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Just about there on de-FastList-ification.

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This commit is contained in:
Tom Lane
2004-06-01 04:47:46 +00:00
parent 962a94bb5a
commit e590ceecf1
6 changed files with 161 additions and 194 deletions
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30
src/backend/optimizer/path/orindxpath.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/optimizer/path/orindxpath.c,v 1.59 2004/05/30 23:40:28 neilc Exp $
* $PostgreSQL: pgsql/src/backend/optimizer/path/orindxpath.c,v 1.60 2004/06/01 04:47:45 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -243,20 +243,14 @@ best_or_subclause_indexes(Query *root,
RelOptInfo *rel,
List *subclauses)
{
FastList infos;
FastList clauses;
FastList quals;
Cost path_startup_cost;
Cost path_total_cost;
List *infos = NIL;
List *clauses = NIL;
List *quals = NIL;
Cost path_startup_cost = 0;
Cost path_total_cost = 0;
ListCell *slist;
IndexPath *pathnode;
FastListInit(&infos);
FastListInit(&clauses);
FastListInit(&quals);
path_startup_cost = 0;
path_total_cost = 0;
/* Gather info for each OR subclause */
foreach(slist, subclauses)
{
@ -273,9 +267,9 @@ best_or_subclause_indexes(Query *root,
&best_startup_cost, &best_total_cost))
return NULL; /* failed to match this subclause */
FastAppend(&infos, best_indexinfo);
FastAppend(&clauses, best_indexclauses);
FastAppend(&quals, best_indexquals);
infos = lappend(infos, best_indexinfo);
clauses = lappend(clauses, best_indexclauses);
quals = lappend(quals, best_indexquals);
/*
* Path startup_cost is the startup cost for the first index scan only;
* startup costs for later scans will be paid later on, so they just
@ -303,9 +297,9 @@ best_or_subclause_indexes(Query *root,
*/
pathnode->path.pathkeys = NIL;
pathnode->indexinfo = FastListValue(&infos);
pathnode->indexclauses = FastListValue(&clauses);
pathnode->indexquals = FastListValue(&quals);
pathnode->indexinfo = infos;
pathnode->indexclauses = clauses;
pathnode->indexquals = quals;
/* It's not an innerjoin path. */
pathnode->isjoininner = false;