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3
votes
2answers
548 views

“Don't cross the streams” Database access objects independant of the Data tier in an N-Tier architecture?

I'm adding functionality to our website which performs long-running processes asynchronously using MSMQ. Doing this ansynch, however means we need to notify users when their requests are completed. ...
4
votes
1answer
717 views

How do you know if you should use Self-Tracking Entities or DTOs/POCOs?

What are some questions I can ask myself about our design to identify if we should use DTOs or Self-Tracking Entities in our application? Here's some things I know of to take into consideration: We ...
0
votes
4answers
1k views

Business layer access to the data layer

I have a Business layer (BL) and a Data layer (DL). I have an object o with a child objects collection of Type C. I would like to provide a semantics like the following o.Children.Add("info"). In ...