Thanks Lex, the point is I don't finda paper to give a customer and say "Do you see Sql server don't have hot backup" locking reads, fixed block, etc. are too technical and customer don't understand that terms. Juan Carlos Reyes Pacheco OCP Database 9.2 Standard Edition ---------------------------------------------------------------- Please see the official ORACLE-L FAQ: http://www.orafaq.com ---------------------------------------------------------------- To unsubscribe send email to: oracle-l-request@xxxxxxxxxxxxx put 'unsubscribe' in the subject line. -- Archives are at //www.freelists.org/archives/oracle-l/ FAQ is at //www.freelists.org/help/fom-serve/cache/1.html -----------------------------------------------------------------