flatfiles.h

PostgreSQL 8.1.4的源码 适用于Linux下的开源数据库系统

/*-------------------------------------------------------------------------
 *
 * flatfiles.h
 *	  Routines for maintaining "flat file" images of the shared catalogs.
 *
 *
 * $PostgreSQL: pgsql/src/include/utils/flatfiles.h,v 1.6 2005/10/15 02:49:46 momjian Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef FLATFILES_H
#define FLATFILES_H

#include "fmgr.h"

extern void database_file_update_needed(void);
extern void auth_file_update_needed(void);

extern char *database_getflatfilename(void);
extern char *auth_getflatfilename(void);

extern void BuildFlatFiles(bool database_only);

extern void AtPrepare_UpdateFlatFiles(void);
extern void AtEOXact_UpdateFlatFiles(bool isCommit);
extern void AtEOSubXact_UpdateFlatFiles(bool isCommit,
							SubTransactionId mySubid,
							SubTransactionId parentSubid);

extern Datum flatfile_update_trigger(PG_FUNCTION_ARGS);

extern void flatfile_twophase_postcommit(TransactionId xid, uint16 info,
							 void *recdata, uint32 len);

#endif   /* FLATFILES_H */