Does Upgrading Android Application Delete Files From Private Data Directory?

Does upgrading Android application delete files from private data directory? I have tested this by doing the following on a real device From eclipse running V1 of the app and cre

Solution 1:

The following are the only instances I can think of where your app data is deleted:

1. The user chooses to clear your applications user data
2. You delete the data yourself via your application
3. Your application is uninstalled
4. A rooted user navigates to your data and deletes it manually
5. The entire phone is wiped