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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2009-12-07 05:22:23 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2009-12-07 05:22:23 +0000 |
| commit | 0cb65564e5f855b1e9aa145fd645352130f74646 (patch) | |
| tree | badcc3ee73a16d472f9e637246589d6b803e620f /src/backend/commands/tablecmds.c | |
| parent | 8de7472b45859108761223fb19b396efaa8f0a4d (diff) | |
| download | postgresql-0cb65564e5f855b1e9aa145fd645352130f74646.tar.gz | |
Add exclusion constraints, which generalize the concept of uniqueness to
support any indexable commutative operator, not just equality. Two rows
violate the exclusion constraint if "row1.col OP row2.col" is TRUE for
each of the columns in the constraint.
Jeff Davis, reviewed by Robert Haas
Diffstat (limited to 'src/backend/commands/tablecmds.c')
| -rw-r--r-- | src/backend/commands/tablecmds.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/backend/commands/tablecmds.c b/src/backend/commands/tablecmds.c index 1de1950453..d10a7490b7 100644 --- a/src/backend/commands/tablecmds.c +++ b/src/backend/commands/tablecmds.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/commands/tablecmds.c,v 1.306 2009/11/20 20:38:10 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/commands/tablecmds.c,v 1.307 2009/12/07 05:22:21 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -4603,6 +4603,7 @@ ATExecAddIndex(AlteredTableInfo *tab, Relation rel, stmt->indexParams, /* parameters */ (Expr *) stmt->whereClause, stmt->options, + stmt->excludeOpNames, stmt->unique, stmt->primary, stmt->isconstraint, @@ -5035,6 +5036,7 @@ ATAddForeignKeyConstraint(AlteredTableInfo *tab, Relation rel, fkconstraint->fk_upd_action, fkconstraint->fk_del_action, fkconstraint->fk_matchtype, + NULL, /* no exclusion constraint */ NULL, /* no check constraint */ NULL, NULL, |