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OpenSea普通人 V2EX 第 573491 号会员，加入于 2022-02-22 17:34:28 +08:00 |
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310 天前 回复了 fanyingmao 创建的主题 › MySQL › mysql 如何给几千万表添加字段 |
1.新建 table-copy ,增加字段
2.rename origin table to old-table
3.rename table-copy to origin table
4.insert into origin table select * from old table
2.rename origin table to old-table
3.rename table-copy to origin table
4.insert into origin table select * from old table
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