dogyii的博客

1 输入代码： create table Student(SId varchar(10),Sname varchar(10),Sage datetime,Ssex varchar(10)); insert into Student values('01' , '赵雷' , '1990-01-01' , '男'), ('02' , '钱电' , '1990-12-21' , '男'), ('03' , '孙风' , '1990-05-20' , '男'), ('04' , '李云' , '1990-08-0