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mysql> EXPLAIN SELECT e_serial, DATE_FORMAT( e_date, '%m/%d/%Y' ) AS e_date, eo_name, ed_name, o_name, ev2.ev_value as start_time, ev3.ev_value as end_time FROM `cal_e_event` LEFT JOIN cal_eo_eventowner ON eo_serial = e_eo_serial LEFT JOIN cal_ed_eventdefinition ON ed_serial = e_ed_serial LEFT JOIN cal_ev_eventvalue AS ev1, ath_o_opponents ON ev1.ev_e_serial=e_serial AND ev1.ev_edi_serial=1 AND o_serial=ev1.ev_value LEFT JOIN cal_ev_eventvalue AS ev2 ON ev2.ev_e_serial = e_serial AND ( ev2.ev_edi_serial =2 OR ev2.ev_edi_serial =24 ) LEFT JOIN cal_ev_eventvalue AS ev3 ON ev3.ev_e_serial = e_serial AND ev3.ev_edi_serial=25 WHERE e_date > '2007-08-01' AND e_date < '2008-07-30' AND e_ed_serial != '4' ORDER BY `cal_e_event`.`e_date` ASC , `cal_e_event`.`e_serial` ASC;
+----+-------------+------------------------+--------+---------------+---------+---------+-----------------------------+------+----------------------------------------------+
| id | select_type | table                  | type   | possible_keys | key     | key_len | ref                         | rows | Extra                                        |
+----+-------------+------------------------+--------+---------------+---------+---------+-----------------------------+------+----------------------------------------------+
|  1 | SIMPLE      | cal_e_event            | ALL    | NULL          | NULL    |    NULL | NULL                        | 2075 | Using where; Using temporary; Using filesort |
|  1 | SIMPLE      | ev1                    | ALL    | NULL          | NULL    |    NULL | NULL                        | 7772 |                                              |
|  1 | SIMPLE      | cal_eo_eventowner      | eq_ref | PRIMARY       | PRIMARY |       4 | cms.cal_e_event.e_eo_serial |    1 |                                              |
|  1 | SIMPLE      | cal_ed_eventdefinition | eq_ref | PRIMARY       | PRIMARY |       4 | cms.cal_e_event.e_ed_serial |    1 |                                              |
|  1 | SIMPLE      | ath_o_opponents        | eq_ref | PRIMARY       | PRIMARY |       4 | cms.ev1.ev_value            |    1 |                                              |
|  1 | SIMPLE      | ev2                    | ALL    | NULL          | NULL    |    NULL | NULL                        | 7772 |                                              |
|  1 | SIMPLE      | ev3                    | ALL    | NULL          | NULL    |    NULL | NULL                        | 7772 |                                              |
+----+-------------+------------------------+--------+---------------+---------+---------+-----------------------------+------+----------------------------------------------+
7 rows in set (0.00 sec)