film table is a list of all films
potentially in stock in the stores. The actual in-stock copies
of each film are represented in the
film_id: A surrogate primary key used
to uniquely identify each film in the table.
title: The title of the film.
description: A short description or
plot summary of the film.
release_year: The year in which the
movie was released.
language_id: A foreign key pointing at
table; identifies the language of the film.
original_language_id: A foreign key
pointing at the
table; identifies the original language of the film. Used
when a film has been dubbed into a new language.
rental_duration: The length of the
rental period, in days.
rental_rate: The cost to rent the film
for the period specified in the
length: The duration of the film, in
replacement_cost: The amount charged to
the customer if the film is not returned or is returned in
a damaged state.
rating: The rating assigned to the
film. Can be one of:
special_features: Lists which common
special features are included on the DVD. Can be zero or
Behind the Scenes.
last_update: The time that the row was
created or most recently updated.