SELECT * FROM `sys_user` WHERE username='anonymous'
SELECT * FROM `sys_useringroup` WHERE user_id=1
SELECT * FROM `sys_group` WHERE name='gebruikers'
SELECT * FROM `sys_useringroup` WHERE group_id=1
SELECT * FROM `sys_useringroup` WHERE user_id=1 and group_id=1
SELECT * FROM `sys_user` WHERE username = 'anonymous'
SELECT * FROM `sys_useringroup` WHERE user_id=1
SELECT * FROM `sys_useringroup` WHERE user_id=1
SELECT * FROM `sys_user` WHERE username='anonymous'
SELECT * FROM `sys_useringroup` WHERE user_id=1
SELECT * FROM `sys_group` WHERE name='gebruikers'
SELECT * FROM `sys_useringroup` WHERE group_id=1
SELECT * FROM `sys_useringroup` WHERE user_id=1 and group_id=1
SELECT * FROM `sys_user` WHERE username='jonny'
SELECT * FROM `sys_useringroup` WHERE user_id=2
​SELECT * FROM `bureau` WHERE id=1
SELECT * FROM `sys_user` WHERE id=2
SELECT * FROM `sys_useringroup` WHERE user_id=2
SELECT * FROM `bureau` WHERE id=1
SELECT * FROM `sys_group` WHERE name='beheerders'
SELECT * FROM `sys_useringroup` WHERE group_id=2
SELECT * FROM `sys_useringroup` WHERE user_id=2 and group_id=2
SELECT * FROM `sys_group` WHERE id=1
SELECT * FROM `sys_useringroup` WHERE group_id=1
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