Atomicity

The phrase "all or nothing" succinctly describes the first ACID property of atomicity. When an update occurs to a database, either all or none of the update becomes available to anyone beyond the user or application performing the update. This update to the database is called a transaction and it either commits or aborts. This means that only a fragment of the update cannot be placed into the database, should a problem occur with either the hardware or the software involved. Features to consider for atomicity:

More on the general topic: ACID properties
	Consistency
	Isolation
	Durability

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Atomicity Consistency Isolation Durability

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Related books at Amazon.com

	Transaction Processing: Concepts and Techniques (The Morgan Kaufmann Series in Data Management Systems) by Jim Gray, Andreas Reuter Average Customer Review: based on 9 reviews. Customer Review: For nearly a decade this book has been the definitive reference on transaction processing. Although the more recent, May 2001 book titled "Transactional Information Systems: Theory, Algorithms, and the Practice of Concurrency Control" by Gerhard Weikum and Gottfried Vossen will probably supplant this book as the standard reference, t...
	Comprehensive Guide to the Use and Application of the Transaction Databases by Nancy Fannon, Heidi Walker Publisher: Business Valuation Resources Publication Date: March 2008
	Object-Process Methodology Applied to Modeling Credit Card Transactions.(Technology Information): An article from: Journal of Database Management by Dov Dori Publisher: Idea Group Publishing Publication Date: January 2001
	Database Transaction Models for Advanced Applications (The Morgan Kaufmann Series in Data Management Systems) by Ahmed K. Elmagarmid Publisher: Morgan Kaufmann Publication Date: April 1992
	The Benchmark Handbook for Database and Transaction Processing Systems (The Morgan Kaufmann series in data management systems) by Jim Gray Average Customer Review: based on 1 review. Customer Review: This was a waste of money and is no wonder why it is out of print. Of course I may or may not even read the damn thing so this review is essentially usless and I have wasted your time. Mission Accomplished! THANX

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