We have persisted many games in our database and added a new owner field for the games that is a required field. We don't want to delete all the existing games, and therefore, we will take advantage of some features in Django that make it easy for us to make the changes in the underlying database without losing the existing data.
Now, we need to retrieve the id for the superuser we have created to use it as the default owner for the existing games. Django will allow us to easily update the existing games to set the owner user for them.
Run the following commands to retrieve the id from the auth_user table for the row that whose username is equal to 'superuser'. Replace superuser with the user name you selected for the previously created superuser. In addition, replace user_name in the command with the user name you used to create the PostgreSQL database and password with your chosen password for this database user. The command...
