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/* Copyright (C) 2000 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 */
/*
Extra functions we want to do with a database
- All flags, exept record-cache-flags, are set in all used databases
record-cache-flags are set in mrg_rrnd when we are changing database.
*/
#include "mrgdef.h"
int mrg_extra(
MRG_INFO *info,
enum ha_extra_function function)
{
MRG_TABLE *file;
if (function == HA_EXTRA_CACHE)
info->cache_in_use=1;
else
{
if (function == HA_EXTRA_NO_CACHE || function == HA_EXTRA_RESET)
info->cache_in_use=0;
if (function == HA_EXTRA_RESET || function == HA_EXTRA_RESET_STATE)
{
info->current_table=0;
info->last_used_table=info->open_tables;
}
for (file=info->open_tables ; file != info->end_table ; file++)
nisam_extra(file->table,function);
}
return 0;
}
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