SQL语句
摘要:1、将一个表中数据查出插入另一张表中 insert into user(username,password,role) select code,'111','teacher' from teacher 2、根据查询结果更新 UPDATE MyTable INNER JOIN MyTable_Temp
阅读全文
posted @ 2017-10-24 09:07
posted @ 2017-10-24 09:07
posted @ 2017-10-09 09:25