Hi Stephen, Norman Dunbar. Contract Oracle DBA. Rivers House, Leeds. Internal : 7 28 2051 External : 0113 231 2051 >>> stephen booth <stephenbooth.uk@xxxxxxxxx> 11/09/05 10:59am >>> On 09/11/05, Norman Dunbar <norman.dunbar@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote: > > Unfortunately due to my laptop eating its own hard drive, I'm currently > without Oracle 10g and cannot test against USER_USERS but I suspect the > stats are somewhat similar to the above. From 10g2 XE: SQL> explain plan for select 'a' from user_users; <SNIP> Thanks Stephen. It shows that USER_USERS is still 'nasty' on 10g compared to DUAL. Cheers, Norman. Information in this message may be confidential and may be legally privileged. If you have received this message by mistake, please notify the sender immediately, delete it and do not copy it to anyone else. We have checked this email and its attachments for viruses. But you should still check any attachment before opening it. We may have to make this message and any reply to it public if asked to under the Freedom of Information Act, Data Protection Act or for litigation. Email messages and attachments sent to or from any Environment Agency address may also be accessed by someone other than the sender or recipient, for business purposes. If we have sent you information and you wish to use it please read our terms and conditions which you can get by calling us on 08708 506 506. Find out more about the Environment Agency at www.environment-agency.gov.uk -- http://www.freelists.org/webpage/oracle-l