Question: 1. Explain the how a database transactions works. Why do we need rollbacks and commits? 2. Provide an example of how a database transaction

1. Explain the how a database transactions works. Why do we need rollbacks and commits? 2. Provide an example of how a database transaction processes data by using a 'real world' example. 3. Describe how the DBMS controls concurrent access and explain problems that are associated with inadequate concurrency control. 4. Compare advantages and disadvantages of the distributed database model.

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1 A database transaction is a sequence of one or more operations read write update performed on a database that is treated as a single logical unit of work The purpose of database transactions is to e... View full answer

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