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Current File : //proc/self/root/proc/thread-self/root/opt/imh-python/include/pgsql/server/optimizer/restrictinfo.h
/*-------------------------------------------------------------------------
 *
 * restrictinfo.h
 *	  prototypes for restrictinfo.c.
 *
 *
 * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/optimizer/restrictinfo.h
 *
 *-------------------------------------------------------------------------
 */
#ifndef RESTRICTINFO_H
#define RESTRICTINFO_H

#include "nodes/pathnodes.h"


/* Convenience macro for the common case of a valid-everywhere qual */
#define make_simple_restrictinfo(clause)  \
	make_restrictinfo(clause, true, false, false, 0, NULL, NULL, NULL)

extern RestrictInfo *make_restrictinfo(Expr *clause,
									   bool is_pushed_down,
									   bool outerjoin_delayed,
									   bool pseudoconstant,
									   Index security_level,
									   Relids required_relids,
									   Relids outer_relids,
									   Relids nullable_relids);
extern RestrictInfo *make_restrictinfo_new(PlannerInfo *root,
										   Expr *clause,
										   bool is_pushed_down,
										   bool outerjoin_delayed,
										   bool pseudoconstant,
										   Index security_level,
										   Relids required_relids,
										   Relids outer_relids,
										   Relids nullable_relids);
extern RestrictInfo *commute_restrictinfo(RestrictInfo *rinfo, Oid comm_op);
extern bool restriction_is_or_clause(RestrictInfo *restrictinfo);
extern bool restriction_is_securely_promotable(RestrictInfo *restrictinfo,
											   RelOptInfo *rel);
extern List *get_actual_clauses(List *restrictinfo_list);
extern List *extract_actual_clauses(List *restrictinfo_list,
									bool pseudoconstant);
extern void extract_actual_join_clauses(List *restrictinfo_list,
										Relids joinrelids,
										List **joinquals,
										List **otherquals);
extern bool join_clause_is_movable_to(RestrictInfo *rinfo, RelOptInfo *baserel);
extern bool join_clause_is_movable_into(RestrictInfo *rinfo,
										Relids currentrelids,
										Relids current_and_outer);

#endif							/* RESTRICTINFO_H */

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