update A a INNER JOIN B b ON a.a_id=b.b_id set a.new_name = b.old_name
where a.a_id='123456'
wordpress the_title() 字数巩义网站优化公司
转载于:https://www.cnblogs.com/wcnwcn/p/7675620.html
update A a INNER JOIN B b ON a.a_id=b.b_id set a.new_name = b.old_name
where a.a_id='123456'
转载于:https://www.cnblogs.com/wcnwcn/p/7675620.html