Package org.apache.calcite.tools

Class RelBuilder.GroupKeyImpl

java.lang.Object

org.apache.calcite.tools.RelBuilder.GroupKeyImpl

All Implemented Interfaces:

RelBuilder.GroupKey

Enclosing class:

RelBuilder

protected static class RelBuilder.GroupKeyImpl
extends java.lang.Object
implements RelBuilder.GroupKey

Implementation of RelBuilder.GroupKey.

Field Summary

Fields

Modifier and Type	Field	Description
(package private) java.lang.String	alias
(package private) boolean	indicator
(package private) com.google.common.collect.ImmutableList<com.google.common.collect.ImmutableList<RexNode>>	nodeLists
(package private) com.google.common.collect.ImmutableList<RexNode>	nodes

Constructor Summary

Constructors

Constructor	Description
GroupKeyImpl(com.google.common.collect.ImmutableList<RexNode> nodes, boolean indicator, com.google.common.collect.ImmutableList<com.google.common.collect.ImmutableList<RexNode>> nodeLists, java.lang.String alias)

Method Summary

Modifier and Type	Method	Description
RelBuilder.GroupKey	alias(java.lang.String alias)	Assigns an alias to this group key.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

nodes

final com.google.common.collect.ImmutableList<RexNode> nodes

indicator

final boolean indicator

nodeLists

final com.google.common.collect.ImmutableList<com.google.common.collect.ImmutableList<RexNode>> nodeLists

alias

final java.lang.String alias

Constructor Detail

GroupKeyImpl

GroupKeyImpl(com.google.common.collect.ImmutableList<RexNode> nodes,
             boolean indicator,
             com.google.common.collect.ImmutableList<com.google.common.collect.ImmutableList<RexNode>> nodeLists,
             java.lang.String alias)

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

alias

public RelBuilder.GroupKey alias(java.lang.String alias)

Description copied from interface: RelBuilder.GroupKey

Assigns an alias to this group key.

Used to assign field names in the group operation.

Specified by:

alias in interface RelBuilder.GroupKey