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Support window functions a la SQL:2008.

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Hitoshi Harada, with some kibitzing from Heikki and Tom.
This commit is contained in:
Tom Lane
2008-12-28 18:54:01 +00:00
parent 38e9348282
commit 95b07bc7f5
92 changed files with 6720 additions and 321 deletions
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4
src/include/fmgr.h
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@@ -11,7 +11,7 @@
* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/fmgr.h,v 1.60 2008/09/03 22:34:50 tgl Exp $
* $PostgreSQL: pgsql/src/include/fmgr.h,v 1.61 2008/12/28 18:54:00 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -516,6 +516,8 @@ extern Oid fmgr_internal_function(const char *proname);
extern Oid get_fn_expr_rettype(FmgrInfo *flinfo);
extern Oid get_fn_expr_argtype(FmgrInfo *flinfo, int argnum);
extern Oid get_call_expr_argtype(fmNodePtr expr, int argnum);
extern bool get_fn_expr_arg_stable(FmgrInfo *flinfo, int argnum);
extern bool get_call_expr_arg_stable(fmNodePtr expr, int argnum);
/*
* Routines in dfmgr.c