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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2005-12-20 02:30:36 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2005-12-20 02:30:36 +0000 |
| commit | e3b9852728902bc816bf02574a87eda9a0ca91a1 (patch) | |
| tree | edc438fa4598528935afbca3724d24e7afb2efd7 /src/backend/optimizer/util/relnode.c | |
| parent | 1a6aaaa6c485101f8fdec7e79787610dc0f4a5c7 (diff) | |
Teach planner how to rearrange join order for some classes of OUTER JOIN.
Per my recent proposal. I ended up basing the implementation on the
existing mechanism for enforcing valid join orders of IN joins --- the
rules for valid outer-join orders are somewhat similar.
Diffstat (limited to 'src/backend/optimizer/util/relnode.c')
| -rw-r--r-- | src/backend/optimizer/util/relnode.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/src/backend/optimizer/util/relnode.c b/src/backend/optimizer/util/relnode.c index ed8f4148e33..cef0c63a66f 100644 --- a/src/backend/optimizer/util/relnode.c +++ b/src/backend/optimizer/util/relnode.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/optimizer/util/relnode.c,v 1.73 2005/11/22 18:17:15 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/optimizer/util/relnode.c,v 1.74 2005/12/20 02:30:36 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -133,7 +133,6 @@ make_reloptinfo(PlannerInfo *root, int relid, RelOptKind reloptkind) rel->baserestrictinfo = NIL; rel->baserestrictcost.startup = 0; rel->baserestrictcost.per_tuple = 0; - rel->outerjoinset = NULL; rel->joininfo = NIL; rel->index_outer_relids = NULL; rel->index_inner_paths = NIL; @@ -369,7 +368,6 @@ build_join_rel(PlannerInfo *root, joinrel->baserestrictinfo = NIL; joinrel->baserestrictcost.startup = 0; joinrel->baserestrictcost.per_tuple = 0; - joinrel->outerjoinset = NULL; joinrel->joininfo = NIL; joinrel->index_outer_relids = NULL; joinrel->index_inner_paths = NIL; |