diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/utils/adt/ri_triggers.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/src/backend/utils/adt/ri_triggers.c b/src/backend/utils/adt/ri_triggers.c index 5ee4c26c553..6ecc586af69 100644 --- a/src/backend/utils/adt/ri_triggers.c +++ b/src/backend/utils/adt/ri_triggers.c @@ -18,7 +18,7 @@ * Portions Copyright (c) 2000-2001, PostgreSQL Global Development Group * Copyright 1999 Jan Wieck * - * $Header: /cvsroot/pgsql/src/backend/utils/adt/ri_triggers.c,v 1.32 2002/03/06 06:10:14 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/utils/adt/ri_triggers.c,v 1.33 2002/03/19 02:57:15 momjian Exp $ * * ---------- */ @@ -208,6 +208,17 @@ RI_FKey_check(PG_FUNCTION_ARGS) new_row = trigdata->tg_trigtuple; } + /* + * We should not even consider checking the row if it is no longer + * valid since it was either deleted (doesn't matter) or updated + * (in which case it'll be checked with its final values). + */ + if (new_row) { + if (!HeapTupleSatisfiesItself(new_row->t_data)) { + return PointerGetDatum(NULL); + } + } + /* ---------- * SQL3 11.9 <referential constraint definition> * Gereral rules 2) a): |