Risks of NOLOCK, part 2

Risks of NOLOCK, part 1

Avoid using NOLOCK on SQL Server UPDATE and DELETE statements

Occasionally I come across UPDATE and DELETE statements where the target SQL Server table is referenced with the NOLOCK hint. Does this hint help or hurt performance in this case?

Understanding the SQL Server NOLOCK hint

It seems that in some SQL Server shops the use of the NOLOCK (aka READUNCOMMITED) hint is used throughout the application. In this tip we take a closer look at how this works and what the issues maybe when using NOLOCK.