oracle delete缓慢

引用：http://space.itpub.net/10710960/viewspace-610982spa 首先利用select * from dba_constraints where table_name = 'TABLE_NAME' and constaint_Type = 'R' 查出表引用的约束..net 获得对应的constaint_name。也就是该表引用的约束名称。get 而后中

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