mysql: select * from mp3.song limit 3;
+----+--------------------------------+----------+
| id | title                          | album_id |
+----+--------------------------------+----------+
|  1 | Until the End of the World     |        1 |
|  2 | So Cruel                       |        1 |
|  3 | Tryin to Throw Your Arms Aroun |        1 |
+----+--------------------------------+----------+

mysql: select * from mp3.album limit 3;
+----+--------------+------+-----------+
| id | title        | year | artist_id |
+----+--------------+------+-----------+
|  1 | Achtung Baby | 1991 |         1 |
|  2 | War          | 1983 |         1 |
|  3 | October      | 1981 |         1 |
+----+--------------+------+-----------+

mysql: select * from mp3.artist limit 3;
+----+-------------+
| id | name        |
+----+-------------+
|  1 | U2          |
|  2 | Bjork       |
|  3 | Pink Floyd  |
+----+-------------+