diff options
Diffstat (limited to 'src/include/optimizer/cost.h')
| -rw-r--r-- | src/include/optimizer/cost.h | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/src/include/optimizer/cost.h b/src/include/optimizer/cost.h index 149c75a29f5..05bc19fec85 100644 --- a/src/include/optimizer/cost.h +++ b/src/include/optimizer/cost.h @@ -6,7 +6,7 @@ * * Copyright (c) 1994, Regents of the University of California * - * $Id: cost.h,v 1.7 1998/01/24 22:49:41 momjian Exp $ + * $Id: cost.h,v 1.8 1998/02/26 04:42:14 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -31,16 +31,20 @@ extern bool _enable_mergesort_; extern bool _enable_hashjoin_; extern Cost cost_seqscan(int relid, int relpages, int reltuples); -extern Cost cost_index(Oid indexid, int expected_indexpages, Cost selec, +extern Cost +cost_index(Oid indexid, int expected_indexpages, Cost selec, int relpages, int reltuples, int indexpages, int indextuples, bool is_injoin); extern Cost cost_sort(List *keys, int tuples, int width, bool noread); -extern Cost cost_nestloop(Cost outercost, Cost innercost, int outertuples, +extern Cost +cost_nestloop(Cost outercost, Cost innercost, int outertuples, int innertuples, int outerpages, bool is_indexjoin); -extern Cost cost_mergesort(Cost outercost, Cost innercost, +extern Cost +cost_mergesort(Cost outercost, Cost innercost, List *outersortkeys, List *innersortkeys, int outersize, int innersize, int outerwidth, int innerwidth); -extern Cost cost_hashjoin(Cost outercost, Cost innercost, List *outerkeys, +extern Cost +cost_hashjoin(Cost outercost, Cost innercost, List *outerkeys, List *innerkeys, int outersize, int innersize, int outerwidth, int innerwidth); extern int compute_rel_size(Rel *rel); @@ -56,7 +60,8 @@ extern void set_clause_selectivities(List *clauseinfo_list, Cost new_selectivity extern Cost product_selec(List *clauseinfo_list); extern void set_rest_relselec(Query *root, List *rel_list); extern void set_rest_selec(Query *root, List *clauseinfo_list); -extern Cost compute_clause_selec(Query *root, +extern Cost +compute_clause_selec(Query *root, Node *clause, List *or_selectivities); #endif /* COST_H */ |