* prototypes for plancat.c.
*
*
- * Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
- * $PostgreSQL: pgsql/src/include/optimizer/plancat.h,v 1.33 2003/11/29 22:41:07 pgsql Exp $
+ * $PostgreSQL: pgsql/src/include/optimizer/plancat.h,v 1.54 2009/06/11 14:49:11 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#define PLANCAT_H
#include "nodes/relation.h"
+#include "utils/relcache.h"
+/* Hook for plugins to get control in get_relation_info() */
+typedef void (*get_relation_info_hook_type) (PlannerInfo *root,
+ Oid relationObjectId,
+ bool inhparent,
+ RelOptInfo *rel);
+extern PGDLLIMPORT get_relation_info_hook_type get_relation_info_hook;
-extern void get_relation_info(Oid relationObjectId, RelOptInfo *rel);
-extern List *build_physical_tlist(Query *root, RelOptInfo *rel);
+extern void get_relation_info(PlannerInfo *root, Oid relationObjectId,
+ bool inhparent, RelOptInfo *rel);
-extern List *find_inheritance_children(Oid inhparent);
+extern void estimate_rel_size(Relation rel, int32 *attr_widths,
+ BlockNumber *pages, double *tuples);
-extern bool has_subclass(Oid relationId);
+extern bool relation_excluded_by_constraints(PlannerInfo *root,
+ RelOptInfo *rel, RangeTblEntry *rte);
+
+extern List *build_physical_tlist(PlannerInfo *root, RelOptInfo *rel);
extern bool has_unique_index(RelOptInfo *rel, AttrNumber attno);
-extern Selectivity restriction_selectivity(Query *root,
+extern Selectivity restriction_selectivity(PlannerInfo *root,
Oid operator,
List *args,
int varRelid);
-extern Selectivity join_selectivity(Query *root,
+extern Selectivity join_selectivity(PlannerInfo *root,
Oid operator,
List *args,
- JoinType jointype);
+ JoinType jointype,
+ SpecialJoinInfo *sjinfo);
#endif /* PLANCAT_H */