SQL Aggregate Functions (Image by - Sharma Guides | Subham232330) Aggregate Functions:- These functions are used to perform the calculations on data. -> Returns a single value. Types of SQL Aggregation Function Aggregation Function | | - COUNT | | - SUM | | - AVG | | - MAX | | - MIN Count() = Return the number of rows. Sum() = It takes all values from different rows and returns their sum value. Avg() = This function accepts values from multiple rows and returns an average of all values. Max() = It returns the largest value. Min() = It returns the smallest value.