facebook uses "NO SQL" database "NO SQL" name is derived from first letters of
NOT
ONLY
SQL
Facebook uses a simple Search feature. When a person is a member, their User Name is automatically added to that Search database on Facebook. This database is also used in Google searches, such as if you use the search term Facebook+User Name. If you can no longer find that specific person in the Facebook Search database, the person may have:Changed their User NameDeleted /closed their account completely. For example, a parent of a pre-teen may have asked Facebook to close a child's account because the user is not of an age to be on Facebook.Or, perhaps Facebook permanently blocked the User's account
Simply go to Facebook search by city's page , type the name and city name of the person and click search button
Wikipedia uses MySQL as its database.
test
business database management
they use a database because it helps them count up stuff and so on!
database
Database system can be defined as the collection of interrelated data. Uses of database system are that it maintains data security , data integrity, data can be easily accessed and shared too.
Facebook uses the HTTP Protocol
The uses of a computer in science are research,calculation,and database.
Different languages like Java, Python, PHP, C++ and Ruby building its stack that allows to all languages stated to interoperate.
Facebook is better... no one uses msn.