题解 | #创建一个actor_name表#

# create table if not exists actor_name(
#     first_name varchar(45) not null,
#     last_name varchar(45) not null
# ) select first_name, last_name from actor;





# 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;




create table if not exists actor_name as (
    select first_name, last_name
    from actor
);