diff options
Diffstat (limited to 'src/include/optimizer/paths.h')
| -rw-r--r-- | src/include/optimizer/paths.h | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/src/include/optimizer/paths.h b/src/include/optimizer/paths.h index 76d7b77fc1d..082b54e120f 100644 --- a/src/include/optimizer/paths.h +++ b/src/include/optimizer/paths.h @@ -44,17 +44,14 @@ extern void debug_print_rel(PlannerInfo *root, RelOptInfo *rel); */ extern void create_index_paths(PlannerInfo *root, RelOptInfo *rel); extern List *generate_bitmap_or_paths(PlannerInfo *root, RelOptInfo *rel, - List *clauses, List *outer_clauses, - RelOptInfo *outer_rel); -extern void best_inner_indexscan(PlannerInfo *root, RelOptInfo *rel, - RelOptInfo *outer_rel, JoinType jointype, - Path **cheapest_startup, Path **cheapest_total); + List *clauses, List *other_clauses, + bool restriction_only); extern bool relation_has_unique_index_for(PlannerInfo *root, RelOptInfo *rel, List *restrictlist, List *exprlist, List *oprlist); -extern bool eclass_matches_any_index(EquivalenceClass *ec, - EquivalenceMember *em, - RelOptInfo *rel); +extern bool eclass_member_matches_indexcol(EquivalenceClass *ec, + EquivalenceMember *em, + IndexOptInfo *index, int indexcol); extern bool match_index_to_operand(Node *operand, int indexcol, IndexOptInfo *index); extern void expand_indexqual_conditions(IndexOptInfo *index, @@ -127,9 +124,9 @@ extern void add_child_rel_equivalences(PlannerInfo *root, extern void mutate_eclass_expressions(PlannerInfo *root, Node *(*mutator) (), void *context); -extern List *find_eclass_clauses_for_index_join(PlannerInfo *root, - RelOptInfo *rel, - Relids outer_relids); +extern List *generate_implied_equalities_for_indexcol(PlannerInfo *root, + IndexOptInfo *index, + int indexcol); extern bool have_relevant_eclass_joinclause(PlannerInfo *root, RelOptInfo *rel1, RelOptInfo *rel2); extern bool has_relevant_eclass_joinclause(PlannerInfo *root, @@ -153,9 +150,11 @@ extern List *canonicalize_pathkeys(PlannerInfo *root, List *pathkeys); extern PathKeysComparison compare_pathkeys(List *keys1, List *keys2); extern bool pathkeys_contained_in(List *keys1, List *keys2); extern Path *get_cheapest_path_for_pathkeys(List *paths, List *pathkeys, + Relids required_outer, CostSelector cost_criterion); extern Path *get_cheapest_fractional_path_for_pathkeys(List *paths, List *pathkeys, + Relids required_outer, double fraction); extern List *build_index_pathkeys(PlannerInfo *root, IndexOptInfo *index, ScanDirection scandir); |