start transaction;

alter table `user` add column `gameid` int(11) NOT NULL DEFAULT '0' COMMENT 'gameid';
alter table `user` add column `channel` int(11) NOT NULL DEFAULT '0' COMMENT 'channel';

alter table `user` add KEY `gameid` (`gameid`);
alter table `user` add KEY `channel` (`channel`);

insert into version (version) values(2020111802);

commit;
