`SQL insert into student (stuid,stuname,deptid) select 10,'xzm',3from student where stuid > 8;
update student a inner join student b on b.stuID=10 seta.stuname=concat(b.stuname, b.stuID) where a.stuID=10 ; `
上一篇
Linux运维必会的mysql企业面试题大全
下一篇
用于数据分析的8个SQL技术