Data and Database Administrators
The database and the DBMS are corporate resources that must be managed like any other
resource. Data and database administration are the roles generally associated with the
management and control of a DBMS and its data. The Data Administrator (DA) is
responsible for the management of the data resource including database planning, development
and maintenance of standards, policies and procedures, and conceptual/logical database
design. The DA consults with and advises senior managers, ensuring that the
direction of database development will ultimately support corporate objectives.
The Database Administrator (DBA) is responsible for the physical realization of the
database, including physical database design and implementation, security and integrity
control, maintenance of the operational system, and ensuring satisfactory performance
of the applications for users. The role of the DBA is more technically oriented than the
role of the DA, requiring detailed knowledge of the target DBMS and the system environment.
In some organizations there is no distinction between these two roles; in others,
the importance of the corporate resources is reflected in the allocation of teams of staff
dedicated to each of these roles. We discuss data and database administration in more
detail in Section 9.15.
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