Cramps in your hand can arise from a number of different causes. Hand cramps develop as a result of conditions affecting muscles and nerves in your hand. Trauma or injury to a nerve in your hand can also cause hand cramps. Even breathing too fast (hyperventilation) can result in hand cramps, as carbon dioxide levels in the blood become too low. Everyday, simple reasons, such as fatigue from overuse, can lead to temporary, acute cramps in the hand.
Just like files that you save on the device's internal storage, Android stores your database in private disk space that's associated application. Your data is secure, because by default this area is not accessible to other applications. A useful set of APIs is available in the SQLiteOpenHelper class.
There are a number of ways of storing data in a website and one very common way to accomplish this task is to use a database. The databases are of different types like the SQL database or the XML database. When a XML database is used for the storage of data in a website, then the stored data can get corrupted or modified and this attack on the security of the data stored in a XML database is known as XML injection. To understand the concept of XML injection, first you need to be familiar with the concept of a database.