delete the lines which are repeat

---TC_KH
delete from TC_KH t
where t.rowid > (select min(x.rowid)
from TC_KH x
where x.kh_id = t.kh_id  )  ;

---TM_USER
delete from TM_USER t
where t.rowid > (select min(x.rowid)
from TM_USER x
where x.m_id = t.m_id  )  ;

--- TM_IP
delete from TM_IP t
where t.rowid > (select min(x.rowid)
from TM_IP x
where x.user_loginid = t.user_loginid  )  ;