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

Code Editor : var.h

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

#include "nodes/relation.h"

typedef enum
{
	PVC_REJECT_AGGREGATES,		/* throw error if Aggref found */
	PVC_INCLUDE_AGGREGATES,		/* include Aggrefs in output list */
	PVC_RECURSE_AGGREGATES		/* recurse into Aggref arguments */
} PVCAggregateBehavior;

typedef enum
{
	PVC_REJECT_PLACEHOLDERS,	/* throw error if PlaceHolderVar found */
	PVC_INCLUDE_PLACEHOLDERS,	/* include PlaceHolderVars in output list */
	PVC_RECURSE_PLACEHOLDERS	/* recurse into PlaceHolderVar arguments */
} PVCPlaceHolderBehavior;

extern Relids pull_varnos(Node *node);
extern void pull_varattnos(Node *node, Index varno, Bitmapset **varattnos);
extern bool contain_var_clause(Node *node);
extern bool contain_vars_of_level(Node *node, int levelsup);
extern int	locate_var_of_level(Node *node, int levelsup);
extern int	locate_var_of_relation(Node *node, int relid, int levelsup);
extern int	find_minimum_var_level(Node *node);
extern List *pull_var_clause(Node *node, PVCAggregateBehavior aggbehavior,
				PVCPlaceHolderBehavior phbehavior);
extern Node *flatten_join_alias_vars(PlannerInfo *root, Node *node);

#endif   /* VAR_H */

${this.title}

Code Editor : var.h