mysql查分字符串-求大神指教

现有数据要拆分为
求大神指教

http://blog.csdn.net/iquicksandi/article/details/7895631

DROP TABLE IF EXISTS o_user;
CREATE TABLE o_user (
name varchar(255) DEFAULT NULL,
type datetime DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

-- Records of o_user

INSERT INTO o_user VALUES ('x,t', '121');
INSERT INTO o_user VALUES ('xx,yy', '23');
INSERT INTO o_user VALUES ('s,ads', '54');