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Explain five duties of Database Administrator?
1. DBA administers the three stages of the database and, in consultation along with the whole user community, sets up an definition of the global view or conceptual level of the database.2. Mappings among the internal and the conceptual stages, as well as among the conceptual and external levels, are also defined through the DBA.3. DBA ensures in which appropriate measures are in place to manage the integrity of the database and in which the database is not accessible to unauthorized users.4. DBA is responsible for granting permission to the users of the database and stores the profile of each user within the database.5. DBA is responsible for defining process to recover the database from failures along with minimal loss of data.
We are looking to find someone to prepare a database which improves upon the one we are using at present. The present database will be found here: Click on filter options and yo
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Define instance and schema? Instance: Collection of data stored in the data base at a certain moment is Schema: The overall design of the data base is known as the data base
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You have a friend that runs a motor bike club that holds racing events at various venues on weekends, on a monthly basis. Some venues are private race tracks and some are dirt trac
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