mirror of
https://git.postgresql.org/git/postgresql.git
synced 2026-02-05 13:27:37 +08:00
28 lines
771 B
C
28 lines
771 B
C
/*-------------------------------------------------------------------------
|
|
*
|
|
* joininfo.h
|
|
* prototypes for joininfo.c.
|
|
*
|
|
*
|
|
* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
|
|
* Portions Copyright (c) 1994, Regents of the University of California
|
|
*
|
|
* $PostgreSQL: pgsql/src/include/optimizer/joininfo.h,v 1.36 2008/01/01 19:45:58 momjian Exp $
|
|
*
|
|
*-------------------------------------------------------------------------
|
|
*/
|
|
#ifndef JOININFO_H
|
|
#define JOININFO_H
|
|
|
|
#include "nodes/relation.h"
|
|
|
|
|
|
extern bool have_relevant_joinclause(PlannerInfo *root,
|
|
RelOptInfo *rel1, RelOptInfo *rel2);
|
|
|
|
extern void add_join_clause_to_rels(PlannerInfo *root,
|
|
RestrictInfo *restrictinfo,
|
|
Relids join_relids);
|
|
|
|
#endif /* JOININFO_H */
|