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| Current File : //usr/local/include/postgresql/server/optimizer/plancat.h |
/*------------------------------------------------------------------------- * * plancat.h * prototypes for plancat.c. * * * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * $PostgreSQL: pgsql/src/include/optimizer/plancat.h,v 1.47.2.1 2008/04/01 00:48:44 tgl Exp $ * *------------------------------------------------------------------------- */ #ifndef PLANCAT_H #define PLANCAT_H #include "nodes/relation.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(PlannerInfo *root, Oid relationObjectId, bool inhparent, RelOptInfo *rel); extern bool relation_excluded_by_constraints(PlannerInfo *root, RelOptInfo *rel, RangeTblEntry *rte); extern List *build_physical_tlist(PlannerInfo *root, RelOptInfo *rel); extern List *find_inheritance_children(Oid inhparent); extern bool has_subclass(Oid relationId); extern bool has_unique_index(RelOptInfo *rel, AttrNumber attno); extern Selectivity restriction_selectivity(PlannerInfo *root, Oid operator, List *args, int varRelid); extern Selectivity join_selectivity(PlannerInfo *root, Oid operator, List *args, JoinType jointype); #endif /* PLANCAT_H */