Yechiel: The answers are yes and yes - the index is partitioned locally and I do have the histograms thank you Gene Gurevich Yechiel Adar <adar666@xxxxxxxx t.il> To Sent by: (names withheld) oracle-l-bounce@f cc reelists.org oracle-l <oracle-l@xxxxxxxxxxxxx> Subject Re: Column order in indices (oracle 08/01/2006 09:52 9.2) AM Please respond to adar666@xxxxxxxxx .il Does Oracle know that you have just 30 rows for this value, i.e. do you have histograms? Is the index partitioned? Adar Yechiel Rechovot, Israel genegurevich@xxxxxxxxxxxxxxxxxxxxx wrote: >Charles, > >The query that I'm trying to run (using only the second column in the >index) should bring about 30 rows out of 1bil > > > -- //www.freelists.org/webpage/oracle-l -- //www.freelists.org/webpage/oracle-l