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Tweak a couple of planner APIs to save recalculating join relids.

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Discussion: https://postgr.es/m/f8128b11-c5bf-3539-48cd-234178b2314d@proxel.se
This commit is contained in:
Tom Lane
2018-04-20 16:00:47 -04:00
parent c792c7db41
commit ec38dcd363
5 changed files with 16 additions and 9 deletions
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1
src/include/optimizer/cost.h
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@@ -166,6 +166,7 @@ extern void cost_subplan(PlannerInfo *root, SubPlan *subplan, Plan *plan);
extern void cost_qual_eval(QualCost *cost, List *quals, PlannerInfo *root);
extern void cost_qual_eval_node(QualCost *cost, Node *qual, PlannerInfo *root);
extern void compute_semi_anti_join_factors(PlannerInfo *root,
RelOptInfo *joinrel,
RelOptInfo *outerrel,
RelOptInfo *innerrel,
JoinType jointype,

2
src/include/optimizer/planmain.h
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@@ -108,7 +108,7 @@ extern void reduce_unique_semijoins(PlannerInfo *root);
extern bool query_supports_distinctness(Query *query);
extern bool query_is_distinct_for(Query *query, List *colnos, List *opids);
extern bool innerrel_is_unique(PlannerInfo *root,
Relids outerrelids, RelOptInfo *innerrel,
Relids joinrelids, Relids outerrelids, RelOptInfo *innerrel,
JoinType jointype, List *restrictlist, bool force_cache);
/*