diff options
Diffstat (limited to 'src/backend/optimizer/path/joinrels.c')
| -rw-r--r-- | src/backend/optimizer/path/joinrels.c | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/src/backend/optimizer/path/joinrels.c b/src/backend/optimizer/path/joinrels.c index b1c1f0cb09..7e28ee5cc6 100644 --- a/src/backend/optimizer/path/joinrels.c +++ b/src/backend/optimizer/path/joinrels.c @@ -7,7 +7,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/optimizer/path/joinrels.c,v 1.6 1997/09/08 02:24:23 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/optimizer/path/joinrels.c,v 1.7 1997/09/08 21:45:00 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -31,19 +31,19 @@ bool _use_right_sided_plans_ = false; #endif -static List *find_clause_joins(Query * root, Rel * outer_rel, List * joininfo_list); -static List *find_clauseless_joins(Rel * outer_rel, List * inner_rels); -static Rel *init_join_rel(Rel * outer_rel, Rel * inner_rel, JInfo * joininfo); +static List *find_clause_joins(Query *root, Rel *outer_rel, List *joininfo_list); +static List *find_clauseless_joins(Rel *outer_rel, List *inner_rels); +static Rel *init_join_rel(Rel *outer_rel, Rel *inner_rel, JInfo *joininfo); static List * -new_join_tlist(List * tlist, List * other_relids, +new_join_tlist(List *tlist, List *other_relids, int first_resdomno); -static List *new_joininfo_list(List * joininfo_list, List * join_relids); -static void add_superrels(Rel * rel, Rel * super_rel); -static bool nonoverlap_rels(Rel * rel1, Rel * rel2); -static bool nonoverlap_sets(List * s1, List * s2); +static List *new_joininfo_list(List *joininfo_list, List *join_relids); +static void add_superrels(Rel *rel, Rel *super_rel); +static bool nonoverlap_rels(Rel *rel1, Rel *rel2); +static bool nonoverlap_sets(List *s1, List *s2); static void -set_joinrel_size(Rel * joinrel, Rel * outer_rel, Rel * inner_rel, - JInfo * jinfo); +set_joinrel_size(Rel *joinrel, Rel *outer_rel, Rel *inner_rel, + JInfo *jinfo); /* * find-join-rels-- @@ -59,7 +59,7 @@ set_joinrel_size(Rel * joinrel, Rel * outer_rel, Rel * inner_rel, * Returns a list of rel nodes corresponding to the new join relations. */ List * -find_join_rels(Query * root, List * outer_rels) +find_join_rels(Query *root, List *outer_rels) { List *joins = NIL; List *join_list = NIL; @@ -97,7 +97,7 @@ find_join_rels(Query * root, List * outer_rels) * Returns a list of new join relations. */ static List * -find_clause_joins(Query * root, Rel * outer_rel, List * joininfo_list) +find_clause_joins(Query *root, Rel *outer_rel, List *joininfo_list) { List *join_list = NIL; List *i = NIL; @@ -158,7 +158,7 @@ find_clause_joins(Query * root, Rel * outer_rel, List * joininfo_list) * Returns a list of new join relations. */ static List * -find_clauseless_joins(Rel * outer_rel, List * inner_rels) +find_clauseless_joins(Rel *outer_rel, List *inner_rels) { Rel *inner_rel; List *t_list = NIL; @@ -193,7 +193,7 @@ find_clauseless_joins(Rel * outer_rel, List * inner_rels) * Returns the new join relation node. */ static Rel * -init_join_rel(Rel * outer_rel, Rel * inner_rel, JInfo * joininfo) +init_join_rel(Rel *outer_rel, Rel *inner_rel, JInfo *joininfo) { Rel *joinrel = makeNode(Rel); List *joinrel_joininfo_list = NIL; @@ -273,8 +273,8 @@ init_join_rel(Rel * outer_rel, Rel * inner_rel, JInfo * joininfo) * Returns the new target list. */ static List * -new_join_tlist(List * tlist, - List * other_relids, +new_join_tlist(List *tlist, + List *other_relids, int first_resdomno) { int resdomno = first_resdomno - 1; @@ -323,7 +323,7 @@ new_join_tlist(List * tlist, * Returns a list of joininfo nodes, new and old. */ static List * -new_joininfo_list(List * joininfo_list, List * join_relids) +new_joininfo_list(List *joininfo_list, List *join_relids) { List *current_joininfo_list = NIL; List *new_otherrels = NIL; @@ -387,7 +387,7 @@ new_joininfo_list(List * joininfo_list, List * join_relids) * Modifies the joininfo field of appropriate rel nodes. */ void -add_new_joininfos(Query * root, List * joinrels, List * outerrels) +add_new_joininfos(Query *root, List *joinrels, List *outerrels) { List *xjoinrel = NIL; List *xrelid = NIL; @@ -487,7 +487,7 @@ add_new_joininfos(Query * root, List * joinrels, List * outerrels) * Returns the list of final join relations. */ List * -final_join_rels(List * join_rel_list) +final_join_rels(List *join_rel_list) { List *xrel = NIL; List *temp = NIL; @@ -533,7 +533,7 @@ final_join_rels(List * join_rel_list) * Modifies the superrels field of rel */ static void -add_superrels(Rel * rel, Rel * super_rel) +add_superrels(Rel *rel, Rel *super_rel) { rel->superrels = lappend(rel->superrels, super_rel); } @@ -548,13 +548,13 @@ add_superrels(Rel * rel, Rel * super_rel) * Returns non-nil if rel1 and rel2 do not overlap. */ static bool -nonoverlap_rels(Rel * rel1, Rel * rel2) +nonoverlap_rels(Rel *rel1, Rel *rel2) { return (nonoverlap_sets(rel1->relids, rel2->relids)); } static bool -nonoverlap_sets(List * s1, List * s2) +nonoverlap_sets(List *s1, List *s2) { List *x = NIL; @@ -569,7 +569,7 @@ nonoverlap_sets(List * s1, List * s2) } static void -set_joinrel_size(Rel * joinrel, Rel * outer_rel, Rel * inner_rel, JInfo * jinfo) +set_joinrel_size(Rel *joinrel, Rel *outer_rel, Rel *inner_rel, JInfo *jinfo) { int ntuples; float selec; |