitSet requiredColumns,
                        SemiJoinType joinType)

Creates a correlate.

Parameters:

left - Left input

right - Right input

correlationId - Variable name for the row of left input

requiredColumns - Required columns

joinType - Join type