在Sybase系统中,使用查询语句从“Persons”表中选取“Firstname”中以a开头的所有记录,正确的是:
选项:
A:1、select * from persons where firstname like ‘a%’
B:2、select * from persons where firstname like ‘a’
C:3、select * from persons where firstname like ‘%a’
D:4、select * from persons where firstname like ‘%a%’
发布时间:2024-04-10 10:08:29