Meaning – A database administrator is one who is responsible for managing the working of a database system, at an individual or enterprise level. The main objective of a database administrator, is to ensure that the database runs efficiently. He/She makes use of specialised software to store and organise data within the database.
The database administrator also ensures that the data in a database is available for use to the designated users, and unauthorised personnel are kept locked out, in order to avoid misuse of the data.
There are two main types of database administrators –
System DBAs, who are responsible for the physical and technical aspects of a database, such as installing upgrades and patches to fixprogram bugs.
Application DBAs, who support a database that has been designed for a specific application or a set of applications, such as customer-service software.
Example of usage – “There are some database administrators who are hired for general purpose objectives, while there are some who are hired to perform specific roles within the organisation.”