Earlier today, I received following email. “Dear Pinal, We looked at your script and found out that in your script of disabling indexes, you have only included selected non-clustered index during the bulk insert and missed to disabled all the clustered index. Our DBA [name removed] has changed your script…

In SQL Server, whenever we create any key, a Primary Key automatically creates clustered index on the same. I like this feature and I use this feature every now and then. The question is does the change of any column as Primary Key should also create a Clustered Index? Moreover,…