diff options
| -rw-r--r-- | src/backend/nodes/equalfuncs.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/backend/nodes/equalfuncs.c b/src/backend/nodes/equalfuncs.c index b4351462c08..90344ae6698 100644 --- a/src/backend/nodes/equalfuncs.c +++ b/src/backend/nodes/equalfuncs.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/nodes/equalfuncs.c,v 1.57 2000/01/27 18:11:28 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/nodes/equalfuncs.c,v 1.58 2000/01/31 01:21:39 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -656,6 +656,17 @@ _equalRangeTblEntry(RangeTblEntry *a, RangeTblEntry *b) } static bool +_equalSortClause(SortClause *a, SortClause *b) +{ + if (a->tleSortGroupRef != b->tleSortGroupRef) + return false; + if (a->sortop != b->sortop) + return false; + + return true; +} + +static bool _equalTargetEntry(TargetEntry *a, TargetEntry *b) { if (!equal(a->resdom, b->resdom)) @@ -863,6 +874,13 @@ equal(void *a, void *b) case T_RangeTblEntry: retval = _equalRangeTblEntry(a, b); break; + case T_SortClause: + retval = _equalSortClause(a, b); + break; + case T_GroupClause: + /* GroupClause is equivalent to SortClause */ + retval = _equalSortClause(a, b); + break; case T_TargetEntry: retval = _equalTargetEntry(a, b); break; |