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SQL Server MAX() function is an aggregate function that returns the maximum value in a set. The MAX() function accepts an expression that can be a column or a valid expression. Similar to the MIN() function, the MAX() function ignores NULL values and considers all values in the calculation.

## How does Max work in MySQL?

The MySQL MAX() function is used to return the maximum value in a set of values of an expression. This aggregate function is useful when we need to find the maximum number, selecting the most expensive product, or getting the largest payment to the customer from your table.

## How do you find Max in SQL?

To find the max value of a column, use the MAX() aggregate function; it takes as its argument the name of the column for which you want to find the maximum value. If you have not specified any other columns in the SELECT clause, the maximum will be calculated for all records in the table.

## Does Max Work on dates SQL?

MAX function works with “date” data types as well and it will return the maximum or the latest date from the table.

## What is Max in SQL Server?

SQL Server MAX() Function

The MAX() function returns the maximum value in a set of values.

## Can we use MAX function in having clause?

SQL MAX() with HAVING

The SQL HAVING CLAUSE is reserved for aggregate function. … 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.

## How do you find the maximum value of a subquery?

To find the maximum value of a column, use the MAX() aggregate function; it takes a column name or an expression to find the maximum value. In our example, the subquery returns the highest number in the column grade (subquery: SELECT MAX(grade) FROM student ).

## Is Max an aggregate function?

SQL Server MAX() function is an aggregate function that returns the maximum value in a set. The MAX() function accepts an expression that can be a column or a valid expression. Similar to the MIN() function, the MAX() function ignores NULL values and considers all values in the calculation.

## How do I find the minimum and maximum value in SQL?

To ask SQL Server about the minimum and maximum values in a column, we use the following syntax: SELECT MIN(column_name) FROM table_name; SELECT MAX(column_name) FROM table_name; When we use this syntax, SQL Server returns a single value. Thus, we can consider the MIN() and MAX() functions Scalar-Valued Functions.

## How do I get two maximum values in SQL?

SELECT MAX (column_name) FROM table_name WHERE column_name NOT IN (SELECT Max (column_name) FROM table_name); First we selected the max from that column in the table then we searched for the max value again in that column with excluding the max value which has already been found, so it results in the 2nd maximum value.

## How do you find the maximum date?

Max function to find latest date

If you want to find out the latest dates in the range, you can enter the formula =MAX(A1:D7), and press the Enter key.

## How do I get only the max date in SQL?

To get the other columns of the table, you can join them on OrderNo and the MaxDate . … left join (select OrderNO, PartCode, Quantity from (select OrderNO, PartCode, Quantity, row_number() over(partition by OrderNO order by DateEntered desc) as rn from YourTable) as T where rn = 1 ) RESULT on ….

## How do I get latest data in SQL?

But there are ways to get the last record in MySql, SQL Server, Oracle etc.

…

My SQL syntax:

- SELECT column_name FROM table_name.
- ORDER BY column_name DESC.
- LIMIT 1;

## Does Max need GROUP BY?

As per the error, use of an aggregate like Max requires a Group By clause if there are any non-aggregated columns in the select list (In your case, you are trying to find the MAX(Num) and then return the value(s) associated in the ID column).

## How does Max work with NULL values?

MAX ignores any null values. MAX returns NULL when there is no row to select. For character columns, MAX finds the highest value in the collating sequence. MAX is a deterministic function when used without the OVER and ORDER BY clauses.

## How aggregate function works in SQL?

An aggregate function performs a calculation on a set of values, and returns a single value. Except for COUNT(*) , aggregate functions ignore null values. Aggregate functions are often used with the GROUP BY clause of the SELECT statement. All aggregate functions are deterministic.