Hello Thank you - your advice really helps me.
> You must add a field 'Version' on your object and have an > Update statement like 'Update Table set ... > [EMAIL PROTECTED] where ... and version = @version. > and do sqlMap.Update(...) > In the SqlMapper method Update, I have check that update > statement affected a row, if not I throw a throw new > ConcurrentException; which is what you want. ___________________________________________________________________________ This communication is confidential and may be legally privileged. If you believe you are not an intended recipient, please inform the sender, delete the e-mail and do not copy, print or use it or disclose it to others. You can inform the sender by replying to this e-mail or by telephone (+380 44 4906080).