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db\Query average()

average() public method

Returns the average of the specified column values.

public mixed average ( $q, $db = null )
$q	string	The column name or expression. Make sure you properly quote column names in the expression.
$db	yii\db\Connection	The database connection used to generate the SQL statement. If this parameter is not given, the `db` application component will be used.
return	mixed	The average of the specified column values.

Links:

http://www.yiiframework.com/doc-2.0/yii-db-query.html#average()-detail

doc_Yii

2016-10-30 16:58:56

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