How to Debug LINQ queries in C#

Using Lambda Expression 1 2 3 4 5 6 using (var context = new EntityContext()) { var customers = context.Customers .Include(i => i.Invoices.Select(it => it.Items)) ...

Is an object still connected to a list after FirstOrDefault? Yes! Any change made will reflected to origin object. FirstOrDefault selects an item in a collection, but does not clone it, it is...

reference http://www.rssbus.com/kb/articles/ado-entityframework-manual.rst https://msdn.microsoft.com/en-us/library/bb896270(v=vs.100).aspx https://social.msdn.microsoft.com/Forums/en-US/e2d6f829-...