SQL Server Top N per group row_number Single Table
This post provides a solution to the classic top n per group task where you have a single […]
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SQL Server Ranking Window Functions
Ranking calculations are implemented in T-SQL as a window function. When you rank a value you do not […]
SQL Server Aggregate Window Functions
Aggregate window functions in SQL Server are similar to grouped functions (SUM, AVG and so on) except that […]
SQL Server Union Sorted
This post discusses how you can take a table with a single column of data and add a […]
SQL Server Over() Partition By
Sum and Over This post will discuss the first two of three components of over(). The three components […]
SQL Server Sequential Numbers Part 2
This post is part 2 in our series of generating sequential numbers in SQL Server. In this post […]
SQL Server Sequential Numbers
A Simple Sequence We are going to first create a query that gives us sequence numbers in a […]
C# WPF Data Binding and Triggers MouseOvers
You are writing a C# WPF program and you want a button to change colour when the user […]