sql语法:从一个表update到另外一个表
一、
update a set a.name=b.name1 from a,b where a.id=b.id
二、
update table1 set a.status = b.status from table1 a inner join table2 b on a.idl = b.idl
update a set a.name=b.name1 from a,b where a.id=b.id
二、
update table1 set a.status = b.status from table1 a inner join table2 b on a.idl = b.idl