org.apache.hadoop.hive.ql.optimizer.calcite

Interface HiveRelShuttle

All Superinterfaces:

org.apache.calcite.rel.RelShuttle

All Known Implementing Classes:

HiveRelOpMaterializationValidator, HiveRelShuttleImpl

public interface HiveRelShuttle
extends org.apache.calcite.rel.RelShuttle

Visitor that has methods for the common logical relational expressions. This is required for HiveRelDecorrelation. Because we will have mix of HiveProject, LogicalProject etc we need an interface which can handle all

Method Summary

Modifier and Type	Method and Description
org.apache.calcite.rel.RelNode	visit(HiveAggregate aggregate)
org.apache.calcite.rel.RelNode	visit(HiveFilter filter)
org.apache.calcite.rel.RelNode	visit(HiveJoin join)
org.apache.calcite.rel.RelNode	visit(HiveProject project)

Methods inherited from interface org.apache.calcite.rel.RelShuttle

visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit

Method Detail

visit

org.apache.calcite.rel.RelNode visit(HiveProject project)

visit

org.apache.calcite.rel.RelNode visit(HiveFilter filter)

visit

org.apache.calcite.rel.RelNode visit(HiveJoin join)

visit

org.apache.calcite.rel.RelNode visit(HiveAggregate aggregate)