题目内容:
对于学生信息表:student(sno,sname,sex,age,dept),如果把学生“张明”的姓名改;“张岩”,则正确的语句是
A.UPDATE SET sname='张明'WHERE sname='张岩'
B.UPDATE student SET sname='张明'WHERE sname='张岩'
C.UPDATE student SET sname='张岩'
D.UPDATE student SET sname='张岩'WHERE sname='张明'
参考答案: