Role of a DBA
- 1. SINAI DESIGNERSDR.RITU BHARGAVA D E P A R T M E N T O F C O M P U T E R S C I E N C E ROLE OF A DBA S O P H I A G I R L ' S C O L L E G E ( A U T O N O M O U S ) A J M E R
- 2. WHO IS A DBA The DBA is responsible for design,operations and management of the database DBA must be a technically competent,a skilled diplomat and should posses excellent communication skills. 0 3 S I N A I D E S I G N E R S
- 3. Management skills are required to plan ,coordinate and carry out multitude of tasks during all phases of database project and to supervise a staff. Technical skills are needed because the DBA has to be able to understand the complex hardware and software issues involved,and to work with system and application experts in solving problems. Diplomatic skills are used to communicate with users and determine their needs ,to negotiate agreements on data definations and database access rights,to mediate between users with conflicting requirements. Excellent communication skills are required. 0 4 S I N A I D E S I G N E R S
- 4. A DBA is responsible for one or more databases within the organization,and concentrates on more technical issues. DBA has many functions that vary according to the stage of the database project. Following are the functions or role of a DBA in an organization 1)PLANNING THE DATABASE 2)DEVLOPING THE OPERATING DATABASE 3)ENSURING BEST DATABASE PERFORMANCE 0 4 S I N A I D E S I G N E R S
- 5. 1)PLANNING THE DATABASE i)Preliminary database planning ii)identifying user requirement iii)Developing and maintaining data dictionary iv)Designing the logical model v)Choosing a DBMS vi)Developing the physical model. 0 3 S I N A I D E S I G N E R S
- 6. 2)DEVELOPING THE OPERATING DATABASE i)Creating and loading the database ii)Develop user's views iii)Writing and maintaining documentation iv)Developing and enforcing data standards. v) Developing and enforcing application program standard vi)Developing operating procedures vii)Doing user's training 0 3 S I N A I D E S I G N E R S
- 7. 3)ENSURING BEST DATABASE PERFORMANCE i)Monitoring high performance. ii)Tuning and reorganizing. iii)Keeping current on Database improvements 0 3 S I N A I D E S I G N E R S