This document discusses building a Windows Phone app using the MVVM pattern with a local database. It introduces MVVM and LINQ to SQL for accessing the database in an object-oriented way. A data context represents the database with table objects mapping to database tables containing entity objects. Links are provided for implementing ICommands and building local database apps for Windows Phone 8 using MVVM.

1. Building Windows Phone Database
App Using MVVM Pattern
Fiyaz Bin Hasan
Microsoft Student Partner

2. Topic to cover
Brief look at MVVM
LINQ to SQL
Data context
Creating a database app (All We Are)

3. MVVM
http://msdn.microsoft.com/en-us/library/gg405484(v=pandp.40).aspx

4. LINQ to SQL
Used for talking with the local database
Data access in object oriented way
http://msdn.microsoft.com/en-us/library/windowsphone/develop/hh202860(v=vs.105).aspx

5. Data Context
A object that represents the database
Contains a table object, each of which represents a table in the database
Table object is made up of entities
Entities are POCO class with attributes

6. Project overview

7. Important Links
ICommand
http://www.geekchamp.com/articles/building-a-reusable-icommand-implementation-for-
windows-phone-mango-mvvm-apps
WP8 local Database App
http://msdn.microsoft.com/en-us/library/windowsphone/develop/hh202876(v=vs.105).aspx
WP8 local database app using MVVM
http://msdn.microsoft.com/en-us/library/windowsphone/develop/hh286405(v=vs.105).aspx