utility.h

PostgreSQL 8.2中增加了很多企业用户所需要的功能和性能上的提高,其开发团队说,该版本将加速更多企业向该数据库移植.核心开发成员之一Bruce Momjian表示,在新版PostgreSQL

/*-------------------------------------------------------------------------
 *
 * utility.h
 *	  prototypes for utility.c.
 *
 *
 * Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * $PostgreSQL: pgsql/src/include/tcop/utility.h,v 1.29 2006/09/07 22:52:01 tgl Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef UTILITY_H
#define UTILITY_H

#include "tcop/tcopprot.h"


extern void ProcessUtility(Node *parsetree, ParamListInfo params,
			   DestReceiver *dest, char *completionTag);

extern bool UtilityReturnsTuples(Node *parsetree);

extern TupleDesc UtilityTupleDescriptor(Node *parsetree);

extern const char *CreateCommandTag(Node *parsetree);

extern const char *CreateQueryTag(Query *parsetree);

extern LogStmtLevel GetCommandLogLevel(Node *parsetree);

extern LogStmtLevel GetQueryLogLevel(Query *parsetree);

extern bool QueryReturnsTuples(Query *parsetree);

extern bool QueryIsReadOnly(Query *parsetree);

extern void CheckRelationOwnership(RangeVar *rel, bool noCatalogs);

#endif   /* UTILITY_H */