A microblog is a type of blog in which users can post small pieces of digital content like pictures, video or audio on the Internet. These posts, called microposts, are immediately available to a small community or public. It differs from a blog due to its smaller content. Micoblogging is highly popular among users due to its portability and...
A database is the back-end of an application. A DBMS receives instruction from a database administrator (DBA) and accordingly instructs the system to make the necessary changes. These commands can be to load, retrieve or modify existing data from the system.
A DBMS always provides data independence. Any change in storage mechanism and formats are performed without modifying the entire application. There are four main types of database organization:
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