diff options
Diffstat (limited to 'src/backend/nodes/equalfuncs.c')
| -rw-r--r-- | src/backend/nodes/equalfuncs.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/src/backend/nodes/equalfuncs.c b/src/backend/nodes/equalfuncs.c index d2dbef2bea2..54cafe47dc0 100644 --- a/src/backend/nodes/equalfuncs.c +++ b/src/backend/nodes/equalfuncs.c @@ -7,7 +7,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/nodes/equalfuncs.c,v 1.1.1.1 1996/07/09 06:21:32 scrappy Exp $ + * $Header: /cvsroot/pgsql/src/backend/nodes/equalfuncs.c,v 1.2 1996/08/26 06:30:51 scrappy Exp $ * *------------------------------------------------------------------------- */ @@ -523,6 +523,19 @@ _equalEState(EState *a, EState *b) return (true); } +static bool +_equalTargetEntry(TargetEntry *a, TargetEntry *b) +{ + if (!equal(a->resdom,b->resdom)) + return(false); + if (!equal(a->fjoin,b->fjoin)) + return(false); + if (!equal(a->expr,b->expr)) + return(false); + + return(true); +} + /* * equal -- are two lists equal? @@ -582,6 +595,9 @@ equal(void *a, void *b) case T_Expr: retval = _equalExpr(a, b); break; + case T_TargetEntry: + retval = _equalTargetEntry(a,b); + break; case T_Iter: retval = _equalIter(a, b); break; |