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Filename : pg_aggregate.h
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/*-------------------------------------------------------------------------
 *
 * pg_aggregate.h
 *	  definition of the system "aggregate" relation (pg_aggregate)
 *	  along with the relation's initial contents.
 *
 *
 * Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/catalog/pg_aggregate.h
 *
 * NOTES
 *	  the genbki.pl script reads this file and generates .bki
 *	  information from the DATA() statements.
 *
 *-------------------------------------------------------------------------
 */
#ifndef PG_AGGREGATE_H
#define PG_AGGREGATE_H

#include "catalog/genbki.h"
#include "nodes/pg_list.h"

/* ----------------------------------------------------------------
 *		pg_aggregate definition.
 *
 *		cpp turns this into typedef struct FormData_pg_aggregate
 *
 *	aggfnoid			pg_proc OID of the aggregate itself
 *	aggtransfn			transition function
 *	aggfinalfn			final function (0 if none)
 *	aggsortop			associated sort operator (0 if none)
 *	aggtranstype		type of aggregate's transition (state) data
 *	agginitval			initial value for transition state (can be NULL)
 * ----------------------------------------------------------------
 */
#define AggregateRelationId  2600

CATALOG(pg_aggregate,2600) BKI_WITHOUT_OIDS
{
	regproc		aggfnoid;
	regproc		aggtransfn;
	regproc		aggfinalfn;
	Oid			aggsortop;
	Oid			aggtranstype;

#ifdef CATALOG_VARLEN			/* variable-length fields start here */
	text		agginitval;
#endif
} FormData_pg_aggregate;

/* ----------------
 *		Form_pg_aggregate corresponds to a pointer to a tuple with
 *		the format of pg_aggregate relation.
 * ----------------
 */
typedef FormData_pg_aggregate *Form_pg_aggregate;

/* ----------------
 *		compiler constants for pg_aggregate
 * ----------------
 */

#define Natts_pg_aggregate				6
#define Anum_pg_aggregate_aggfnoid		1
#define Anum_pg_aggregate_aggtransfn	2
#define Anum_pg_aggregate_aggfinalfn	3
#define Anum_pg_aggregate_aggsortop		4
#define Anum_pg_aggregate_aggtranstype	5
#define Anum_pg_aggregate_agginitval	6


/* ----------------
 * initial contents of pg_aggregate
 * ---------------
 */

/* avg */
DATA(insert ( 2100	int8_avg_accum	numeric_avg		0	1231	"{0,0}" ));
DATA(insert ( 2101	int4_avg_accum	int8_avg		0	1016	"{0,0}" ));
DATA(insert ( 2102	int2_avg_accum	int8_avg		0	1016	"{0,0}" ));
DATA(insert ( 2103	numeric_avg_accum	numeric_avg		0	1231	"{0,0}" ));
DATA(insert ( 2104	float4_accum	float8_avg		0	1022	"{0,0,0}" ));
DATA(insert ( 2105	float8_accum	float8_avg		0	1022	"{0,0,0}" ));
DATA(insert ( 2106	interval_accum	interval_avg	0	1187	"{0 second,0 second}" ));

/* sum */
DATA(insert ( 2107	int8_sum		-				0	1700	_null_ ));
DATA(insert ( 2108	int4_sum		-				0	20		_null_ ));
DATA(insert ( 2109	int2_sum		-				0	20		_null_ ));
DATA(insert ( 2110	float4pl		-				0	700		_null_ ));
DATA(insert ( 2111	float8pl		-				0	701		_null_ ));
DATA(insert ( 2112	cash_pl			-				0	790		_null_ ));
DATA(insert ( 2113	interval_pl		-				0	1186	_null_ ));
DATA(insert ( 2114	numeric_add		-				0	1700	_null_ ));

/* max */
DATA(insert ( 2115	int8larger		-				413		20		_null_ ));
DATA(insert ( 2116	int4larger		-				521		23		_null_ ));
DATA(insert ( 2117	int2larger		-				520		21		_null_ ));
DATA(insert ( 2118	oidlarger		-				610		26		_null_ ));
DATA(insert ( 2119	float4larger	-				623		700		_null_ ));
DATA(insert ( 2120	float8larger	-				674		701		_null_ ));
DATA(insert ( 2121	int4larger		-				563		702		_null_ ));
DATA(insert ( 2122	date_larger		-				1097	1082	_null_ ));
DATA(insert ( 2123	time_larger		-				1112	1083	_null_ ));
DATA(insert ( 2124	timetz_larger	-				1554	1266	_null_ ));
DATA(insert ( 2125	cashlarger		-				903		790		_null_ ));
DATA(insert ( 2126	timestamp_larger	-			2064	1114	_null_ ));
DATA(insert ( 2127	timestamptz_larger	-			1324	1184	_null_ ));
DATA(insert ( 2128	interval_larger -				1334	1186	_null_ ));
DATA(insert ( 2129	text_larger		-				666		25		_null_ ));
DATA(insert ( 2130	numeric_larger	-				1756	1700	_null_ ));
DATA(insert ( 2050	array_larger	-				1073	2277	_null_ ));
DATA(insert ( 2244	bpchar_larger	-				1060	1042	_null_ ));
DATA(insert ( 2797	tidlarger		-				2800	27		_null_ ));
DATA(insert ( 3526	enum_larger		-				3519	3500	_null_ ));

/* min */
DATA(insert ( 2131	int8smaller		-				412		20		_null_ ));
DATA(insert ( 2132	int4smaller		-				97		23		_null_ ));
DATA(insert ( 2133	int2smaller		-				95		21		_null_ ));
DATA(insert ( 2134	oidsmaller		-				609		26		_null_ ));
DATA(insert ( 2135	float4smaller	-				622		700		_null_ ));
DATA(insert ( 2136	float8smaller	-				672		701		_null_ ));
DATA(insert ( 2137	int4smaller		-				562		702		_null_ ));
DATA(insert ( 2138	date_smaller	-				1095	1082	_null_ ));
DATA(insert ( 2139	time_smaller	-				1110	1083	_null_ ));
DATA(insert ( 2140	timetz_smaller	-				1552	1266	_null_ ));
DATA(insert ( 2141	cashsmaller		-				902		790		_null_ ));
DATA(insert ( 2142	timestamp_smaller	-			2062	1114	_null_ ));
DATA(insert ( 2143	timestamptz_smaller -			1322	1184	_null_ ));
DATA(insert ( 2144	interval_smaller	-			1332	1186	_null_ ));
DATA(insert ( 2145	text_smaller	-				664		25		_null_ ));
DATA(insert ( 2146	numeric_smaller -				1754	1700	_null_ ));
DATA(insert ( 2051	array_smaller	-				1072	2277	_null_ ));
DATA(insert ( 2245	bpchar_smaller	-				1058	1042	_null_ ));
DATA(insert ( 2798	tidsmaller		-				2799	27		_null_ ));
DATA(insert ( 3527	enum_smaller	-				3518	3500	_null_ ));

/* count */
DATA(insert ( 2147	int8inc_any		-				0		20		"0" ));
DATA(insert ( 2803	int8inc			-				0		20		"0" ));

/* var_pop */
DATA(insert ( 2718	int8_accum	numeric_var_pop 0	1231	"{0,0,0}" ));
DATA(insert ( 2719	int4_accum	numeric_var_pop 0	1231	"{0,0,0}" ));
DATA(insert ( 2720	int2_accum	numeric_var_pop 0	1231	"{0,0,0}" ));
DATA(insert ( 2721	float4_accum	float8_var_pop 0	1022	"{0,0,0}" ));
DATA(insert ( 2722	float8_accum	float8_var_pop 0	1022	"{0,0,0}" ));
DATA(insert ( 2723	numeric_accum  numeric_var_pop 0	1231	"{0,0,0}" ));

/* var_samp */
DATA(insert ( 2641	int8_accum	numeric_var_samp	0	1231	"{0,0,0}" ));
DATA(insert ( 2642	int4_accum	numeric_var_samp	0	1231	"{0,0,0}" ));
DATA(insert ( 2643	int2_accum	numeric_var_samp	0	1231	"{0,0,0}" ));
DATA(insert ( 2644	float4_accum	float8_var_samp 0	1022	"{0,0,0}" ));
DATA(insert ( 2645	float8_accum	float8_var_samp 0	1022	"{0,0,0}" ));
DATA(insert ( 2646	numeric_accum  numeric_var_samp 0	1231	"{0,0,0}" ));

/* variance: historical Postgres syntax for var_samp */
DATA(insert ( 2148	int8_accum	numeric_var_samp	0	1231	"{0,0,0}" ));
DATA(insert ( 2149	int4_accum	numeric_var_samp	0	1231	"{0,0,0}" ));
DATA(insert ( 2150	int2_accum	numeric_var_samp	0	1231	"{0,0,0}" ));
DATA(insert ( 2151	float4_accum	float8_var_samp 0	1022	"{0,0,0}" ));
DATA(insert ( 2152	float8_accum	float8_var_samp 0	1022	"{0,0,0}" ));
DATA(insert ( 2153	numeric_accum  numeric_var_samp 0	1231	"{0,0,0}" ));

/* stddev_pop */
DATA(insert ( 2724	int8_accum	numeric_stddev_pop		0	1231	"{0,0,0}" ));
DATA(insert ( 2725	int4_accum	numeric_stddev_pop		0	1231	"{0,0,0}" ));
DATA(insert ( 2726	int2_accum	numeric_stddev_pop		0	1231	"{0,0,0}" ));
DATA(insert ( 2727	float4_accum	float8_stddev_pop	0	1022	"{0,0,0}" ));
DATA(insert ( 2728	float8_accum	float8_stddev_pop	0	1022	"{0,0,0}" ));
DATA(insert ( 2729	numeric_accum	numeric_stddev_pop	0	1231	"{0,0,0}" ));

/* stddev_samp */
DATA(insert ( 2712	int8_accum	numeric_stddev_samp		0	1231	"{0,0,0}" ));
DATA(insert ( 2713	int4_accum	numeric_stddev_samp		0	1231	"{0,0,0}" ));
DATA(insert ( 2714	int2_accum	numeric_stddev_samp		0	1231	"{0,0,0}" ));
DATA(insert ( 2715	float4_accum	float8_stddev_samp	0	1022	"{0,0,0}" ));
DATA(insert ( 2716	float8_accum	float8_stddev_samp	0	1022	"{0,0,0}" ));
DATA(insert ( 2717	numeric_accum	numeric_stddev_samp 0	1231	"{0,0,0}" ));

/* stddev: historical Postgres syntax for stddev_samp */
DATA(insert ( 2154	int8_accum	numeric_stddev_samp		0	1231	"{0,0,0}" ));
DATA(insert ( 2155	int4_accum	numeric_stddev_samp		0	1231	"{0,0,0}" ));
DATA(insert ( 2156	int2_accum	numeric_stddev_samp		0	1231	"{0,0,0}" ));
DATA(insert ( 2157	float4_accum	float8_stddev_samp	0	1022	"{0,0,0}" ));
DATA(insert ( 2158	float8_accum	float8_stddev_samp	0	1022	"{0,0,0}" ));
DATA(insert ( 2159	numeric_accum	numeric_stddev_samp 0	1231	"{0,0,0}" ));

/* SQL2003 binary regression aggregates */
DATA(insert ( 2818	int8inc_float8_float8		-				0	20		"0" ));
DATA(insert ( 2819	float8_regr_accum	float8_regr_sxx			0	1022	"{0,0,0,0,0,0}" ));
DATA(insert ( 2820	float8_regr_accum	float8_regr_syy			0	1022	"{0,0,0,0,0,0}" ));
DATA(insert ( 2821	float8_regr_accum	float8_regr_sxy			0	1022	"{0,0,0,0,0,0}" ));
DATA(insert ( 2822	float8_regr_accum	float8_regr_avgx		0	1022	"{0,0,0,0,0,0}" ));
DATA(insert ( 2823	float8_regr_accum	float8_regr_avgy		0	1022	"{0,0,0,0,0,0}" ));
DATA(insert ( 2824	float8_regr_accum	float8_regr_r2			0	1022	"{0,0,0,0,0,0}" ));
DATA(insert ( 2825	float8_regr_accum	float8_regr_slope		0	1022	"{0,0,0,0,0,0}" ));
DATA(insert ( 2826	float8_regr_accum	float8_regr_intercept	0	1022	"{0,0,0,0,0,0}" ));
DATA(insert ( 2827	float8_regr_accum	float8_covar_pop		0	1022	"{0,0,0,0,0,0}" ));
DATA(insert ( 2828	float8_regr_accum	float8_covar_samp		0	1022	"{0,0,0,0,0,0}" ));
DATA(insert ( 2829	float8_regr_accum	float8_corr				0	1022	"{0,0,0,0,0,0}" ));

/* boolean-and and boolean-or */
DATA(insert ( 2517	booland_statefunc	-			58	16		_null_ ));
DATA(insert ( 2518	boolor_statefunc	-			59	16		_null_ ));
DATA(insert ( 2519	booland_statefunc	-			58	16		_null_ ));

/* bitwise integer */
DATA(insert ( 2236 int2and		  -					0	21		_null_ ));
DATA(insert ( 2237 int2or		  -					0	21		_null_ ));
DATA(insert ( 2238 int4and		  -					0	23		_null_ ));
DATA(insert ( 2239 int4or		  -					0	23		_null_ ));
DATA(insert ( 2240 int8and		  -					0	20		_null_ ));
DATA(insert ( 2241 int8or		  -					0	20		_null_ ));
DATA(insert ( 2242 bitand		  -					0	1560	_null_ ));
DATA(insert ( 2243 bitor		  -					0	1560	_null_ ));

/* xml */
DATA(insert ( 2901 xmlconcat2	  -					0	142		_null_ ));

/* array */
DATA(insert ( 2335	array_agg_transfn	array_agg_finalfn		0	2281	_null_ ));

/* text */
DATA(insert ( 3538	string_agg_transfn	string_agg_finalfn		0	2281	_null_ ));

/* bytea */
DATA(insert ( 3545	bytea_string_agg_transfn	bytea_string_agg_finalfn		0	2281	_null_ ));

/*
 * prototypes for functions in pg_aggregate.c
 */
extern void AggregateCreate(const char *aggName,
				Oid aggNamespace,
				Oid *aggArgTypes,
				int numArgs,
				List *aggtransfnName,
				List *aggfinalfnName,
				List *aggsortopName,
				Oid aggTransType,
				const char *agginitval);

#endif   /* PG_AGGREGATE_H */