diff options
Diffstat (limited to 'src/backend/optimizer/util/relnode.c')
| -rw-r--r-- | src/backend/optimizer/util/relnode.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/src/backend/optimizer/util/relnode.c b/src/backend/optimizer/util/relnode.c index 3b85f321dfb..457826f5d31 100644 --- a/src/backend/optimizer/util/relnode.c +++ b/src/backend/optimizer/util/relnode.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/optimizer/util/relnode.c,v 1.34 2001/10/18 16:11:42 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/optimizer/util/relnode.c,v 1.35 2001/10/25 05:49:34 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -26,9 +26,9 @@ static RelOptInfo *make_base_rel(Query *root, int relid); static List *new_join_tlist(List *tlist, int first_resdomno); static List *build_joinrel_restrictlist(Query *root, - RelOptInfo *joinrel, - RelOptInfo *outer_rel, - RelOptInfo *inner_rel); + RelOptInfo *joinrel, + RelOptInfo *outer_rel, + RelOptInfo *inner_rel); static void build_joinrel_joinlist(RelOptInfo *joinrel, RelOptInfo *outer_rel, RelOptInfo *inner_rel); @@ -154,7 +154,7 @@ make_base_rel(Query *root, int relid) if (relationObjectId != InvalidOid) { /* Plain relation --- retrieve statistics from the system catalogs */ - bool indexed; + bool indexed; get_relation_info(relationObjectId, &indexed, &rel->pages, &rel->tuples); @@ -270,7 +270,6 @@ build_join_rel(Query *root, if (joinrel) { - /* * Yes, so we only need to figure the restrictlist for this * particular pair of component relations. @@ -437,9 +436,9 @@ build_joinrel_restrictlist(Query *root, RelOptInfo *outer_rel, RelOptInfo *inner_rel) { - List *result = NIL; - List *rlist; - List *item; + List *result = NIL; + List *rlist; + List *item; /* * Collect all the clauses that syntactically belong at this level. @@ -453,9 +452,9 @@ build_joinrel_restrictlist(Query *root, * Eliminate duplicate and redundant clauses. * * We must eliminate duplicates, since we will see many of the same - * clauses arriving from both input relations. Also, if a clause is - * a mergejoinable clause, it's possible that it is redundant with - * previous clauses (see optimizer/README for discussion). We detect + * clauses arriving from both input relations. Also, if a clause is a + * mergejoinable clause, it's possible that it is redundant with + * previous clauses (see optimizer/README for discussion). We detect * that case and omit the redundant clause from the result list. * * We can detect redundant mergejoinable clauses very cheaply by using @@ -463,8 +462,9 @@ build_joinrel_restrictlist(Query *root, * equijoined variables in question. All the members of a pathkey set * that are in the left relation have already been forced to be equal; * likewise for those in the right relation. So, we need to have only - * one clause that checks equality between any set member on the left and - * any member on the right; by transitivity, all the rest are then equal. + * one clause that checks equality between any set member on the left + * and any member on the right; by transitivity, all the rest are then + * equal. */ foreach(item, rlist) { @@ -477,8 +477,8 @@ build_joinrel_restrictlist(Query *root, /* check for redundant merge clauses */ if (rinfo->mergejoinoperator != InvalidOid) { - bool redundant = false; - List *olditem; + bool redundant = false; + List *olditem; cache_mergeclause_pathkeys(root, rinfo); |