Oracle Corp. in a record-breaking tpc-C benchmark. But then, they also introduced partitioned clusters for the test - and that has the potential to make clustering MUCH more desirable in modern systems. I think there's a catch-22 in play, though. No-one uses them, so Oracle won't improve them, but until they've been improved no-one will think about using them. Regards Jonathan Lewis http://jonathanlewis.wordpress.com/all-postings Author: Oracle Core (Apress 2011) http://www.apress.com/9781430239543 ----- Original Message ----- From: "John Hallas" <John.Hallas@xxxxxxxxxxxxxxxxxx> To: <JSweetser@xxxxxxxx>; <ecandrietta@xxxxxxxxx>; "ORACLE-L" <oracle-l@xxxxxxxxxxxxx> Sent: Wednesday, July 24, 2013 10:13 AM Subject: RE: Doubt related to ROWID | Does anybody still use clusters these days? | -- //www.freelists.org/webpage/oracle-l