单项选择题
要在stu表中删除一条字符类型字段A的值是字符串‘B’的记录,应该用()。
A.Delete From stu Where A IS ‘B’
B.ALTER stu DROP A
C.Delete From stu Where A=B
D.Delete From stu Where A=‘B’
点击查看答案&解析

单项选择题
A.Delete From stu Where A IS ‘B’
B.ALTER stu DROP A
C.Delete From stu Where A=B
D.Delete From stu Where A=‘B’
微信扫一扫,加关注免费搜题