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

Interface HiveSubQRemoveRelBuilder.GroupKey

All Known Implementing Classes:

HiveSubQRemoveRelBuilder.GroupKeyImpl

Enclosing class:

HiveSubQRemoveRelBuilder

public static interface HiveSubQRemoveRelBuilder.GroupKey

Information necessary to create the GROUP BY clause of an Aggregate.

See Also:

RelBuilder.groupKey()

Method Summary

Modifier and Type	Method and Description
HiveSubQRemoveRelBuilder.GroupKey	alias(String alias) Assigns an alias to this group key.

Method Detail

alias

HiveSubQRemoveRelBuilder.GroupKey alias(String alias)

Assigns an alias to this group key.

Used to assign field names in the group operation.