diff options
Diffstat (limited to 'src/backend/optimizer/path/equivclass.c')
| -rw-r--r-- | src/backend/optimizer/path/equivclass.c | 52 |
1 files changed, 26 insertions, 26 deletions
diff --git a/src/backend/optimizer/path/equivclass.c b/src/backend/optimizer/path/equivclass.c index 67204728a53..5d92c7c8df2 100644 --- a/src/backend/optimizer/path/equivclass.c +++ b/src/backend/optimizer/path/equivclass.c @@ -10,7 +10,7 @@ * Portions Copyright (c) 1994, Regents of the University of California * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/optimizer/path/equivclass.c,v 1.5 2007/11/15 21:14:35 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/optimizer/path/equivclass.c,v 1.6 2007/11/15 22:25:15 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -26,32 +26,32 @@ #include "utils/lsyscache.h" -static EquivalenceMember *add_eq_member(EquivalenceClass * ec, +static EquivalenceMember *add_eq_member(EquivalenceClass *ec, Expr *expr, Relids relids, bool is_child, Oid datatype); static void generate_base_implied_equalities_const(PlannerInfo *root, - EquivalenceClass * ec); + EquivalenceClass *ec); static void generate_base_implied_equalities_no_const(PlannerInfo *root, - EquivalenceClass * ec); + EquivalenceClass *ec); static void generate_base_implied_equalities_broken(PlannerInfo *root, - EquivalenceClass * ec); + EquivalenceClass *ec); static List *generate_join_implied_equalities_normal(PlannerInfo *root, - EquivalenceClass * ec, + EquivalenceClass *ec, RelOptInfo *joinrel, RelOptInfo *outer_rel, RelOptInfo *inner_rel); static List *generate_join_implied_equalities_broken(PlannerInfo *root, - EquivalenceClass * ec, + EquivalenceClass *ec, RelOptInfo *joinrel, RelOptInfo *outer_rel, RelOptInfo *inner_rel); -static Oid select_equality_operator(EquivalenceClass * ec, +static Oid select_equality_operator(EquivalenceClass *ec, Oid lefttype, Oid righttype); static RestrictInfo *create_join_clause(PlannerInfo *root, - EquivalenceClass * ec, Oid opno, - EquivalenceMember * leftem, - EquivalenceMember * rightem, - EquivalenceClass * parent_ec); + EquivalenceClass *ec, Oid opno, + EquivalenceMember *leftem, + EquivalenceMember *rightem, + EquivalenceClass *parent_ec); static void reconsider_outer_join_clause(PlannerInfo *root, RestrictInfo *rinfo, bool outer_on_left); @@ -313,7 +313,7 @@ process_equivalence(PlannerInfo *root, RestrictInfo *restrictinfo, * add_eq_member - build a new EquivalenceMember and add it to an EC */ static EquivalenceMember * -add_eq_member(EquivalenceClass * ec, Expr *expr, Relids relids, +add_eq_member(EquivalenceClass *ec, Expr *expr, Relids relids, bool is_child, Oid datatype) { EquivalenceMember *em = makeNode(EquivalenceMember); @@ -554,7 +554,7 @@ generate_base_implied_equalities(PlannerInfo *root) */ static void generate_base_implied_equalities_const(PlannerInfo *root, - EquivalenceClass * ec) + EquivalenceClass *ec) { EquivalenceMember *const_em = NULL; ListCell *lc; @@ -603,7 +603,7 @@ generate_base_implied_equalities_const(PlannerInfo *root, */ static void generate_base_implied_equalities_no_const(PlannerInfo *root, - EquivalenceClass * ec) + EquivalenceClass *ec) { EquivalenceMember **prev_ems; ListCell *lc; @@ -685,7 +685,7 @@ generate_base_implied_equalities_no_const(PlannerInfo *root, */ static void generate_base_implied_equalities_broken(PlannerInfo *root, - EquivalenceClass * ec) + EquivalenceClass *ec) { ListCell *lc; @@ -775,7 +775,7 @@ generate_join_implied_equalities(PlannerInfo *root, */ static List * generate_join_implied_equalities_normal(PlannerInfo *root, - EquivalenceClass * ec, + EquivalenceClass *ec, RelOptInfo *joinrel, RelOptInfo *outer_rel, RelOptInfo *inner_rel) @@ -944,7 +944,7 @@ generate_join_implied_equalities_normal(PlannerInfo *root, */ static List * generate_join_implied_equalities_broken(PlannerInfo *root, - EquivalenceClass * ec, + EquivalenceClass *ec, RelOptInfo *joinrel, RelOptInfo *outer_rel, RelOptInfo *inner_rel) @@ -973,7 +973,7 @@ generate_join_implied_equalities_broken(PlannerInfo *root, * Returns InvalidOid if no operator can be found for this datatype combination */ static Oid -select_equality_operator(EquivalenceClass * ec, Oid lefttype, Oid righttype) +select_equality_operator(EquivalenceClass *ec, Oid lefttype, Oid righttype) { ListCell *lc; @@ -1003,10 +1003,10 @@ select_equality_operator(EquivalenceClass * ec, Oid lefttype, Oid righttype) */ static RestrictInfo * create_join_clause(PlannerInfo *root, - EquivalenceClass * ec, Oid opno, - EquivalenceMember * leftem, - EquivalenceMember * rightem, - EquivalenceClass * parent_ec) + EquivalenceClass *ec, Oid opno, + EquivalenceMember *leftem, + EquivalenceMember *rightem, + EquivalenceClass *parent_ec) { RestrictInfo *rinfo; ListCell *lc; @@ -1553,8 +1553,8 @@ find_eclass_clauses_for_index_join(PlannerInfo *root, RelOptInfo *rel, /* * Found one, so try to generate a join clause. This is like * generate_join_implied_equalities_normal, except simpler since - * our only preference item is to pick a Var on the outer side. - * We only need one join clause per index col. + * our only preference item is to pick a Var on the outer side. We + * only need one join clause per index col. */ foreach(lc3, cur_ec->ec_members) { @@ -1750,7 +1750,7 @@ has_relevant_eclass_joinclause(PlannerInfo *root, RelOptInfo *rel1) * from actually being generated. */ bool -eclass_useful_for_merging(EquivalenceClass * eclass, +eclass_useful_for_merging(EquivalenceClass *eclass, RelOptInfo *rel) { ListCell *lc; |