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/*-------------------------------------------------------------------------
*
* planmain.h
* prototypes for various files in optimizer/plan
*
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: planmain.h,v 1.25 1999/05/12 15:02:22 wieck Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef PLANMAIN_H
#define PLANMAIN_H
#include "nodes/nodes.h"
#include "nodes/plannodes.h"
#include "nodes/parsenodes.h"
#include "nodes/relation.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 nonameid, Plan *lefttree,
int keycount);
extern Agg *make_agg(List *tlist, Plan *lefttree);
extern Group *make_group(List *tlist, bool tuplePerGroup, int ngrp,
AttrNumber *grpColIdx, Sort *lefttree);
extern Unique *make_unique(List *tlist, Plan *lefttree, char *uniqueAttr);
/*
* prototypes for plan/initsplan.c
*/
extern void make_var_only_tlist(Query *root, List *tlist);
extern void add_restrict_and_join_to_rels(Query *root, List *clauses);
extern void set_joininfo_mergeable_hashable(List *rel_list);
extern void add_missing_vars_to_tlist(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 replace_tlist_with_subplan_refs(List *tlist,
Index subvarno,
List *subplanTargetList);
extern void replace_vars_with_subplan_refs(Node *clause,
Index subvarno,
List *subplanTargetList);
extern bool set_agg_tlist_references(Agg *aggNode);
extern void del_agg_tlist_references(List *tlist);
extern void check_having_for_ungrouped_vars(Node *clause,
List *groupClause,
List *targetList);
extern void transformKeySetQuery(Query *origNode);
#endif /* PLANMAIN_H */
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