diff options
Diffstat (limited to 'src/backend/utils/adt/ri_triggers.c')
| -rw-r--r-- | src/backend/utils/adt/ri_triggers.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/backend/utils/adt/ri_triggers.c b/src/backend/utils/adt/ri_triggers.c index af363f4acff..b9a026c7ea1 100644 --- a/src/backend/utils/adt/ri_triggers.c +++ b/src/backend/utils/adt/ri_triggers.c @@ -15,7 +15,7 @@ * * Portions Copyright (c) 1996-2007, PostgreSQL Global Development Group * - * $PostgreSQL: pgsql/src/backend/utils/adt/ri_triggers.c,v 1.93 2007/03/25 19:45:14 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/utils/adt/ri_triggers.c,v 1.94 2007/03/27 23:21:10 tgl Exp $ * * ---------- */ @@ -3871,6 +3871,7 @@ ri_HashCompareOp(Oid eq_opr, Oid typeid) Oid lefttype, righttype, castfunc; + bool arrayCoerce; /* We always need to know how to call the equality operator */ fmgr_info_cxt(get_opcode(eq_opr), &entry->eq_opr_finfo, @@ -3879,13 +3880,19 @@ ri_HashCompareOp(Oid eq_opr, Oid typeid) /* * If we chose to use a cast from FK to PK type, we may have to * apply the cast function to get to the operator's input type. + * + * XXX eventually it would be good to support array-coercion cases + * here and in ri_AttributesEqual(). At the moment there is no + * point because cases involving nonidentical array types will + * be rejected at constraint creation time. */ op_input_types(eq_opr, &lefttype, &righttype); Assert(lefttype == righttype); if (typeid == lefttype) castfunc = InvalidOid; /* simplest case */ else if (!find_coercion_pathway(lefttype, typeid, COERCION_IMPLICIT, - &castfunc)) + &castfunc, &arrayCoerce) + || arrayCoerce) /* XXX fixme */ { /* If target is ANYARRAY, assume it's OK, else punt. */ if (lefttype != ANYARRAYOID) |