joininfo.h

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/*-------------------------------------------------------------------------
 *
 * joininfo.h
 *    prototypes for joininfo.c.
 *
 *
 * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/optimizer/joininfo.h
 *
 *-------------------------------------------------------------------------
 */
#ifndef JOININFO_H
#define JOININFO_H
 
#include "nodes/pathnodes.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);
extern void remove_join_clause_from_rels(PlannerInfo *root,
                                         RestrictInfo *restrictinfo,
                                         Relids join_relids);
 
#endif                          /* JOININFO_H */