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Current Path: /opt/alt/postgresql11/usr/include/pgsql/server/optimizer

opt / alt / postgresql11 / usr / include / pgsql / server / optimizer /

📁 ..
📄 clauses.h(2.88 KB)
📄 cost.h(7.33 KB)
📄 geqo.h(2.12 KB)
📄 geqo_copy.h(966 B)
📄 geqo_gene.h(1.09 KB)
📄 geqo_misc.h(1.1 KB)
📄 geqo_mutation.h(959 B)
📄 geqo_pool.h(1.29 KB)
📄 geqo_random.h(1.28 KB)
📄 geqo_recombination.h(2.58 KB)
📄 geqo_selection.h(1015 B)
📄 joininfo.h(836 B)
📄 pathnode.h(5.53 KB)
📄 paths.h(6.83 KB)
📄 placeholder.h(1.2 KB)
📄 plancat.h(1.65 KB)
📄 planmain.h(5.1 KB)
📄 planner.h(1.33 KB)
📄 predtest.h(668 B)
📄 prep.h(1.73 KB)
📄 restrictinfo.h(1.71 KB)
📄 subselect.h(1.38 KB)
📄 tlist.h(1.69 KB)
📄 var.h(1.5 KB)

Editing: plancat.h

/*-------------------------------------------------------------------------
 *
 * plancat.h
 *	  prototypes for plancat.c.
 *
 *
 * Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/optimizer/plancat.h
 *
 *-------------------------------------------------------------------------
 */
#ifndef PLANCAT_H
#define PLANCAT_H

#include "nodes/relation.h"
#include "utils/relcache.h"

/* Hook for plugins to get control in get_relation_info() */
typedef void (*get_relation_info_hook_type) (PlannerInfo *root,
														 Oid relationObjectId,
														 bool inhparent,
														 RelOptInfo *rel);
extern PGDLLIMPORT get_relation_info_hook_type get_relation_info_hook;

extern void get_relation_info(PlannerInfo *root, Oid relationObjectId,
				  bool inhparent, RelOptInfo *rel);

extern void estimate_rel_size(Relation rel, int32 *attr_widths,
				  BlockNumber *pages, double *tuples, double *allvisfrac);

extern int32 get_relation_data_width(Oid relid, int32 *attr_widths);

extern bool relation_excluded_by_constraints(PlannerInfo *root,
								 RelOptInfo *rel, RangeTblEntry *rte);

extern List *build_physical_tlist(PlannerInfo *root, RelOptInfo *rel);

extern bool has_unique_index(RelOptInfo *rel, AttrNumber attno);

extern Selectivity restriction_selectivity(PlannerInfo *root,
						Oid operatorid,
						List *args,
						Oid inputcollid,
						int varRelid);

extern Selectivity join_selectivity(PlannerInfo *root,
				 Oid operatorid,
				 List *args,
				 Oid inputcollid,
				 JoinType jointype,
				 SpecialJoinInfo *sjinfo);

#endif   /* PLANCAT_H */

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Editing: plancat.h

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