题解 | #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
