A Database Administrator’s main task is to maintain and support the large files that contain a company’s business information. His or her responsibility is to ensure that the information contained in those files is constantly available to the users of that information. The Database Administrator implements, configures, and troubleshoots database instances, replication, backup, partitions, storage, and access. The DBA is responsible for monitoring and optimizing system performance using index tuning, disk optimization, and other methods. The Database Administrator is the person responsible for setting user privileges within the database environment. The tools used in performing these tasks are the various database software packages that are available in the market such as RDBMS (Relational Database Management Systems) and the like. The main skills required for this position include a demonstrated knowledge of the leading database software packages and utilities, and a proven familiarity with programming concepts. In addition, this role requires the utmost attention to detail and the ability to multitask. At a minimum, a certification in Database Administration is essential for this position, although having a college degree is a big advantage. The Database Administrator usually works in an office setting together with the rest of the technical staff with whom he or she constantly interacts. The people a DBA typically interacts with are the Business Analysts, Systems Programmers and the users, who are mostly the customers and employees of the company. The Database Administrator usually reports to a technical manager, such as the Chief Information Officer. Many established businesses with large-scale information systems usually hire a Database Administrator to manage their file system. In most cases, a Database Administrator maintains a regular work schedule; however, he may be required to perform certain maintenance work during off-hours, and on weekends or holidays. The Database Administrator is also oftentimes required to go on an on-call schedule in order to troubleshoot problems that can occur with the company files.
Database Administrator (DBA) Tasks
Monitor and optimize system performance using index tuning, disk optimization, and other methods.
Install, configure, troubleshoot, and maintain a database system.
Implement, configure, and troubleshoot database instances, replication, backup, partitions, storage, and access.
Set user privileges within the database environment.