1 ALTER TABLE `npc_trainer`
2 CHANGE `reqspell` `reqspell` int(11) unsigned default '0',
3 CHANGE `reqskill` `reqskill` int(11) unsigned default '0',
4 CHANGE `reqskillvalue` `reqskillvalue` int(11) unsigned default '0',
5 ADD COLUMN `reqlevel` int(11) unsigned default '0';