span_aggfuncs.c File Reference

Aggregate function for span types. More...

#include <assert.h>
#include <postgres.h>
#include <fmgr.h>
#include <utils/array.h>
#include <meos.h>
#include <meos_internal.h>
#include "temporal/set.h"
#include "temporal/span.h"
#include "temporal/temporal.h"
#include "pg_temporal/meos_catalog.h"

Functions
Datum	Set_extent_transfn (PG_FUNCTION_ARGS)
	Transition function for extent aggregation of sets @sqlfn extent() More...
Datum	Span_extent_combinefn (PG_FUNCTION_ARGS)
	Combine function for extent aggregation of spans @sqlfn extent() More...
Datum	Span_extent_transfn (PG_FUNCTION_ARGS)
	Transition function for extent aggregation of spans @sqlfn extent() More...
Datum	Span_union_finalfn (PG_FUNCTION_ARGS)
	Final function for union aggregation of spans. More...
Datum	Spanbase_extent_transfn (PG_FUNCTION_ARGS)
	Transition function for extent aggregation of span base values @sqlfn extent() More...
Datum	Spanset_extent_transfn (PG_FUNCTION_ARGS)
	Transition function for extent aggregation of span sets @sqlfn extent() More...
Datum	Spanset_union_transfn (PG_FUNCTION_ARGS)
	Transition function for union aggregation of span sets. More...

Detailed Description

Aggregate function for span types.