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What do you mean by aggregate function?

Contents
  1. What does aggregate function mean in SQL?
  2. What are aggregate functions describe each function with an example?
An aggregate function is a mathematical computation involving a range of values that results in just a single value expressing the significance of the accumulated data it is derived from. Aggregate functions are often used to derive descriptive statistics.


What does aggregate function mean in SQL?

An aggregate function in SQL performs a calculation on multiple values and returns a single value. SQL provides many aggregate functions that include avg, count, sum, min, max, etc. An aggregate function ignores NULL values when it performs the calculation, except for the count function.

What are aggregate functions describe each function with an example?

This function is used to calculate sum of column values in a table selected by query. This function is used to calculate the average of column values in a table selected by query. This function first calculates sum of columns and then divide by total number of rows. ... Welcome back.SidSNameMarks5Rose886Mary90

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