SQL result

Host: localhost
Database: sts
Generation Time: Sep 23, 2012 at 12:51 AM
Generated by: phpMyAdmin 3.5.1 / MySQL 5.1.36-community-log
SQL query: EXPLAIN SELECT t.* , u.pushover_key AS `owner_pushover_key`, u.name AS `owner_name`, u.id AS `owner_id`, u.email AS `owner_email`, u.phone_number AS `owner_phone`, u.email_notifications AS `owner_email_notifications`, u2.pushover_key AS `assigned_pushover_key`, u2.name AS `assigned_name`, u2.id AS `assigned_id`, u2.email AS `assigned_email`, u2.email_notifications AS `assigned_email_notifications`, u3.name AS `submitted_name`, u3.id AS `submitted_id`, u3.email AS `submitted_email`, u3.email_notifications AS `submitted_email_notifications`, tp.name AS `priority_name`, td.name AS `department_name`, ts.name AS `status_name`, ts.colour AS `status_colour`, ts.active AS `active`, pa.name AS `pop_account_name` FROM tickets t LEFT JOIN users u ON u.id = t.user_id LEFT JOIN users u2 ON u2.id = t.assigned_user_id LEFT JOIN users u3 ON u3.id = t.submitted_user_id LEFT JOIN ticket_priorities tp ON tp.id = t.priority_id LEFT JOIN ticket_departments td ON td.id = t.department_id LEFT JOIN ticket_status ts ON ts.id = t.state_id LEFT JOIN pop_accounts pa ON pa.id = t.pop_account_id WHERE 1 = 1 AND t.site_id = 1 AND ( t.department_id IN (SELECT utd.department_id FROM users_to_departments utd WHERE utd.user_id = 5 AND utd.site_id = 1) OR (t.assigned_user_id = 5 OR t.user_id = 5)) ORDER BY t.last_modified DESC LIMIT 50 OFFSET 0 ;
Rows: 9

id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t index assigned_user_id,user_id,site_id last_modified 8 NULL50 Using where
1 PRIMARY u eq_ref PRIMARY PRIMARY 4 sts.t.user_id 1
1 PRIMARY u2 eq_ref PRIMARY PRIMARY 4 sts.t.assigned_user_id 1
1 PRIMARY u3 eq_ref PRIMARY PRIMARY 4 sts.t.submitted_user_id 1
1 PRIMARY tp eq_ref PRIMARY PRIMARY 4 sts.t.priority_id 1
1 PRIMARY td eq_ref PRIMARY PRIMARY 4 sts.t.department_id 1
1 PRIMARY ts eq_ref PRIMARY PRIMARY 4 sts.t.state_id 1
1 PRIMARY pa eq_ref PRIMARY PRIMARY 4 sts.t.pop_account_id 1
2 DEPENDENT SUBQUERY utd ref site_id,user_id,department_id user_id 4 const 1 Using where