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OpenSea普通人 V2EX member #573491, joined on 2022-02-22 17:34:28 +08:00 |
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Jun 13, 2023 Replied to a topic by fanyingmao › 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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