db\Connection useMaster()

useMaster() public method

Executes the provided callback by using the master connection.

This method is provided so that you can temporarily force using the master connection to perform DB operations even if they are read queries. For example,

$result = $db->useMaster(function ($db) {
    return $db->createCommand('SELECT * FROM user LIMIT 1')->queryOne();
});

public mixed useMaster ( callable $callback )
$callback	callable	A PHP callable to be executed by this method. Its signature is `function (Connection $db)`. Its return value will be returned by this method.
return	mixed	The return value of the callback

Links:

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

doc_Yii

2016-10-30 16:57:52

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