What is the meaning of data access layer?

Posted by Kalaikathiravan under C# on 5/23/2013 | Points: 10 | Views : 5276 | Status : [Member] | Replies : 3
Please tell me what is meaning of data access layer and how use in project please tell me the advantage of the concept?




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Posted by: Lizallen on: 5/23/2013 [Member] Starter | Points: 25

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Data access layer is an important in the software architecture, because this determine how the application with interact with the database.A Data Access Layer communicates with the underlying database.
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Posted by: prem07it50-22307 on: 5/31/2013 [Member] Starter | Points: 25

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Data Access Layer is just a class which holds the common set of methods that are required to perform any operation in database.These class will have methods for Insert,Delete,Update and Select operation from a database.These methods will get the parameters from Business logic layer.

Regards,
Premkumar.J

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Posted by: prem07it50-22307 on: 5/31/2013 [Member] Starter | Points: 25

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You can find a good resource here
http://www.aspdotnet-suresh.com/2010/05/introduction-to-3-tier-architecture-in_17.html

Regards,
Premkumar.J

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