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array_agg aggregate function, as per SQL:2008, but without ORDER BY clause

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Rearrange the documentation a bit now that array_agg and xmlagg have similar
semantics and issues.

best of Robert Haas, Jeff Davis, Peter Eisentraut
This commit is contained in:
Peter Eisentraut
2008-11-13 15:59:51 +00:00
parent 69a0e2f76d
commit 3379fae6de
9 changed files with 164 additions and 23 deletions
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4
src/include/catalog/catversion.h
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@ -37,7 +37,7 @@
* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/catalog/catversion.h,v 1.504 2008/11/12 13:09:27 petere Exp $
* $PostgreSQL: pgsql/src/include/catalog/catversion.h,v 1.505 2008/11/13 15:59:50 petere Exp $
*
*-------------------------------------------------------------------------
*/
@ -53,6 +53,6 @@
*/
/* yyyymmddN */
#define CATALOG_VERSION_NO 200811121
#define CATALOG_VERSION_NO 200811131
#endif

5
src/include/catalog/pg_aggregate.h
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@ -8,7 +8,7 @@
* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/catalog/pg_aggregate.h,v 1.66 2008/03/27 03:57:34 tgl Exp $
* $PostgreSQL: pgsql/src/include/catalog/pg_aggregate.h,v 1.67 2008/11/13 15:59:50 petere Exp $
*
* NOTES
* the genbki.sh script reads this file and generates .bki
@ -220,6 +220,9 @@ 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_ ));
/*
* prototypes for functions in pg_aggregate.c
*/

9
src/include/catalog/pg_proc.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/catalog/pg_proc.h,v 1.526 2008/11/12 13:38:04 tgl Exp $
* $PostgreSQL: pgsql/src/include/catalog/pg_proc.h,v 1.527 2008/11/13 15:59:50 petere Exp $
*
* NOTES
* The script catalog/genbki.sh reads this file and generates .bki
@ -1022,6 +1022,13 @@ DATA(insert OID = 1193 ( array_fill PGNSP PGUID 12 1 0 0 f f f f i 2 2277 "2283
DESCR("array constructor with value");
DATA(insert OID = 1286 ( array_fill PGNSP PGUID 12 1 0 0 f f f f i 3 2277 "2283 1007 1007" _null_ _null_ _null_ array_fill_with_lower_bounds _null_ _null_ _null_ ));
DESCR("array constructor with value");
DATA(insert OID = 2333 ( array_agg_transfn PGNSP PGUID 12 1 0 0 f f f f i 2 2281 "2281 2283" _null_ _null_ _null_ array_agg_transfn _null_ _null_ _null_ ));
DESCR("array_agg transition function");
DATA(insert OID = 2334 ( array_agg_finalfn PGNSP PGUID 12 1 0 0 f f f f i 1 2277 "2281" _null_ _null_ _null_ array_agg_finalfn _null_ _null_ _null_ ));
DESCR("array_agg final function");
DATA(insert OID = 2335 ( array_agg PGNSP PGUID 12 1 0 0 t f f f i 1 2277 "2283" _null_ _null_ _null_ aggregate_dummy _null_ _null_ _null_ ));
DESCR("concatenate aggregate input into an array");
DATA(insert OID = 760 ( smgrin PGNSP PGUID 12 1 0 0 f f t f s 1 210 "2275" _null_ _null_ _null_ smgrin _null_ _null_ _null_ ));
DESCR("I/O");
DATA(insert OID = 761 ( smgrout PGNSP PGUID 12 1 0 0 f f t f s 1 2275 "210" _null_ _null_ _null_ smgrout _null_ _null_ _null_ ));

5
src/include/utils/array.h
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@ -49,7 +49,7 @@
* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/utils/array.h,v 1.70 2008/11/12 13:09:28 petere Exp $
* $PostgreSQL: pgsql/src/include/utils/array.h,v 1.71 2008/11/13 15:59:50 petere Exp $
*
*-------------------------------------------------------------------------
*/
@ -275,4 +275,7 @@ extern ArrayType *create_singleton_array(FunctionCallInfo fcinfo,
Datum element,
int ndims);
extern Datum array_agg_transfn(PG_FUNCTION_ARGS);
extern Datum array_agg_finalfn(PG_FUNCTION_ARGS);
#endif /* ARRAY_H */