2 DROP KEY `index_ownerguid_charterguid`,
3 CHANGE COLUMN `charterguid` `petitionguid` int(10) unsigned default '0',
4 ADD UNIQUE KEY `index_ownerguid_petitionguid` (`ownerguid`,`petitionguid`);
5 ALTER TABLE `petition_sign`
7 CHANGE COLUMN `charterguid` `petitionguid` int(10) unsigned default '0',
8 ADD PRIMARY KEY (`petitionguid`,`playerguid`);