Question : limiting resources to users

is there away to limit systems resources for certain users in sql2000 and sql2005? or give certain users high priority?

Answer : limiting resources to users

It does not appear to be available in 2000/2005, but 2008 has Resource Governor

http://www.sql-server-performance.com/articles/per/Resource_Governor_in_SQL_Server_2008_p1.aspx