Aggregate functions

Aggregate functions for set and span types. More...

Functions
Span *	spanbase_extent_transfn (Span *state, Datum value, MeosType basetype)
	Transition function for span extent aggregate of values. More...
Set *	value_union_transfn (Set *state, Datum value, MeosType basetype)
	Transition function for set union aggregate of values. More...

Detailed Description

Aggregate functions for set and span types.