SQL window functions provide extremely powerful and useful features that let you work with observations more easily. Different types explained here.

Part 1 of this article introduced four new T-SQL functions available in SQL Server 2012. Part 2 has the rest.

Here is a list of common wait types and techniques that every DBA (or wannabe DBA) should know. While there are many more wait types than listed here, understanding these will give you a leg up when ...