Demo Realm

1/ Demo Realm: You can know how to add data(Realm Object) to database(Realm), view database and delete data from database. You can see video to know more information: https://youtu.be/liNPgO_qdLo

2/ Demo Migration: You can know how to change the schema of database You can see video to know more information: https://youtu.be/JFa78RnhHwo