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

Class HiveJoinInsertDeleteIncrementalRewritingRule.FilterPropagator

java.lang.Object

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

org.apache.hadoop.hive.ql.optimizer.calcite.rules.views.HiveRowIsDeletedPropagator

org.apache.hadoop.hive.ql.optimizer.calcite.rules.views.HiveJoinInsertDeleteIncrementalRewritingRule.FilterPropagator

All Implemented Interfaces:

org.apache.calcite.rel.RelShuttle, HiveRelShuttle

Enclosing class:

HiveJoinInsertDeleteIncrementalRewritingRule

public static class HiveJoinInsertDeleteIncrementalRewritingRule.FilterPropagator
extends HiveRowIsDeletedPropagator

Field Summary

Fields inherited from class org.apache.hadoop.hive.ql.optimizer.calcite.rules.views.HiveRowIsDeletedPropagator

relBuilder

Fields inherited from class org.apache.hadoop.hive.ql.optimizer.calcite.HiveRelShuttleImpl

stack

Constructor Summary

Constructors

Constructor and Description
FilterPropagator(org.apache.calcite.tools.RelBuilder relBuilder)

Method Summary

Modifier and Type	Method and Description
org.apache.calcite.rel.RelNode	propagate(org.apache.calcite.rel.RelNode relNode)
org.apache.calcite.rel.RelNode	visit(HiveJoin join) Create new Join and a Project on top of it.
org.apache.calcite.rel.RelNode	visit(HiveProject project) Create a new Project with original projected columns plus add rowIsDeleted as last column referencing the last column of the input RelNode.

Methods inherited from class org.apache.hadoop.hive.ql.optimizer.calcite.rules.views.HiveRowIsDeletedPropagator

visit

Methods inherited from class org.apache.hadoop.hive.ql.optimizer.calcite.HiveRelShuttleImpl

visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visitChild, visitChildren

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FilterPropagator

public FilterPropagator(org.apache.calcite.tools.RelBuilder relBuilder)

Method Detail

propagate

public org.apache.calcite.rel.RelNode propagate(org.apache.calcite.rel.RelNode relNode)

Overrides:

propagate in class HiveRowIsDeletedPropagator

visit

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

Description copied from class: HiveRowIsDeletedPropagator

Create a new Project with original projected columns plus add rowIsDeleted as last column referencing the last column of the input RelNode.

Specified by:

visit in interface HiveRelShuttle

Overrides:

visit in class HiveRowIsDeletedPropagator

Parameters:

project - - to transform

Returns:

new Project

visit

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

Description copied from class: HiveRowIsDeletedPropagator

Create new Join and a Project on top of it.

Specified by:

visit in interface HiveRelShuttle

Overrides:

visit in class HiveRowIsDeletedPropagator

Parameters:

join - - HiveJoin to transform

Returns:

- new Join with a Project on top