If you want to restart with 1 for each new combination of VndNbr, InvNbr then you should change it to
PARTITION BY VndNbr, InvNbr ORDER BY batNbr DESC
Lutz
A pessimist is an optimist with experience. How to get fast answers to your question[/url]
How to post performance related questions[/url]
Links for Tally Table [/url] , Cross Tabs [/url] and Dynamic Cross Tabs [/url], Delimited Split Function[/url]