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- Hide changes in the database hardware from the application
- retrieval (query and reporting)
- Security, integrity, backup, fault tolerance etc
- DB Definition
- DB revision and restructuring
Wiki User
∙ 13y ago
Wiki User
∙ 11y agoHere are the follwing 5 steps: (1)hide the low level details from user.
(2)data retrival,quering
(3)setting security,integrity and fault tolerance mechanisms.
(4)database defination
(5)database revision in restucturing
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