update tb set tb.字段= (select 字段 from tb1 where tb.字段1 = tb1.字段1);
update role set uid = (select ID from users where role.name=name);
标签：mysq update date div uid upd user mys sele
update tb set tb.字段= (select 字段 from tb1 where tb.字段1 = tb1.字段1);
update role set uid = (select ID from users where role.name=name);
标签：mysq update date div uid upd user mys sele
原文地址：https://www.cnblogs.com/change4now/p/8372220.html
