the concurrency model is a big difference and one that applies in spades, in terms of feature difference though I doubt that there is anything much that you can do on a 7.3.4 database that you can't easily achieve on SQL2000. I'd also be sceptical of the comment about the different code lengths for pl/sql and t-sql -- Niall Litchfield Oracle DBA http://www.niall.litchfield.dial.pipex.com -- //www.freelists.org/webpage/oracle-l