SELECT EMP_NO,
SELECT EMP_NO, EMP_NAME
FROM EMP
WHERE EMP_NAME <> ALL (SELECT EMP1.EMP_NAME
FROM EMP EMP1
WHERE EMP1.EMP_NO <> EMP.EMP_NO);
Введение в модель данных SQL
SELECT EMP_NO, EMP_NAME
FROM EMP
WHERE EMP_NAME <> ALL (SELECT EMP1.EMP_NAME
FROM EMP EMP1
WHERE EMP1.EMP_NO <> EMP.EMP_NO);
