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It is obvious that tremendous achievements have been emerged in IT industries at various sectors. If we have a keen look, all the technologies are revolving around a single word �DATA�. All techniques are trying to improve the read and write of data from and to the database. Usually read and write are referred by common word called �transactions�. Cloud Computing is one of those technologies that involves execution of Database transactions. This paper provides a system model called CRACS which maintains atomicity, isolation, consistency and durability of transactions at NOSQL databases which usually try to deviate from above said properties of transactions.
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