Untitled query #55881

This query is marked as a draft This query has been published by AkatsukiRinn.

SQL

SELECT user_groups.ug_group as user_group, year(user.user_registration) as year_registered, COUNT(*) as total_num
FROM (SELECT ug_user, GROUP_CONCAT (ug_group) AS group_combined FROM user_groups) AS user_groups
LEFT OUTER JOIN user
ON user_groups.ug_user = user.user_id 
GROUP BY user_groups.group_combined, year(user.user_registration);

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SQL

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