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[问答] “查询计算机科学系年龄大于19岁的学生”的SQL语句为()。 A.SELECT * FROM S WHERE SDEP = ‘CS’ EXCEPT SELECT * FROM S WHERE SAGE<=19; B.SELECT * FROM S WHERE SDEP = "CS" AND SAGE > 19; C.SELECT * FROM S WHERE SDEP = "CS" AND SAGE <= 19; D.SELECT * FROM S WHERE SDEP != "CS" ANSAGE <= 19;
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