题解 | 创建一个actor表,包含如下列信息
drop table if exists actor;
create table actor(
actor_id smallint(5) not null primary key,
first_name varchar(45) not null,
last_name varchar(45) not null,
last_update date not null default(current_date)
)
drop table if exists actor;
create table actor(
actor_id smallint(5) not null primary key,
first_name varchar(45) not null,
last_name varchar(45) not null,
last_update date not null default(current_date)
)
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