题解 | #修改表#
修改表
https://www.nowcoder.com/practice/d08209df6f464cebafda5dfd5de03fce
ALTER TABLE user_info ADD school varchar(15) AFTER level; ALTER TABLE user_info CHANGE COLUMN job profession varchar(10); ALTER TABLE user_info MODIFY COLUMN achievement int(11) DEFAULT 0;
查看28道真题和解析