What is the use of Coalesce in SQL Server?

In this article, We will understand how to use Coalesce in SQL Server with examples. The dictionary meaning of Coalesce is combine (elements ) in a mass or whole. According to the MSDN books online Coalesce in SQL Server returns first non null value. Let us understand what we mean by this. ID Customer First … Read more What is the use of Coalesce in SQL Server?