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大神,请教一下,如何在高并发多事务环境下给数据表增加字段,目前我们尝试增加字段时,执行语句一直都是 waiting 状态,还会导致死锁问题。
The text was updated successfully, but these errors were encountered:
自己挖的坑自己填一下:可以先复制表,然后通过修改 pg_class 表进行换表操作,数据补漏也在后续进行,将旧表的数据迁移到新表。
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大神,请教一下,如何在高并发多事务环境下给数据表增加字段,目前我们尝试增加字段时,执行语句一直都是 waiting 状态,还会导致死锁问题。
The text was updated successfully, but these errors were encountered: