PostgreSQL 修改列报错：cannot be cast automatically to type integer

如果你直接使用可视化工具修改一个varchar字段为int类型的时候，可能会报错，

这里就需要自己去写一个语句去修改了

调整执行语句：ALTER TABLE table_name ALTER COLUMN column_name TYPE integer USING(column_name::integer);

这样的话，修改就可以正常的修改了。

时间： 2024-10-10 05:14:41

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