SQL Window functions are an advanced type of function in SQL. In this post, you will learn about what SQL window functions are and how they can be used or work.

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

The function of this form is to protect DNA. DNA will revert to this type when it's dehydrated. Z-DNA has a left-handed double helix structure. It is said to be found during the start of a gene.