Flash cards
Review the key moves
1/4
Core idea
What is the main idea behind MySQL AVG() Function?
Lesson checks
Practice each idea before moving on
Short Mimo-style checks built from this lesson's code, terms, and sequence.
1Quick choice
Which statement best captures the main point of this lesson?
2Fill blank
Complete the missing token from the example code.
___ AVG(Price) AS3Order
Put the learning moves in the order that makes the concept easiest to apply.
The AVG() function returns the average value of an expression.
Definition and Usage
MySQL AVG() Function
Example
SELECT AVG(Price) AS
AveragePrice FROM Products;Definition and Usage
The AVG() function returns the average value of an expression.
Note
NULL values are ignored.
Syntax
AVG(
expression
)Parameter Values
| Parameter | Description |
|---|---|
| expression | Required. A numeric value (can be a field or a formula) |
Technical Details
| Works in: | From MySQL 4.0 |
|---|