can i use aggregation function (LAST) in mysql?

Question

can i use aggregation function (LAST) in mysql??
if yes then why give me error for following query::

SELECT `user_id`,last(`value`)
FROM `My_TABLE`
gro         


        

Answer 1

Something like this -

SELECT * FROM table1 t1
  JOIN (SELECT depno, MAX(id) max_id FROM table1 GROUP BY depno) t2
    ON t1.depno = t2.depno AND t1.id = t2.max_id