To be more exact, an Oracle query from a different user will never read dirty (uncommitted) data. You can read your own uncommitted data however. -----Original Message----- From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of Buchanan, Jason Sent: Thursday, July 12, 2007 2:03 PM To: hkchital@xxxxxxxxxxxxxx Cc: niall.litchfield@xxxxxxxxx; DBA Deepak; oracle-l Subject: Re: ISOLATION LEVEL On Jul 10, 2007, at 10:48 AM, Hemant K Chitale wrote: > An Oracle query never reads dirty (uncommitted) data. Uncommitted Read isolation level is one of the few nice features of DB2 that is lacking in Oracle. -- //www.freelists.org/webpage/oracle-l ------------------------------------------------------------------------------ NOTICE: This electronic mail message and any attached files are confidential. The information is exclusively for the use of the individual or entity intended as the recipient. If you are not the intended recipient, any use, copying, printing, reviewing, retention, disclosure, distribution or forwarding of the message or any attached file is not authorized and is strictly prohibited. If you have received this electronic mail message in error, please advise the sender by reply electronic mail immediately and permanently delete the original transmission, any attachments and any copies of this message from your computer system. Thank you. ============================================================================== -- //www.freelists.org/webpage/oracle-l