Can we use MAX function in group by?

Can Max function be used in GROUP BY?

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 we use function in GROUP BY?

GROUP BY. Aggregate functions are normally used in conjunction with a GROUP BY clause. The GROUP BY clause enables you to use aggregate functions to answer more complex managerial questions such as: What is the average salary of employees in each department?

Can you use max without GROUP BY SQL?

The GROUP BY clause does not contain all the expressions in the SELECT clause. SELECT expressions that are not included in a group function, such as AVG, COUNT, MAX, MIN, SUM, STDDEV, or VARIANCE, must be listed in the GROUP BY clause.

Can we use MAX function in having clause?

MAX() function with Having The SQL HAVING CLAUSE is reserved for aggregate function. The usage of WHERE clause along with SQL MAX() have also described in this page. The SQL IN OPERATOR which checks a value within a set of values and retrieve the rows from the table can also be used with MAX function.