摘要: alter table pic_all add ( `expand1` varchar(255), `expand2` varchar(255), `expand3` varchar(255) ); 阅读全文
posted @ 2018-11-23 15:51 理舞 阅读(4380) 评论(0) 推荐(0) 编辑
摘要: UPDATE province_yunnan_salary s1 JOIN province_guangdong_salary s2 ON s1.user_name= s2.user_name SET s1.salary= s2.salary WHERE s1.user_name = '周一一' 阅读全文
posted @ 2018-11-23 15:43 理舞 阅读(7335) 评论(0) 推荐(1) 编辑