66 *
77 * Copyright (c) 1994, Regents of the University of California
88 *
9- * $Id: smgr.h,v 1.5 1996/11/10 03:06:05 momjian Exp $
9+ * $Id: smgr.h,v 1.6 1996/11/27 07:33:42 vadim Exp $
1010 *
1111 *-------------------------------------------------------------------------
1212 */
@@ -38,6 +38,7 @@ extern int smgrflush(int16 which, Relation reln, BlockNumber blocknum,
3838extern int smgrblindwrt (int16 which ,char * dbname ,char * relname ,Oid dbid ,
3939Oid relid ,BlockNumber blkno ,char * buffer );
4040extern int smgrnblocks (int16 which ,Relation reln );
41+ extern int smgrtruncate (int16 which ,Relation reln ,int nblocks );
4142extern int smgrcommit (void );
4243extern int smgrabort (void );
4344extern bool smgriswo (int16 smgrno );
@@ -59,6 +60,7 @@ extern int mdflush(Relation reln, BlockNumber blocknum, char *buffer);
5960extern int mdblindwrt (char * dbstr ,char * relstr ,Oid dbid ,Oid relid ,
6061BlockNumber blkno ,char * buffer );
6162extern int mdnblocks (Relation reln );
63+ extern int mdtruncate (Relation reln ,int nblocks );
6264extern int mdcommit (void );
6365extern int mdabort (void );
6466