MySQL NOLOCK syntax

MySQL NOLOCK syntax is equivalent to WITH (NOLOCK) in SQL Sever, and it is a transaction isolation level that defines how data is available during an update. With other words, it is a property that defines at what point changes made by an update operation will become available in a row, table or database to requesting processes.

This is equally important to a DBA as it is to a developer, as both need to be aware of the potentially outdated data returned ...