写一个循环删除的过程。 create or replace procedure delBigTab(p_TableName in varchar2,p_Condition in varchar2,p_Count in varchar2) as pragma autonomous_transaction; n_delete number:=0; ...
Oracle 查询可以删除的重复数据 select t1.* from employee t1 where (t1.emp_name) in (SELECT t2.emp_name from employee t2 group by emp_name having count (*)>1) and t1.emp_id not in (select min(t3.emp_...
废话不多说了,直接给大家贴上完美的解决方法,具体代码如下所示: --查询表TP_MENU有哪些约束 select * from user_constraints u where u.constraint_name like '%TB_ROLE%'; --失效约束 alter table TP_MENU ...