cnt, user_id FROM users_tags_keys_tmp_1
                  
                  
                  GROUP BY user_id) AS t
                  
                  
                  JOIN users_tags_keys_tmp_1 on t.user_id=users_tags_keys_tmp_1.user_id
                  
                  
                  ORDER BY cnt DESC, t.user_id, key_id) as t2
                  
                  
                
Неа, все равно #1060 - Duplicate column name 'user_id' 😔
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