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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2003-01-12 22:35:29 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2003-01-12 22:35:29 +0000 |
| commit | d4ce5a4f4c3516e88fa34c53bcc7313db90a3c08 (patch) | |
| tree | 4c6b53e1c1e0989a9f45fe42ab6f29ffac019c03 /src/backend/optimizer/plan/initsplan.c | |
| parent | d51260aa9d36653f4d63e6df133ddff8380f61b2 (diff) | |
| download | postgresql-d4ce5a4f4c3516e88fa34c53bcc7313db90a3c08.tar.gz postgresql-d4ce5a4f4c3516e88fa34c53bcc7313db90a3c08.zip | |
Revise cost_qual_eval() to compute both startup (one-time) and per-tuple
costs for expression evaluation, not only per-tuple cost as before.
This extension is needed in order to deal realistically with hashed or
materialized sub-selects.
Diffstat (limited to 'src/backend/optimizer/plan/initsplan.c')
| -rw-r--r-- | src/backend/optimizer/plan/initsplan.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/optimizer/plan/initsplan.c b/src/backend/optimizer/plan/initsplan.c index 151a37a8889..1c1a848ea72 100644 --- a/src/backend/optimizer/plan/initsplan.c +++ b/src/backend/optimizer/plan/initsplan.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/optimizer/plan/initsplan.c,v 1.79 2002/12/17 01:18:25 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/optimizer/plan/initsplan.c,v 1.80 2003/01/12 22:35:29 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -396,7 +396,7 @@ distribute_qual_to_rels(Query *root, Node *clause, restrictinfo->clause = (Expr *) clause; restrictinfo->subclauseindices = NIL; - restrictinfo->eval_cost = -1; /* not computed until needed */ + restrictinfo->eval_cost.startup = -1; /* not computed until needed */ restrictinfo->this_selec = -1; /* not computed until needed */ restrictinfo->mergejoinoperator = InvalidOid; restrictinfo->left_sortop = InvalidOid; |