How to maintain a persistent connection with MySQL?

Question

Yii

I am using the Ratchet chat library. Works like a demon. I start through the console controller. The problem is that over time, the connection to the database breaks and the app also crashes. How to maintain a connection in a daemon all the time.

Answer 1

I have before the start of the socket is -
And in the settings of the bd component is -

'attributes'=>[
        PDO::ATTR_PERSISTENT => true
    ]