There are times when a database is accessed by many users


There are times when a database is accessed by many users across the enterprise. Transaction logs can help maintain concurrency in a multiuser platform.

Describe at least two business scenarios where COMMIT and ROLLBACK would be required. Describe how these functions would be essential for business continuity and concurrency control. Identify how these functions would enable an organization to recover from a database corruption event.

Describe how locks could be used in order to qualify data transactions and enhance concurrency control. Suggest at least two business scenarios that would benefit from implementing locking methods.

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