Think of a Realm as a database.
A Realm is similar to a database and can contain different kinds of objects. You can use a Realm in your app instead of an SQL database.
The Realm is saved in a file on your device and can be backed up.
You can also create a Realm in memory which is destroyed when you close the realm.
Realm works seamlessly with Android and is very easy to set up and use.
There are a number of options for saving data in Android applications. This tutorial bundle covers them all. From shared preferences to a SQLite database and Network storage.
The tutorials have line-by-line commentary and cover each of the main data storage topics in detail. These are:
Mastering these tutorials will give you the confidence to use any of these options to store data in your application.
This ebook assumes that you have at least completed the “Hello World” tutorial that can be found on the official Android website. The tutorials were created using Eclipse (Helios) and targets Android 2.2 API level 8.
Available at Amazon.com
All the tutorial files are available for download at www.101apps.co.za.
You might also be interested in these titles, all available on Amazon.com: