I don't know how to mirror your mysql database in your android android database. There are two ways that I can think of when it comes to syncing data on your phone. The first is using the sync channel. But it will only pull data from the server and therefore you will not have your synchronization as soon as the update is done.
- push-. FCM, Firebase GCM, Google, . . , , - API .
FCM, Syncadapters ..