mysqlテーブル間のデータ転送

// User            UserAdditionalInfo  
insert tbl_user_additional_info
(user_id,country,address,postal_code,phone,edu_background)
select 
user_id,country,address,postal_code,phone,edu_background
from tbl_user where user_id not in(select user_id from tbl_user_additional_info);

//  User    
alter table tbl_user 
drop user_id,
drop country,
drop address,
drop postal_code,
drop phone,
drop edu_background;

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