题解 | #创建一个actor_name表#
创建一个actor_name表
http://www.nowcoder.com/practice/881385f388cf4fe98b2ed9f8897846df
create table actor_name (
first_name varchar(45) not null,
last_name varchar(45) not null
);
insert into actor_name
select first_name, last_name from actor;