Are generic classes not supported as models in Entity Framework?
I am trying to do something like this :
I am trying to do something like this :
We are getting ready to begin redevelopment of a large aging internal enterprise application. We have decided to use ASP.NET MVC, but under consideration is which Object Relational Mapping (ORM) to choose. There are of course a multitude of open source and paid ORM implementations available. However, NHibernate seems to hold the largest mindshare, while the Entity Framework is the new hotness from Microsoft.
I spent the rest of the evening reading StackOverflow questions and also some blog entries and links about the subject. All of them turned out to be very helpful, but I still feel that they don’t really answer my question.
Is it possible to filter a Django queryset by model property?
Does somebody know how “modular” is Django? Can I use just the ORM part, to get classes that map to DB tables and know how to read/write from these tables?
I’m starting a new application and looking at using an ORM — in particular, SQLAlchemy.
I need to store some data in a Django model. These data are not equal to all instances of the model.
Why is this simple test case inserting 100,000 rows 25 times slower with SQLAlchemy than it is using the sqlite3 driver directly? I have seen similar slowdowns in real-world applications. Am I doing something wrong?
I have 3 tables: User, Community, community_members (for relationship many2many of users and community).