Class QueryPlan.GroupNode

All Implemented Interfaces:
QueryPlanNode, Serializable, Cloneable
Enclosing class:
QueryPlan

public static class QueryPlan.GroupNode extends QueryPlan.SingleQueryPlanNode
The node for performing a grouping operation on the columns of the child node. As well as grouping, any aggregate functions must also be defined with this plan.

NOTE: The whole child is a group if columns is null.

See Also: