行集上使用DELETE。删除成绩表中所有学号为‘0301001’的成绩记录DELETEFROM成绩表WHERESno='0301001''

行集上使用DELETE。删除成绩表中所有学号为‘0301001’的成绩记录 DELETE FROM 成绩表 WHERE Sno= '0301001''

INSERT成绩表(OpenCno,Sno,Grade)VALUES(“0010300103010001”,“0301001”,98)

INSERT 成绩表(OpenCno,Sno,Grade) VALUES (“0010300103010001”, “0301001”,98)