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/*------------------------------------------------------------------------- * * planner.h * prototypes for planner.c. * * * Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * src/include/optimizer/planner.h * *------------------------------------------------------------------------- */ #ifndef PLANNER_H #define PLANNER_H #include "nodes/plannodes.h" #include "nodes/relation.h" /* Hook for plugins to get control in planner() */ typedef PlannedStmt *(*planner_hook_type) (Query *parse, int cursorOptions, ParamListInfo boundParams); extern PGDLLIMPORT planner_hook_type planner_hook; extern PlannedStmt *planner(Query *parse, int cursorOptions, ParamListInfo boundParams); extern PlannedStmt *standard_planner(Query *parse, int cursorOptions, ParamListInfo boundParams); extern Plan *subquery_planner(PlannerGlobal *glob, Query *parse, PlannerInfo *parent_root, bool hasRecursion, double tuple_fraction, PlannerInfo **subroot); extern void add_tlist_costs_to_plan(PlannerInfo *root, Plan *plan, List *tlist); extern bool is_dummy_plan(Plan *plan); extern Expr *expression_planner(Expr *expr); extern bool plan_cluster_use_sort(Oid tableOid, Oid indexOid); #endif /* PLANNER_H */