Functions are predefined in SQL and you use them to perform operations on data. They let you do things like aggregating data, formatting strings, extracting dates, and so on.

Code Focused 10 More New T-SQL Functions Part 1 of this article introduced four new T-SQL functions available in SQL Server 2012. Part 2 has the rest. By Sam Nasr 01/03/2013 The first part of this ...

In my testing, I saw up to 10x performance improvements for queries using scalar functions in SQL Server 2019. There are number of other features in this space, which we'll cover in more detail in ...

SQL Server 2012 was released last April, making it the 11th major release of the product. Every new version has delivered new functionality that should excite developers, and this release is no ...