gudusoft.gsqlparser.ir.logical.rel

Class Aggregate

Object

gudusoft.gsqlparser.ir.logical.RelNode

gudusoft.gsqlparser.ir.logical.rel.Aggregate

public final class Aggregate
extends RelNode

GROUP BY aggregation.

Constructor Summary

Constructors

Constructor and Description
Aggregate(RelNode input, List<RexNode> groupByKeys, List<RexNode> aggregations, SourceAnchor anchor)

Method Summary

Modifier and Type	Method and Description
<R> R	accept(RelNodeVisitor<R> visitor) Accept method for the visitor pattern.
List<RexNode>	getAggregations()
List<RexNode>	getGroupByKeys()
RelNode	getInput()
List<RelNode>	getInputs() Returns the child RelNodes of this node (for iterative traversal).

Methods inherited from class gudusoft.gsqlparser.ir.logical.RelNode

getAnchor, getKind, toString

Methods inherited from class Object

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

Constructor Detail

Aggregate

public Aggregate(RelNode input,
                 List<RexNode> groupByKeys,
                 List<RexNode> aggregations,
                 SourceAnchor anchor)

Method Detail

getInput

public RelNode getInput()

getGroupByKeys

public List<RexNode> getGroupByKeys()

getAggregations

public List<RexNode> getAggregations()

getInputs

public List<RelNode> getInputs()

Description copied from class: RelNode

Returns the child RelNodes of this node (for iterative traversal).

Specified by:

getInputs in class RelNode

accept

public <R> R accept(RelNodeVisitor<R> visitor)

Description copied from class: RelNode

Accept method for the visitor pattern.

Specified by:

accept in class RelNode