@Query("DELETE FROM tracks WHERE manga_id = :mangaId")
@Query("DELETE FROM tracks WHERE manga_id = :mangaId")
abstractsuspendfundelete(mangaId:Long)
abstractsuspendfundelete(mangaId:Long)
@Query("DELETE FROM tracks WHERE manga_id NOT IN (SELECT manga_id FROM history UNION SELECT manga_id FROM favourites)")
@Query("DELETE FROM tracks WHERE manga_id NOT IN (SELECT manga_id FROM history UNION SELECT manga_id FROM favourites WHERE category_id IN (SELECT category_id FROM favourite_categories WHERE track = 1))")