Object/Relational Mappers (OR/Ms) are getting increasing attention by .NET developers. By encapsulating many patterns that span from data access to data mapping and entity management, these tools often help developers overcome the so called impedance mismatch between the relational model at the base of the most used database engines and the object model supported by many programming languages.
One of the main benefits provided by OR/Ms is the increased speed in development that results from having a built-in implementation of many typical tasks related to data access, retrieval and mapping of data to objects – in a database-agnostic way.
read the Artilce on dotnetslackers.com
read also Implementing the Singleton Pattern in C#
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