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By mswatcher
via codeproject.com
Submitted: Apr 22 2013 / 07:21

Unit of work design pattern does two important things first it maintains in-memory updates and second it sends these in-memory updates as one transaction to the database. So to achieve the above goals it goes through two steps:- It maintains lists of business objects in-memory which have been changed (inserted, updated or deleted) during a transaction. Once the transaction is completed, all these updates are sent as one BIG UNIT OF WORK to be persisted physically in database one GO.
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