|
13 | 13 | * columns. (ie. tuples from the same group are consecutive) |
14 | 14 | * |
15 | 15 | * IDENTIFICATION |
16 | | - * $Header: /cvsroot/pgsql/src/backend/executor/nodeGroup.c,v 1.12 1998/01/26 00:21:02 scrappy Exp $ |
| 16 | + * $Header: /cvsroot/pgsql/src/backend/executor/nodeGroup.c,v 1.13 1998/01/27 15:41:32 momjian Exp $ |
17 | 17 | * |
18 | 18 | *------------------------------------------------------------------------- |
19 | 19 | */ |
@@ -415,11 +415,8 @@ sameGroup(TupleTableSlot *oldslot, |
415 | 415 |
|
416 | 416 | if (isNull1==isNull2) |
417 | 417 | { |
418 | | -/* both are null, they are _not_ equal since |
419 | | - * NULL is not equal to NULL (or anything). |
420 | | - * -- 25 Jan 1998 -- darrenk */ |
421 | | -if (isNull1) |
422 | | -return FALSE; |
| 418 | +if (isNull1)/* both are null, they are equal */ |
| 419 | +continue; |
423 | 420 |
|
424 | 421 | val1=fmgr(typoutput,attr1, |
425 | 422 | gettypelem(tupdesc->attrs[att-1]->atttypid)); |
|