Explain Database Administrators With Functions, Define DBA Functions, What Is DBA, Explain Database Designers, DBD Functions
Database administrators (DBA)
Database administrators is the controller of the overall operations of the database.
But he is not responsible for creating the database or the structure of the database.
Database administrators is the most powerful actor on the scene.
Functions of DBA
Authorizing access to the database
Coordinating & monitoring the database
For acquiring hardware & software resources as needed by the user
Concurrency control checking
Security of the database
Making backups & recovery
Modification of the database structure & its relation to the physical database
Database Designers (DBD)
Database Designers is the person who designs the database structure for the first time pre-requisites i.e. to collect data from which source is decided by DBD.
Functions of DBD
the creation of original description of the database structure
database designers interact with different group of users & integrate their views to make the best structure.
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