During the SQL Server Training, I frequently noticed confusion in people in terms of Statistics. Many people have no idea on how Statistics works. There are so many misconceptions with respect to Statistics. I recently had an interesting conversation with one attendee who believed that Statistics only exists on Column if there is an Index on the Column, or if we explicitly create Statistics on it.
This blog post is written in response to T-SQL Tuesday hosted by Jorge Segarra. I have been very active using these Merge operations in my development. However, I have found out from my consulting work and friends that these amazing operations are not utilized by them most of the time. Here is my attempt to bring the necessity of using the Merge Operation to surface one more time.