mysql> select * from node where nid = 5\G
*************************** 1. row ***************************
      nid: 5
      vid: 5
     type: book
 language: und
    title: PHP 5 Power Programming
      uid: 1
   status: 1
  created: 1345034378
  changed: 1345034395
  comment: 2
  promote: 1
   sticky: 0
     tnid: 0
translate: 0
1 row in set (0.00 sec)

mysql> select * from field_data_field_author2 where entity_id = 5;
+-------------+--------+---------+-----------+-------------+----------+-------+---------------------+----------------------+
| entity_type | bundle | deleted | entity_id | revision_id | language | delta | field_author2_value | field_author2_format |
+-------------+--------+---------+-----------+-------------+----------+-------+---------------------+----------------------+
| node        | book   |       0 |         5 |           5 | und      |     0 | Derick Rethans      | NULL                 |
| node        | book   |       0 |         5 |           5 | und      |     1 | Hannes Magnusson    | NULL                 |
+-------------+--------+---------+-----------+-------------+----------+-------+---------------------+----------------------+
2 rows in set (0.00 sec)