Can we use max with GROUP BY in SQL?

Can we use Max and GROUP BY together in SQL?

MySQL MAX() function with GROUP BY retrieves maximum value of an expression which has undergone a grouping operation (usually based upon one column or a list of comma-separated columns).

Can you use Max in GROUP BY?

SQL Server MAX() with GROUP BY clause example First, the GROUP BY clause divided the products into groups by the brand names. Then, the MAX() function is applied to each group to return the highest list price for each brand.

Can we use Max in SQL without GROUP BY?

Yes your approach is OK, but my example was very simple (compared to my real case). In reality the procedure is much more bigger, and I have to make aggregate function on more than one column (not only on emp_id). Moreover, I am requested to deliver Max/Min values for some columns (so order by can not be the solution).

Can we use max in order by in SQL?

SQL:1999 and later also allow referring to arbitrary expressions in the sort list, so you could just do ORDER BY max(t.