diff options
Diffstat (limited to 'src/backend/optimizer/util/relnode.c')
| -rw-r--r-- | src/backend/optimizer/util/relnode.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/backend/optimizer/util/relnode.c b/src/backend/optimizer/util/relnode.c index 36e688135a8..58d4f588809 100644 --- a/src/backend/optimizer/util/relnode.c +++ b/src/backend/optimizer/util/relnode.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/optimizer/util/relnode.c,v 1.59 2004/06/01 03:03:02 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/optimizer/util/relnode.c,v 1.60 2004/06/05 01:55:05 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -381,6 +381,9 @@ build_joinrel_tlist(Query *root, RelOptInfo *joinrel) Var *var = (Var *) lfirst(vars); int ndx = var->varattno - baserel->min_attr; + /* We can't run into any child RowExprs here */ + Assert(IsA(var, Var)); + if (bms_nonempty_difference(baserel->attr_needed[ndx], relids)) { joinrel->reltargetlist = lappend(joinrel->reltargetlist, var); |