What types of aggregate functions are available in SQL Server?

Question

SQL Aggregate Functions COUNT – counts the number of elements in the group defined. SUM – calculates the sum of the given attribute/expression in the group defined. AVG – calculates the average value of the given attribute/expression in the group defined. MIN – finds the minimum in the group defined.

What are the different types of aggregate functions in SQL?

SQL Aggregate FunctionsCOUNT counts how many rows are in a particular column.SUM adds together all the values in a particular column.MIN and MAX return the lowest and highest values in a particular column, respectively.AVG calculates the average of a group of selected values.

What are the aggregate functions in SQL Server?

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.

What are the 5 aggregate functions in SQL?

SQL Aggregate FunctionsCOUNT FUNCTION. COUNT function is used to Count the number of rows in a database table. ... SUM Function. Sum function is used to calculate the sum of all selected columns. ... AVG function. The AVG function is used to calculate the average value of the numeric type. ... MAX Function. ... MIN Function.

How many aggregate functions are there?

SQL aggregate functions return information about the data in a database. AVG, for instance, returns the average of the values in a database column. There are five aggregate functions, which are: MIN, MAX, COUNT, SUM, and AVG.

Expert · Answer