myrg_write.c
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:1k
- /* Copyright (C) 2001 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- /* Write a row to a MyISAM MERGE table */
- #include "myrg_def.h"
- int myrg_write(register MYRG_INFO *info, byte *rec)
- {
- /* [phi] MERGE_WRITE_DISABLED is handled by the else case */
- if (info->merge_insert_method == MERGE_INSERT_TO_FIRST)
- return mi_write((info->current_table=info->open_tables)->table,rec);
- else if (info->merge_insert_method == MERGE_INSERT_TO_LAST)
- return mi_write((info->current_table=info->end_table-1)->table,rec);
- else /* unsupported insertion method */
- return (my_errno= HA_ERR_WRONG_COMMAND);
- }