Linqpad online on Roozz

LINQPad lets you interactively query databases in a modern query language: LINQ. Use Linqpad on Roozz and run it right in your favorite browser. LINQPad supports everything in C# 4.0 and Framework 4.0: LINQ to Objects; LINQ to SQL and Entity Framework; LINQ to XML.
You can also query: OData / WCF Data Services - including StackOverflow, and Windows DataMarket; SQL Azure, SQLite and MySQL Enterprise Server; Mindscape LightSpeed ORM. LINQPad is also a great way to learn LINQ: it comes loaded with 500 examples from the book, C# 4.0 in a Nutshell. There's no better way to experience the coolness of LINQ and functional programming.