Implement an API to let foreign-data wrappers actually be functional.

[postgresql] / src / include / optimizer / pathnode.h

diff --git a/src/include/optimizer/pathnode.h b/src/include/optimizer/pathnode.h
index e59848278f4f626c011a0277e984e8451c6bb5b0..7a24da2c51cab2391e69f7f93287838a26ed2d21 100644 (file)
--- a/src/include/optimizer/pathnode.h
+++ b/src/include/optimizer/pathnode.h
@@ -1,13 +1,13 @@
 /*-------------------------------------------------------------------------
  *
  * pathnode.h
- *       prototypes for pathnode.c, indexnode.c, relnode.c.
+ *       prototypes for pathnode.c, relnode.c.
  *
  *
- * Portions Copyright (c) 1996-2000, PostgreSQL, Inc
+ * Portions Copyright (c) 1996-2011, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Id: pathnode.h,v 1.26 2000/02/15 20:49:26 tgl Exp $
+ * src/include/optimizer/pathnode.h
  *
  *-------------------------------------------------------------------------
  */
@@ -16,56 +16,95 @@
 
 #include "nodes/relation.h"
 
+
 /*
  * prototypes for pathnode.c
  */
 extern int compare_path_costs(Path *path1, Path *path2,
-                                                         CostSelector criterion);
+                                  CostSelector criterion);
 extern int compare_fractional_path_costs(Path *path1, Path *path2,
-                                                                                double fraction);
+                                                         double fraction);
 extern void set_cheapest(RelOptInfo *parent_rel);
 extern void add_path(RelOptInfo *parent_rel, Path *new_path);
 
-extern Path *create_seqscan_path(RelOptInfo *rel);
-extern IndexPath *create_index_path(Query *root, RelOptInfo *rel,
-                                                                       IndexOptInfo *index,
-                                                                       List *restriction_clauses,
-                                                                       ScanDirection indexscandir);
-extern TidPath *create_tidscan_path(RelOptInfo *rel, List *tideval);
+extern Path *create_seqscan_path(PlannerInfo *root, RelOptInfo *rel);
+extern IndexPath *create_index_path(PlannerInfo *root,
+                                 IndexOptInfo *index,
+                                 List *clause_groups,
+                                 List *indexorderbys,
+                                 List *pathkeys,
+                                 ScanDirection indexscandir,
+                                 RelOptInfo *outer_rel);
+extern BitmapHeapPath *create_bitmap_heap_path(PlannerInfo *root,
+                                               RelOptInfo *rel,
+                                               Path *bitmapqual,
+                                               RelOptInfo *outer_rel);
+extern BitmapAndPath *create_bitmap_and_path(PlannerInfo *root,
+                                          RelOptInfo *rel,
+                                          List *bitmapquals);
+extern BitmapOrPath *create_bitmap_or_path(PlannerInfo *root,
+                                         RelOptInfo *rel,
+                                         List *bitmapquals);
+extern TidPath *create_tidscan_path(PlannerInfo *root, RelOptInfo *rel,
+                                       List *tidquals);
+extern AppendPath *create_append_path(RelOptInfo *rel, List *subpaths);
+extern MergeAppendPath *create_merge_append_path(PlannerInfo *root,
+                                                                                                RelOptInfo *rel,
+                                                                                                List *subpaths,
+                                                                                                List *pathkeys);
+extern ResultPath *create_result_path(List *quals);
+extern MaterialPath *create_material_path(RelOptInfo *rel, Path *subpath);
+extern UniquePath *create_unique_path(PlannerInfo *root, RelOptInfo *rel,
+                                  Path *subpath, SpecialJoinInfo *sjinfo);
+extern Path *create_subqueryscan_path(RelOptInfo *rel, List *pathkeys);
+extern Path *create_functionscan_path(PlannerInfo *root, RelOptInfo *rel);
+extern Path *create_valuesscan_path(PlannerInfo *root, RelOptInfo *rel);
+extern Path *create_ctescan_path(PlannerInfo *root, RelOptInfo *rel);
+extern Path *create_worktablescan_path(PlannerInfo *root, RelOptInfo *rel);
+extern ForeignPath *create_foreignscan_path(PlannerInfo *root, RelOptInfo *rel);
 
-extern NestPath *create_nestloop_path(RelOptInfo *joinrel,
-                                                                         Path *outer_path,
-                                                                         Path *inner_path,
-                                                                         List *restrict_clauses,
-                                                                         List *pathkeys);
+extern NestPath *create_nestloop_path(PlannerInfo *root,
+                                        RelOptInfo *joinrel,
+                                        JoinType jointype,
+                                        SpecialJoinInfo *sjinfo,
+                                        Path *outer_path,
+                                        Path *inner_path,
+                                        List *restrict_clauses,
+                                        List *pathkeys);
 
-extern MergePath *create_mergejoin_path(RelOptInfo *joinrel,
-                                                                               Path *outer_path,
-                                                                               Path *inner_path,
-                                                                               List *restrict_clauses,
-                                                                               List *pathkeys,
-                                                                               List *mergeclauses,
-                                                                               List *outersortkeys,
-                                                                               List *innersortkeys);
+extern MergePath *create_mergejoin_path(PlannerInfo *root,
+                                         RelOptInfo *joinrel,
+                                         JoinType jointype,
+                                         SpecialJoinInfo *sjinfo,
+                                         Path *outer_path,
+                                         Path *inner_path,
+                                         List *restrict_clauses,
+                                         List *pathkeys,
+                                         List *mergeclauses,
+                                         List *outersortkeys,
+                                         List *innersortkeys);
 
-extern HashPath *create_hashjoin_path(RelOptInfo *joinrel,
-                                                                         Path *outer_path,
-                                                                         Path *inner_path,
-                                                                         List *restrict_clauses,
-                                                                         List *hashclauses,
-                                                                         Selectivity innerdisbursion);
+extern HashPath *create_hashjoin_path(PlannerInfo *root,
+                                        RelOptInfo *joinrel,
+                                        JoinType jointype,
+                                        SpecialJoinInfo *sjinfo,
+                                        Path *outer_path,
+                                        Path *inner_path,
+                                        List *restrict_clauses,
+                                        List *hashclauses);
 
 /*
  * prototypes for relnode.c
  */
-extern RelOptInfo *get_base_rel(Query *root, int relid);
-extern RelOptInfo *get_join_rel(Query *root, RelOptInfo *outer_rel,
-                                                               RelOptInfo *inner_rel,
-                                                               List **restrictlist_ptr);
-
-/*
- * prototypes for indexnode.h
- */
-extern List *find_relation_indices(Query *root, RelOptInfo *rel);
+extern RelOptInfo *build_simple_rel(PlannerInfo *root, int relid,
+                                RelOptKind reloptkind);
+extern RelOptInfo *find_base_rel(PlannerInfo *root, int relid);
+extern RelOptInfo *find_join_rel(PlannerInfo *root, Relids relids);
+extern RelOptInfo *build_join_rel(PlannerInfo *root,
+                          Relids joinrelids,
+                          RelOptInfo *outer_rel,
+                          RelOptInfo *inner_rel,
+                          SpecialJoinInfo *sjinfo,
+                          List **restrictlist_ptr);
 
-#endif  /* PATHNODE_H */
+#endif   /* PATHNODE_H */