use SQLite

James的介紹

https://github.com/jamesmontemagno/MotzCodesLive/blob/master/2015-08-21%20SQLite-net%20PCL/Slides.pdf

Useful links

http://www.c-sharpcorner.com/article/xamarin-forms-working-with-sqlite-android-ios-and-windows/ https://www.youtube.com/watch?v=_MX5ZrDAXP8 https://developer.xamarin.com/guides/xamarin-forms/working-with/databases/ https://github.com/olikishor/XamarinForms_SQLiteLibrary/blob/master/MemberList.xaml.cs