2. What is database?
• A database is an
organized collection
of data, today typically in
digital form.
3. Document-oriented database
• A document-oriented database
is a computer program designed
for storing, retrieving, and
managing document-oriented,
or semi structured data,
information
5. Embedded database
• These databases consist of data
developed by individual end-
users. Examples of these are
collections of documents,
spreadsheets, presentations,
multimedia, and other files.
7. Graph database
• Graph database is a kind of No
SQL database that uses graph
structures with nodes, edges, and
properties to represent and store
information.
9. Hypertext database
• Hypertext databases are
particularly useful for organizing
large amounts of disparate
information. For example they
are useful for maintaining
online encyclopedias.
13. Distributed database
• A distributed database is a database in
which storage devices are not all
attached to a common processing unit
such as the C.P.U. It may be stored in
multiple computers located in the same
physical location, or may be dispersed
over a network of interconnected
computers.