What is the definition of database integrity? List all Oracle restrictions that are used to ensure database integrity.

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A: Answer

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A: As per QnA policy, only first question is answered.

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A:

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Q: When it comes to firewall administration, what are the best practises? Explain.

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A: Definition of data base safety

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Transaction Processing

Transaction processing is a computational style generally performed by server computers, which supports interactive applications (apps). Transaction processing is also known as information processing, which divides the work into indivisible and individual operations called transactions. The transaction is a set of tasks; a single task is considered as the minimum processing unit that cannot be divided again.