Wait Stats over Time

Looking at Wait Stats over time while a specific piece of work is taking place can be a very helpful method for troubleshooting performance issues. SQL Server exposes wait stats so you can see what…

How do I store a number with leading zeros?

Many line-of-business applications want to store document numbers with leading zeros, such as an Invoice Number, or Cheque Number. The idea behind having the leading zeros is we’ve predefined the format for the document number…

Identify S-1-9-3 logins in sys.dm_exec_sessions

When looking at sys.dm_exec_sessions to see who is logged into a SQL Server instance, you may notice the login_name column contains a SID such as S-1-9-3-1474169822-1205489898-2971455952-561433448. This can happen as a result of using EXECUTE…