What is database

A database is a collection of logically related information/data, which is available for one or more users organised in a way, so that it can be easily accessed, managed and updated. It.is actually a place, where related piece of information is stored and various operations can be performed on it by the user.

A database is basically a computer based record/data/information keeping system. Data is raw, unorganized facts and entities relevant to the user need to be processed such as a digital representation of text, numbers, graphical images or sound. The data are stored in such a way that they are independent of the programs used by the people for accessing the data.

e.g. consider the names, telephone numbers and addresses of the relatives etc. You may have recorded this data in an indexed address book or you may have stored it on a hard drive, using application software such as Microsoft Access or OpenOffice.org BASE. Database can be created with the help of given structure: