# Package org.h2.expression.aggregate

Aggregate functions.

See: Description

Class Summary
AbstractAggregate: A base class for aggregate functions.
Aggregate: Implements the integrated aggregate functions, such as COUNT, MAX, SUM.
JavaAggregate: This class wraps a user-defined aggregate.
ListaggArguments: Additional arguments of LISTAGG aggregate function.

Enum Summary
AggregateType: The type of an aggregate function.

## Package org.h2.expression.aggregate Description

Aggregate functions.