Have a look at dbms_stats.prepare_column_values followed by dbms_stats.set_column_stats. At 05:30 AM 2/15/2005, Leonard, George wrote: >Hi all > >I need to change oracle idea of what the data looks like in a column >that is indexes. Currently when the column is analyzed there are 2 >values with a 50/50 split. (STATUS=OPEN or CLOSE) > >I need to lie to it so that it thinks there are less than 5% open >compared to closed so that it accesses the data via the index and not a >table scan. > > >George > ________________________________________________ Regards Wolfgang Breitling Centrex Consulting Corporation www.centrexcc.com -- //www.freelists.org/webpage/oracle-l