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Learning MIT App Inventor: A Hands-On Guide to Building Your Own Android Apps by Mark Sherman, Derek Walter

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TinyWebDB

As discussed earlier, TinyWebDB stores data by using a web-based database. By default, the component accesses a shared database run by the App Inventor team: http://appinvtinywebdb.appspot.com.

This is a demonstration web service: The App Inventor team warns that it could go offline as it is being modified and also cautions that it has very limited storage space—your app’s data could get bumped if another app takes up residence and demands more space.

Despite this caveat, it should function well for those who are looking to first dabble with a database. In most cases, the data should be fine and should work without any major issues, especially if you are using just a small amount while building or testing an app. However, anyone looking ...

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