• RichB (1/19/2012)


    Any idea what the performance of these things is like?

    Did you click on that "TSQL Challenges Winner" icon in my signature? (Well, that is using the aggregate functions and not the analytic, but I believe them to be similar.)

    Wayne
    Microsoft Certified Master: SQL Server 2008
    Author - SQL Server T-SQL Recipes


    If you can't explain to another person how the code that you're copying from the internet works, then DON'T USE IT on a production system! After all, you will be the one supporting it!
    Links:
    For better assistance in answering your questions
    Performance Problems
    Common date/time routines
    Understanding and Using APPLY Part 1 & Part 2