A database administrator (DBA) is the information technician responsible for directing or performing all activities related to maintaining an easy access to database.
Importance of a DBA
- The DBA is responsible for understanding and managing the overall database environment. DBAs are significant for modern applications which depend on databases for data storage and access.
- The DBA establishes policies and procedures pertaining to the management, security, maintenance and effective use of the database management system. Best MCA Colleges in Jaipur produce such abled and skilled database administrators who can deal with a huge amount of database quickly.
- The DBA is responsible for ensuring that databases and data are backed up appropriately and can be recovered correctly and quickly in the event of failure. Furthermore, the DBA ensures that databases are protected and secured. Besides, DBAs ought to be good communicators. They require to be able to converse and work with application programmers, business end users, IT and business managers and other DBAs.
Functions of database administrators
- The primary function of a DBA is to implement, maintain, optimize and manage database structures for the organization.
- The DBA is the focus point of contact for information about the database management systems that an organization uses. This means keeping up to date latest versions and capabilities of each DBMS they manage.
- DBAs work in close cooperation with application developers to ensure accurate and efficient application design for database access.
- Ensuring efficient performance of the database and applications that access it is a core function of database administration. Database performance is the optimization of resource usage to increase output, enabling the highest workload to be processed.
- When confronted with performance problems, the DBA should be able to perform root cause analysis, for which training is provided in sessions in Best MCA Colleges in Jaipur which is responsible for identifying cause of the problem so that it can be resolved. This requires the ability to identify obstructions, monitor workload and output, monitor storage space and fragmentation; and view and manage the system and review and report DBMS resource use.
- Administering a DBMS usually requires additional tools than those provided with the DBMS itself. The DBA must understand the strengths and weaknesses of any native DBA tools and develop a strategy for addressing its weaknesses. This means that DBAs must be able to implement and use tools that enhance performance, availability, administration and recovery of the databases they manage.