DELETE FROM EMP WHERE EMP_SAL
DELETE FROM EMP WHERE EMP_SAL >
(SELECT EMP1.EMP_SAL
FROM EMP EMP1, DEPT
WHERE EMP.DEPT_NO = DEPT.DEPT_NO
AND DEPT.DEPT.MNG = EMP1.EMP_NO);
Введение в модель данных SQL
DELETE FROM EMP WHERE EMP_SAL >
(SELECT EMP1.EMP_SAL
FROM EMP EMP1, DEPT
WHERE EMP.DEPT_NO = DEPT.DEPT_NO
AND DEPT.DEPT.MNG = EMP1.EMP_NO);