It's always nice when posters give a little "context" to their questions.
Of course every programmer knows that CRUD stands for "Create, Read, Update and Delete",
but not every programmer may know that:
Prism was the codename for the guidance formally known as the Composite Application Guidance for WPF and Silverlight. For brevity and conciseness, and due to customer demand, this guidance is now referred to simply as Prism.
...per the "Developer's Guide to Microsoft Prism
Secondly it looks like you, gopal_nivas, crossed posted several other places to get your question answered.
produced no responses for now, but your msdn thread
, which asked the same question,
did get a reply and the link it porvided,
"How do i implement the CRUD method on MVVM via DataGrid...
" has some good info..
Making the assumption your were looking at using the
ViewModel (or business object) implementing INotifyPropertyChanged,
I would also suggest looking at some of the links
provided in this StackOverflow thread:"Good examples of MVVM Template"