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Diffstat (limited to 'src/backend/nodes/equalfuncs.c')
-rw-r--r--src/backend/nodes/equalfuncs.c20
1 files changed, 8 insertions, 12 deletions
diff --git a/src/backend/nodes/equalfuncs.c b/src/backend/nodes/equalfuncs.c
index 185a16beb5a..cf203243f11 100644
--- a/src/backend/nodes/equalfuncs.c
+++ b/src/backend/nodes/equalfuncs.c
@@ -20,7 +20,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/nodes/equalfuncs.c,v 1.131 2002/05/12 20:10:03 tgl Exp $
+ * $Header: /cvsroot/pgsql/src/backend/nodes/equalfuncs.c,v 1.132 2002/05/12 23:43:02 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -130,6 +130,8 @@ _equalOper(Oper *a, Oper *b)
return false;
if (a->opresulttype != b->opresulttype)
return false;
+ if (a->opretset != b->opretset)
+ return false;
/*
* We do not examine opid or op_fcache, since these are logically
@@ -139,7 +141,8 @@ _equalOper(Oper *a, Oper *b)
* (Besides, op_fcache is executor state, which we don't check --- see
* notes at head of file.)
*
- * It's probably not really necessary to check opresulttype either...
+ * It's probably not really necessary to check opresulttype or opretset,
+ * either...
*/
return true;
@@ -210,7 +213,9 @@ _equalFunc(Func *a, Func *b)
{
if (a->funcid != b->funcid)
return false;
- if (a->functype != b->functype)
+ if (a->funcresulttype != b->funcresulttype)
+ return false;
+ if (a->funcretset != b->funcretset)
return false;
/* Note we do not look at func_fcache; see notes for _equalOper */
@@ -539,12 +544,6 @@ _equalJoinInfo(JoinInfo *a, JoinInfo *b)
}
static bool
-_equalIter(Iter *a, Iter *b)
-{
- return equal(a->iterexpr, b->iterexpr);
-}
-
-static bool
_equalStream(Stream *a, Stream *b)
{
if (a->clausetype != b->clausetype)
@@ -1884,9 +1883,6 @@ equal(void *a, void *b)
case T_ArrayRef:
retval = _equalArrayRef(a, b);
break;
- case T_Iter:
- retval = _equalIter(a, b);
- break;
case T_RelabelType:
retval = _equalRelabelType(a, b);
break;