-- A release can be returned for more than one title search. Keep the cached
-- release itself unique by indexer/guid and record each movie association.
CREATE TABLE movie_releases (
    movie_id   INTEGER NOT NULL REFERENCES movies (id) ON DELETE CASCADE,
    release_id INTEGER NOT NULL REFERENCES releases (id) ON DELETE CASCADE,
    PRIMARY KEY (movie_id, release_id)
) STRICT;

CREATE INDEX movie_releases_release ON movie_releases (release_id);