parse_target.h

PostgreSQL 8.1.4的源码 适用于Linux下的开源数据库系统

/*-------------------------------------------------------------------------
 *
 * parse_target.h
 *	  handle target lists
 *
 *
 * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * $PostgreSQL: pgsql/src/include/parser/parse_target.h,v 1.37 2005/10/15 02:49:45 momjian Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef PARSE_TARGET_H
#define PARSE_TARGET_H

#include "parser/parse_node.h"


extern List *transformTargetList(ParseState *pstate, List *targetlist);
extern void markTargetListOrigins(ParseState *pstate, List *targetlist);
extern TargetEntry *transformTargetEntry(ParseState *pstate,
					 Node *node, Node *expr,
					 char *colname, bool resjunk);
extern void updateTargetListEntry(ParseState *pstate, TargetEntry *tle,
					  char *colname, int attrno,
					  List *indirection);
extern List *checkInsertTargets(ParseState *pstate, List *cols,
				   List **attrnos);
extern TupleDesc expandRecordVariable(ParseState *pstate, Var *var,
					 int levelsup);
extern char *FigureColname(Node *node);

#endif   /* PARSE_TARGET_H */