temporal_waggfuncs.c File Reference

Window aggregate functions for temporal types. More...

#include <postgres.h>
#include <utils/datetime.h>
#include <meos.h>
#include <meos_internal.h>
#include "temporal/skiplist.h"
#include "temporal/temporal_aggfuncs.h"
#include "temporal/temporal_waggfuncs.h"
#include "pg_temporal/skiplist.h"

Macros
#define	INPUT_AGG_TRANS_STATE_ARG(fcinfo, state)
	Helper macro to input the current aggregate state. More...

Functions
Datum	Temporal_wagg_transfn (FunctionCallInfo fcinfo, datum_func2 func, bool min, bool crossings)
	Generic moving window transition function for min, max, and sum aggregation. More...
Datum	Temporal_wagg_transform_transfn (FunctionCallInfo fcinfo, datum_func2 func, TSequence **(*transform)(const Temporal *, const Interval *, int *))
	Transition function for moving window count and average aggregation for temporal values. More...
Datum	Temporal_wcount_transfn (PG_FUNCTION_ARGS)
	Transition function for moving window count aggregation for temporal values @sqlfn wCount() More...
Datum	Tfloat_wmax_transfn (PG_FUNCTION_ARGS)
	Transition function for moving window maximun aggregation for temporal floats @sqlfn wMax() More...
Datum	Tfloat_wmin_transfn (PG_FUNCTION_ARGS)
	Transition function for moving window minimun aggregation for temporal floats @sqlfn wMin() More...
Datum	Tfloat_wsum_transfn (PG_FUNCTION_ARGS)
	Transition function for moving window sum aggregation for temporal floats @sqlfn wSum() More...
Datum	Tint_wmax_transfn (PG_FUNCTION_ARGS)
	Transition function for moving window maximun aggregation for temporal integers @sqlfn wMax() More...
Datum	Tint_wmin_transfn (PG_FUNCTION_ARGS)
	Transition function for moving window minimun aggregation for temporal integers @sqlfn wMin() More...
Datum	Tint_wsum_transfn (PG_FUNCTION_ARGS)
	Transition function for moving window sum aggregation for temporal integers @sqlfn wSum() More...
Datum	Tnumber_wavg_transfn (PG_FUNCTION_ARGS)
	Transition function for moving window average aggregation for temporal numbers @sqlfn wAvg() More...

Detailed Description

Window aggregate functions for temporal types.