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create table staff like sakila.staff; insert into staff select * from sakila.staff; create table department ( department_id int auto_increment primary key , name varchar(64) ); insert into department (name) values ('Management'),('Sales'); ALTER TABLE staff ADD COLUMN department_id INT; ALTER TABLE staff ADD FOREIGN KEY(department_id) REFERENCES department(department_id); UPDATE staff SET department_id = 2; describe staff

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