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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/prep/prepunion.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/prep/prepunion.c')
| -rw-r--r-- | src/backend/optimizer/prep/prepunion.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/optimizer/prep/prepunion.c b/src/backend/optimizer/prep/prepunion.c index 4d5adc4d47b..5177e210d3d 100644 --- a/src/backend/optimizer/prep/prepunion.c +++ b/src/backend/optimizer/prep/prepunion.c @@ -14,7 +14,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/optimizer/prep/prepunion.c,v 1.84 2003/01/05 00:56:40 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/optimizer/prep/prepunion.c,v 1.85 2003/01/12 22:35:29 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -853,7 +853,7 @@ adjust_inherited_attrs_mutator(Node *node, adjust_inherited_attrs_mutator((Node *) oldinfo->clause, context); newinfo->subclauseindices = NIL; - newinfo->eval_cost = -1; /* reset these too */ + newinfo->eval_cost.startup = -1; /* reset these too */ newinfo->this_selec = -1; newinfo->left_pathkey = NIL; /* and these */ newinfo->right_pathkey = NIL; |