diff options
| author | Bruce Momjian | 1998-11-09 02:49:35 +0000 |
|---|---|---|
| committer | Bruce Momjian | 1998-11-09 02:49:35 +0000 |
| commit | 190cc6354f5860f8dc4085f0c81d7c76ed2dec7c (patch) | |
| tree | 639ec0384bbae945ea8d5f553419d90a8643f9e9 | |
| parent | 7f73a23fd73d60a04ce616dd7f5dfaabcc8026ad (diff) | |
Fix for NOT in where clause causing crash.
| -rw-r--r-- | src/backend/optimizer/path/clausesel.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/backend/optimizer/path/clausesel.c b/src/backend/optimizer/path/clausesel.c index 8a0536c7bbe..dd13bfde550 100644 --- a/src/backend/optimizer/path/clausesel.c +++ b/src/backend/optimizer/path/clausesel.c @@ -7,7 +7,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/optimizer/path/clausesel.c,v 1.13 1998/09/01 04:29:29 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/optimizer/path/clausesel.c,v 1.13.2.1 1998/11/09 02:49:35 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -254,6 +254,11 @@ compute_selec(Query *root, List *clauses, List *or_selectivities) */ s1 = 0.1; } + else if (not_clause((Node *) clause)) + { + /* negate this baby */ + return 1 - compute_selec(root, ((Expr *)clause)->args, or_selectivities); + } else if (is_subplan((Node *) clause)) { |