题解 | #Where in 和Not in#
修改表
http://www.nowcoder.com/practice/d08209df6f464cebafda5dfd5de03fce
ALTER TABLE user_info ADD school varchar(15) after level;
ALTER TABLE user_info CHANGE job profession varchar(10);
ALTER TABLE user_info modify achievement int(11) DEFAULT 0;
alter table user_info add school varchar(15) after level; alter table user_info change job profession varchar(10); alter table user_info modify achievement int(11) default 0 ;
