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Optmizer cleanup

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This commit is contained in:
Bruce Momjian
1999-02-10 21:02:50 +00:00
parent d5a785cd5a
commit 9dbb0efb0b
30 changed files with 161 additions and 162 deletions
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26
src/backend/optimizer/path/joinrels.c
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@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/joinrels.c,v 1.17 1999/02/03 21:16:27 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/joinrels.c,v 1.18 1999/02/10 21:02:39 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -31,16 +31,16 @@ bool _use_right_sided_plans_ = false;
#endif
static List *find_clause_joins(Query *root, RelOptInfo * outer_rel, List *joininfo_list);
static List *find_clauseless_joins(RelOptInfo * outer_rel, List *inner_rels);
static RelOptInfo *init_join_rel(RelOptInfo * outer_rel, RelOptInfo * inner_rel, JoinInfo * joininfo);
static List *find_clause_joins(Query *root, RelOptInfo *outer_rel, List *joininfo_list);
static List *find_clauseless_joins(RelOptInfo *outer_rel, List *inner_rels);
static RelOptInfo *init_join_rel(RelOptInfo *outer_rel, RelOptInfo *inner_rel, JoinInfo * joininfo);
static List *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(RelOptInfo * rel, RelOptInfo * super_rel);
static bool nonoverlap_rels(RelOptInfo * rel1, RelOptInfo * rel2);
static void add_superrels(RelOptInfo *rel, RelOptInfo *super_rel);
static bool nonoverlap_rels(RelOptInfo *rel1, RelOptInfo *rel2);
static bool nonoverlap_sets(List *s1, List *s2);
static void set_joinrel_size(RelOptInfo * joinrel, RelOptInfo * outer_rel, RelOptInfo * inner_rel,
static void set_joinrel_size(RelOptInfo *joinrel, RelOptInfo *outer_rel, RelOptInfo *inner_rel,
JoinInfo * jinfo);
/*
@@ -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, RelOptInfo * outer_rel, List *joininfo_list)
find_clause_joins(Query *root, RelOptInfo *outer_rel, List *joininfo_list)
{
List *join_list = NIL;
List *i = NIL;
@@ -156,7 +156,7 @@ find_clause_joins(Query *root, RelOptInfo * outer_rel, List *joininfo_list)
* Returns a list of new join relations.
*/
static List *
find_clauseless_joins(RelOptInfo * outer_rel, List *inner_rels)
find_clauseless_joins(RelOptInfo *outer_rel, List *inner_rels)
{
RelOptInfo *inner_rel;
List *t_list = NIL;
@@ -191,7 +191,7 @@ find_clauseless_joins(RelOptInfo * outer_rel, List *inner_rels)
* Returns the new join relation node.
*/
static RelOptInfo *
init_join_rel(RelOptInfo * outer_rel, RelOptInfo * inner_rel, JoinInfo * joininfo)
init_join_rel(RelOptInfo *outer_rel, RelOptInfo *inner_rel, JoinInfo * joininfo)
{
RelOptInfo *joinrel = makeNode(RelOptInfo);
List *joinrel_joininfo_list = NIL;
@@ -518,7 +518,7 @@ final_join_rels(List *join_rel_list)
* Modifies the superrels field of rel
*/
static void
add_superrels(RelOptInfo * rel, RelOptInfo * super_rel)
add_superrels(RelOptInfo *rel, RelOptInfo *super_rel)
{
rel->superrels = lappend(rel->superrels, super_rel);
}
@@ -533,7 +533,7 @@ add_superrels(RelOptInfo * rel, RelOptInfo * super_rel)
* Returns non-nil if rel1 and rel2 do not overlap.
*/
static bool
nonoverlap_rels(RelOptInfo * rel1, RelOptInfo * rel2)
nonoverlap_rels(RelOptInfo *rel1, RelOptInfo *rel2)
{
return nonoverlap_sets(rel1->relids, rel2->relids);
}
@@ -554,7 +554,7 @@ nonoverlap_sets(List *s1, List *s2)
}
static void
set_joinrel_size(RelOptInfo * joinrel, RelOptInfo * outer_rel, RelOptInfo * inner_rel, JoinInfo * jinfo)
set_joinrel_size(RelOptInfo *joinrel, RelOptInfo *outer_rel, RelOptInfo *inner_rel, JoinInfo * jinfo)
{
int ntuples;
float selec;