Explain the security mechanisms available for a database and how the data will be protected.

Views, unauthorized access, encryption are some of the security mechanisms.

Explanation:

The database of any application or software contains all the important data, therefore it is utmost necessary to protect the data from falling into dangerous hands. Most databases use authentication measures in form of passwords or bio metrics to avail access. Besides these users can use views to see the data but cannot change anything into the database. Some databases also use encryption systems to encrypt the passwords for better safety. There are some databases which grants user with two types of privileges such as system and  object privileges, whereby with system privileges one can change the system environment variables.

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