MySQL 5.6.14 Source Code Document
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mi_rfirst.c
1 /* Copyright (C) 2000-2001 MySQL AB
2 
3  This program is free software; you can redistribute it and/or modify
4  it under the terms of the GNU General Public License as published by
5  the Free Software Foundation; version 2 of the License.
6 
7  This program is distributed in the hope that it will be useful,
8  but WITHOUT ANY WARRANTY; without even the implied warranty of
9  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10  GNU General Public License for more details.
11 
12  You should have received a copy of the GNU General Public License
13  along with this program; if not, write to the Free Software
14  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */
15 
16 #include "myisamdef.h"
17 
18  /* Read first row through a specfic key */
19 
20 int mi_rfirst(MI_INFO *info, uchar *buf, int inx)
21 {
22  DBUG_ENTER("mi_rfirst");
23  info->lastpos= HA_OFFSET_ERROR;
24  info->update|= HA_STATE_PREV_FOUND;
25  DBUG_RETURN(mi_rnext(info,buf,inx));
26 } /* mi_rfirst */