题解 | #将查询后的列重新命名#
将查询后的列重新命名
https://www.nowcoder.com/practice/0d8f49aeaf7a4e1cb7fecec980712113
select device_id from user_profile where id = 1 or id = 2; alter table user_profile change column device_id user_infos_example int not null;
将查询后的列重新命名
https://www.nowcoder.com/practice/0d8f49aeaf7a4e1cb7fecec980712113
select device_id from user_profile where id = 1 or id = 2; alter table user_profile change column device_id user_infos_example int not null;
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