postgresql/src/include/optimizer/prep.h

47 lines
1 KiB
C

/*-------------------------------------------------------------------------
*
* prep.h--
* prototypes for files in prep.c
*
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: prep.h,v 1.8 1997/12/18 12:54:45 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef PREP_H
#define PREP_H
#include <nodes/plannodes.h>
#include <nodes/parsenodes.h>
/*
* prototypes for prepqual.h
*/
extern List *cnfify(Expr *qual, bool removeAndFlag);
/*
* prototypes for preptlist.h
*/
extern List *
preprocess_targetlist(List *tlist, int command_type,
Index result_relation, List *range_table);
/*
* prototypes for prepunion.h
*/
typedef enum UnionFlag
{
INHERITS_FLAG, VERSION_FLAG
} UnionFlag;
extern List *
find_all_inheritors(List *unexamined_relids,
List *examined_relids);
extern int first_matching_rt_entry(List *rangetable, UnionFlag flag);
extern Append *
plan_union_queries(Index rt_index, Query *parse,
UnionFlag flag);
#endif /* PREP_H */