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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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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 */