在Oracle中删除所有强制性外键约束
时间:2014-10-27 12:59:23
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--查询用户所有表的外键,owner条件为user
select * from user_constraints c where c.constraint_type = ‘R‘ and c.owner = ‘A‘;
--删除用户所有表的外键,owner条件为user
select ‘alter table ‘||t.table_name||‘ drop constraint ‘||t.constraint_name||‘;‘ from user_constraints t
where t.constraint_type=‘R‘ and c.owner = ‘A‘;
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