题解 | #SQL33 创建一个actor_name表#
创建一个actor_name表
http://www.nowcoder.com/practice/881385f388cf4fe98b2ed9f8897846df
create table if not exists 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;
