SQL server常用操作
SQL server常用操作
降序排列 select * from student order by id desc 降序
修改 update student set name='程辉' where id=3
添加 insert into student(id,name,age) values(4,'nihao',20)

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SQL server常用操作
降序排列 select * from student order by id desc 降序
修改 update student set name='程辉' where id=3
添加 insert into student(id,name,age) values(4,'nihao',20)