SQL SERVER – Delete Statement and Index Usage

SQL SERVER - Delete Statement and Index Usage delete-800x686 Recently I had a very interesting conversation with my client about Comprehensive Database Performance Health Check. The client wanted to know if the index help with the DELETE command as well. The answer is yes, Indexes do help with the DELETE statement.

Let us see a simple example of the SELECT command and its execution plan. Here you will be able to see the query using the index in the execution plan.

SQL SERVER - Delete Statement and Index Usage deleteindex1

Now let us convert the same SELECT statement to the DELETE statement. Once you execute it, check the execution plan as well. Here are a few ways how you can enable the execution plan.

SQL SERVER - Delete Statement and Index Usage deleteindex

You will see in the execution plan there is a use of indexes. I guess that’s it today. A very short blog post.

Here are a few associated blog posts which you may find interesting.

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Reference: Pinal Dave (https://blog.sqlauthority.com

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