datamodels, Database Management System

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explain thee diffrent types of data models

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Data models, why older data models are being replaced by new data models....

why older data models are being replaced by new data models.

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Object-oriented decompositions Object-oriented decompositions of systems better are able to cope with change. Each subsystem has a well-defined interface which communicates with

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Define redo logs, Redo Logs: Any database must have minimum two redo logs....

Redo Logs: Any database must have minimum two redo logs. These are the rules for the database; the redo logs record all modifies to the system objects or user objects. If any type

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