Class AbstractAggregateOperator

All Implemented Interfaces:
Serializable, Cloneable, AggregateOperator, GraphPatternGroupable, QueryModelNode, ValueExpr, VariableScopeChange
Direct Known Subclasses:
AggregateFunctionCall, AggregateOperatorBase, Avg, Count, GroupConcat, Max, Min, Sample, Sum

public abstract class AbstractAggregateOperator extends UnaryValueOperator implements AggregateOperator
Base class for shared functionality of aggregate operators (e.g. DISTINCT setting)
Author:
Jeen Broekstra
See Also: