// column family: songs
	session.execute("CREATE TABLE IF NOT EXISTS simplex.songs ("
			+ "id uuid PRIMARY KEY, " 
                        + "title text, " 
                        + "album text,"
			+ "artist text, " 
                        + "tags set<text>, "
                        + "data blob" + ");"
        );
		
	// column family: playlists
	session.execute("CREATE TABLE IF NOT EXISTS simplex.playlists ("
			+ "id uuid, " 
                        + "title text, " 
                        + "album text, " 
                        + "artist text,"
			+ "song_id uuid, " 
                        + "PRIMARY KEY (id, title, album, artist)"
			+ ");"
        );