I don't think this is the case: 1* select sum(bytes/1024)/1024 from dba_segments where segment_name like 'BIN%' and tablespace_name = 'CCS_X_017' SQL> / SUM(BYTES/1024)/1024 -------------------- There is no dropped objects in this tablespace. thank you Gene Gurevich Oracle MySQL Operations - OMO 224-405-4079 "Allen, Brandon" <Brandon.Allen@On eNeck.com> To <genegurevich@xxxxxxxxxxxxxxxxxxxxx 05/09/2007 04:26 >, <oracle-l@xxxxxxxxxxxxx> PM cc Subject RE: dba_extents and dba_segments Just a guess - maybe the dba_segments view filters out dropped objects (i.e. those in the recycle bin), while dba_extents does not? Privileged/Confidential Information may be contained in this message or attachments hereto. Please advise immediately if you or your employer do not consent to Internet email for messages of this kind. Opinions, conclusions and other information in this message that do not relate to the official business of this company shall be understood as neither given nor endorsed by it. -- //www.freelists.org/webpage/oracle-l