Hello,
Finally I did this :
Code:
SELECT b.`title` AS `title`
FROM `#__user_usergroup_map` AS a
LEFT JOIN `#__usergroups` AS b
ON b.`id` = a.`group_id`
WHERE a.`user_id` = '[user_id]'
With multiple rows, and this into row:
Code:
[column_title] /