mysql多表多字段关联删除

eg:mysql delete t1 from table1 t1,  table2 t2  where     t1.fkcustomerid = t2.fkcustomerid and t1.fkpersonid = t2.fkpersonid and t1.fcooperationtype = t2.fcooperationtype  and  t1.fid not in ( select

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