A database administrator (short form DBA) is a person responsible for the installation, configuration, upgrade, administration, monitoring and maintenance of physical databases. The role includes the development and design of database strategies, monitoring and improving database performance and capacity, and planning for future expansion requirements. They may also plan, co-ordinate and implement security measures to safeguard the database. Employing organizations may require that a database administrator have a certification for the particular RDBMS being used. Examples are Oracle Database 11g Administrator Certified Professional and MCITP Database Administrator 2008. A database administrator's responsibilities can include the following tasks: DBA's are also known by the titles Database Coordinator or Database Programmer. The role is closely related to the other jobs of Database Analyst, Database Modeller, Programmer Analyst, and Systems Manager.
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