An explanation of Eric Brewer's CAP theorem, which says you cannot have more than two of Consistency, Availability and Partition-tolerance in web-based distributed systems.
Every application uses data, and Android applications are no exception. Android uses the open-source, stand-alone SQL database, SQLite. Learn how to create and manipulate a SQLite database for your Android app.
J. Gray. Very Large Data Bases, 7th International Conference, September 9-11, 1981, Cannes, France, Proceedings, Seite 144-154. IEEE Computer Society, (1981)