Is it possible to GROUP BY multiple columns using MySQL?

Question

Is it possible to GROUP BY more than one column in a MySQL SELECT query? For example:

GROUP BY fV.tier_id AND 'f.form_template_id'

user_9256646 · Answer

If you prefer (I need to apply this) group by two columns at same time, I just saw this point:

SELECT CONCAT (col1, '_', col2) AS Group1 ... GROUP BY Group1