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2
votes
1answer
45 views

ADO.NET - Is it better to handle a combo box or label event, and where should the data be sourced from?

Context I recently wrote a final exam that required using a BindingSource object with ADO.NET to populate a number of combo box and label controls from which the user could perform basic business ...
3
votes
1answer
192 views

.NET DataSource binding for legacy SQL Server DB with undefined relationships

I'm designing a utility that will load data into a legacy SQL Server Database. I've been trying to mock up a simple WinForms utility with C# using the DataSource connectors (Tried a straight ORM ...
0
votes
2answers
2k views

How to connect mvc application using entityframework or ado.net?

I am an ASP.NET developer. I want to learn ASP.NET MVC. In fact I am learning it. But Now I am confused at a point. How can I connect my database to my application. Using entity framework or linq or ...
1
vote
2answers
1k views

What is right choice of Data Access Layer for large application

I am using Singleton pattern for my application, I have used ADO.NET Entity framework as my Data Access Layer, after login to my application, it's taking 3 to 5 minutes to load the dashboard. Is ...
2
votes
4answers
874 views

ado.net or EF for a point-of-sale system

We have a point-of-sale system that was developed using ado.net, our current concern is to make the application real fast in creating transactions (sales). Usually there are no performance concerns ...
2
votes
2answers
9k views

Static DataTable or DataSet in a class - bad idea?

I have several instances of a class. Each instance stores data in a common database. So, I thought "I'll make the DataTable table field static, that way every instance can just add/modify rows to its ...
3
votes
3answers
1k views

Proper & Efficient Structure for an entity layer?

Context Web application based on the .NET Framework written in C# and following the MVC design pattern. Question What is the most efficient way to structure an entity layer consisting on various ...
6
votes
5answers
9k views

How might a Windows 8 Metro app handle back end database access?

While researching Metro and WinRT I haven't been able to find anything regarding enterprise apps and database access. All I hear about is the front end development. Does anyone have any idea of how ...
151
votes
3answers
81k views

Is Entity Framework Suitable For High-Traffic Websites?

Is Entity Framework 4 a good solution for a public website with potentially 1000 hits/second? In my understanding EF is a viable solution for mostly smaller or intranet websites, but wouldn't scale ...
1
vote
2answers
1k views

Best practice to save data in different databases using C# ADO.NET

I would like to know if you guys have any best practice when dealing with transaction between different databases vendors. For example, if you have a C# application that save customer data in two ...