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Due Week 8 and worth 90 points
Read the following articles available in the ACM Digital Library: Dual Assessment of Data Quality in Customer Databases, Journal of Data and Information Quality (JDIQ), Volume 1 Issue 3, December 2009, Adir Even, G.…

Week 7 Discussion 1 “Concurrency Control” 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…