LINQ and 3-Tier
See this post from Matt: http://forums.microsoft.com/MSDN/ShowPost.aspx?PostID=1848812&SiteID=1
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LINQ and 3-Tier
Fabrice MARGUERIE wrote:But that would create a strong dependency between your layers. Something you want to avoid it seems. yes! Thanks! that's all
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You do, unless your Logic.Customer is a wrapper around DB.Customer. But that would create a strong dependency between your layers. Something you want to avoid it seems.
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But then I loose the object tracking capabilities, don't I?Because I create a Logic.Customer object from each DB.Customer, and then work with the Logic.Customer in my app.
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To use the example that David gives, there is no need for LINQ attributes on the Customer class. It can be a standard class with nothing related to LINQ.Only DB.Customers is based on LINQ to SQL.
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Yes...but to do that, I have to put linq attributes to the customer class....but this lies in the bll
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If you have a method : List<Customer> DataLayer.GetCustomers() which builds the objects by the results of sql queries... it can instead build the objects by the results of linq queries. The...
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Hello, I have also a question about this.We have our logic layer. We use the data layer like List<Customer> GetCustomers(); (Customer class is in BLL)Can we use LINQ without putting linq code...
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The .dbml file is like your typed dataset, the designer creates an entity class that maps your database table and contains relation between tables as well. The code that uses the entity class, the one...
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We have established coding standards using strongly-typed datasets in our 3-tier model--very close to the model presented at http://msdn2.microsoft.com/en-us/library/aa581771.aspx. We are trying to...
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