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Viewing changes to src/include/optimizer/planner.h

  • Committer: Bazaar Package Importer
  • Author(s): Martin Pitt
  • Date: 2011-05-11 10:41:53 UTC
  • Revision ID: james.westby@ubuntu.com-20110511104153-psbh2o58553fv1m0
Tags: upstream-9.1~beta1
Import upstream version 9.1~beta1

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src/include/optimizer/planner.h
 
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/*-------------------------------------------------------------------------
 
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 *
 
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 * planner.h
 
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 *        prototypes for planner.c.
 
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 *
 
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 *
 
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 * Portions Copyright (c) 1996-2011, PostgreSQL Global Development Group
 
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 * Portions Copyright (c) 1994, Regents of the University of California
 
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 *
 
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 * src/include/optimizer/planner.h
 
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 *
 
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 *-------------------------------------------------------------------------
 
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 */
 
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#ifndef PLANNER_H
 
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#define PLANNER_H
 
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#include "nodes/plannodes.h"
 
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#include "nodes/relation.h"
 
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/* Hook for plugins to get control in planner() */
 
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typedef PlannedStmt *(*planner_hook_type) (Query *parse,
 
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                                                                                                           int cursorOptions,
 
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                                                                                                  ParamListInfo boundParams);
 
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extern PGDLLIMPORT planner_hook_type planner_hook;
 
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extern PlannedStmt *planner(Query *parse, int cursorOptions,
 
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                ParamListInfo boundParams);
 
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extern PlannedStmt *standard_planner(Query *parse, int cursorOptions,
 
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                                 ParamListInfo boundParams);
 
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extern Plan *subquery_planner(PlannerGlobal *glob, Query *parse,
 
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                                 PlannerInfo *parent_root,
 
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                                 bool hasRecursion, double tuple_fraction,
 
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                                 PlannerInfo **subroot);
 
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extern Expr *expression_planner(Expr *expr);
 
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extern bool plan_cluster_use_sort(Oid tableOid, Oid indexOid);
 
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#endif   /* PLANNER_H */