mysql 根據一張表更新另外一張表

update tablea a, tableb b set a.bname=b.name where a.bid=b.id and a.id between 262 and 271

between 是>= and <=，即包含兩個邊界

 

update tablea a inner join tableb b on a.bid=b.id set a.bname=b.name where a.id between 262 and 271