diff options
| author | Tom Lane <tgl@sss.pgh.pa.us> | 2003-01-28 22:13:41 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2003-01-28 22:13:41 +0000 |
| commit | 2e46b762eb1c15de2bcda785469a753a753747fb (patch) | |
| tree | 54bb20d645df6e5bede49e6c405a93b137c65a20 /src/include/optimizer/plancat.h | |
| parent | 955a1f81a702489102b2526e24631b9f51e14247 (diff) | |
| download | postgresql-2e46b762eb1c15de2bcda785469a753a753747fb.tar.gz postgresql-2e46b762eb1c15de2bcda785469a753a753747fb.zip | |
Extend join-selectivity API (oprjoin interface) so that join type is
passed to join selectivity estimators. Make use of this in eqjoinsel
to derive non-bogus selectivity for IN clauses. Further tweaking of
cost estimation for IN.
initdb forced because of pg_proc.h changes.
Diffstat (limited to 'src/include/optimizer/plancat.h')
| -rw-r--r-- | src/include/optimizer/plancat.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/include/optimizer/plancat.h b/src/include/optimizer/plancat.h index abd09871feb..255d196d7d7 100644 --- a/src/include/optimizer/plancat.h +++ b/src/include/optimizer/plancat.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $Id: plancat.h,v 1.27 2002/06/20 20:29:51 momjian Exp $ + * $Id: plancat.h,v 1.28 2003/01/28 22:13:41 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -34,7 +34,8 @@ extern Selectivity restriction_selectivity(Query *root, int varRelid); extern Selectivity join_selectivity(Query *root, - Oid operator, - List *args); + Oid operator, + List *args, + JoinType jointype); #endif /* PLANCAT_H */ |