diff options
Diffstat (limited to 'src/backend/optimizer/path/joinrels.c')
| -rw-r--r-- | src/backend/optimizer/path/joinrels.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/src/backend/optimizer/path/joinrels.c b/src/backend/optimizer/path/joinrels.c index ac12bbd5f73..bed9db50430 100644 --- a/src/backend/optimizer/path/joinrels.c +++ b/src/backend/optimizer/path/joinrels.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/optimizer/path/joinrels.c,v 1.79 2006/03/05 15:58:28 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/optimizer/path/joinrels.c,v 1.80 2006/10/04 00:29:54 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -87,11 +87,11 @@ make_rels_by_joins(PlannerInfo *root, int level, List **joinrels) /* * An exception occurs when there is a clauseless join inside a - * construct that restricts join order, i.e., an outer join RHS - * or an IN (sub-SELECT) construct. Here, the rel may well have - * join clauses against stuff outside the OJ RHS or IN sub-SELECT, - * but the clauseless join *must* be done before we can make use - * of those join clauses. So do the clauseless join bit. + * construct that restricts join order, i.e., an outer join RHS or + * an IN (sub-SELECT) construct. Here, the rel may well have join + * clauses against stuff outside the OJ RHS or IN sub-SELECT, but + * the clauseless join *must* be done before we can make use of + * those join clauses. So do the clauseless join bit. * * See also the last-ditch case below. */ @@ -386,9 +386,9 @@ make_join_rel(PlannerInfo *root, RelOptInfo *rel1, RelOptInfo *rel2) joinrelids = bms_union(rel1->relids, rel2->relids); /* - * If we have any outer joins, the proposed join might be illegal; and - * in any case we have to determine its join type. Scan the OJ list - * for conflicts. + * If we have any outer joins, the proposed join might be illegal; and in + * any case we have to determine its join type. Scan the OJ list for + * conflicts. */ jointype = JOIN_INNER; /* default if no match to an OJ */ is_valid_inner = true; @@ -485,16 +485,16 @@ make_join_rel(PlannerInfo *root, RelOptInfo *rel1, RelOptInfo *rel2) InClauseInfo *ininfo = (InClauseInfo *) lfirst(l); /* - * This IN clause is not relevant unless its RHS overlaps the - * proposed join. (Check this first as a fast path for dismissing - * most irrelevant INs quickly.) + * This IN clause is not relevant unless its RHS overlaps the proposed + * join. (Check this first as a fast path for dismissing most + * irrelevant INs quickly.) */ if (!bms_overlap(ininfo->righthand, joinrelids)) continue; /* - * If we are still building the IN clause's RHS, then this IN - * clause isn't relevant yet. + * If we are still building the IN clause's RHS, then this IN clause + * isn't relevant yet. */ if (bms_is_subset(joinrelids, ininfo->righthand)) continue; |