The core piece of Linq is a query language which can query many, many kinds of data. Of course, its the 'many' part which is difficult to get right. The tricky part is that, if you are going to query different kinds data, you have to specify something that all your data types have in common, and then build your query language on top of that commonality. ...

I had the great pleasure of helping to represent one of Microsoft's new technologies at the PDC this year, its called LINQ; Language INtegrated Query. I hope to provide a number of posts about the details of LINQ and XLinq over the next few weeks, but I thought I should start with a simple introduction first, for everyone who was not able to make it to this event. ...