postgresql/src/backend/optimizer/planmain.h

61 lines
1.8 KiB
C

/*-------------------------------------------------------------------------
*
* planmain.h--
* prototypes for various files in optimizer/plan
*
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: planmain.h,v 1.1.1.1 1996/07/09 06:21:34 scrappy Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef PLANMAIN_H
#define PLANMAIN_H
/*
* prototypes for plan/planmain.c
*/
extern Plan *query_planner(Query *root,
int command_type, List *tlist, List *qual);
/*
* prototypes for plan/createplan.c
*/
extern Plan *create_plan(Path *best_path);
extern SeqScan *make_seqscan(List *qptlist, List *qpqual, Index scanrelid,
Plan *lefttree);
extern Sort *make_sort(List *tlist, Oid tempid, Plan *lefttree,
int keycount);
extern Agg *make_agg(List *tlist, int nagg, Aggreg **aggs);
extern Group *make_group(List *tlist, bool tuplePerGroup, int ngrp,
AttrNumber *grpColIdx, Sort *lefttree);
extern Unique *make_unique(List *tlist, Plan *lefttree, char *uniqueAttr);
extern List *generate_fjoin(List *tlist);
/*
* prototypes for plan/initsplan.c
*/
extern void initialize_base_rels_list(Query *root, List *tlist);
extern void initialize_base_rels_jinfo(Query *root, List *clauses);
extern void initialize_join_clause_info(List *rel_list);
extern void add_missing_vars_to_base_rels(Query *root, List *tlist);
/*
* prototypes for plan/setrefs.c
*/
extern void set_tlist_references(Plan *plan);
extern List *join_references(List *clauses, List *outer_tlist,
List *inner_tlist);
extern List *index_outerjoin_references(List *inner_indxqual,
List *outer_tlist, Index inner_relid);
extern void set_result_tlist_references(Result *resultNode);
extern void set_agg_tlist_references(Agg *aggNode);
extern void set_agg_agglist_references(Agg *aggNode);
#endif /* PLANMAIN_H */