问答题X 纠错
(1)
SELECT sno,sname
FROM student
(2)
SELECT sno,cno,degree*1.2=成绩
FROM SC
(3)
SELECT FROM student
WHERE sdept='计算机工程系'AND ssex='女'
(4)
SELECT sno,cno FROM sc
WHERE degree>90 or degree<60
(5)
SELECT sname,sno
FROM student
WHERE sname LIKE '_阳%‘
(6)
SELECT AVG(degree)
FROM sc
WHERE cno='C01'
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