Datapump will move tables from one tablespace to another. At one time I used a tool called live reorg from quest, but it had way too many problems. We finally ended up just generating the scripts ourselves. I can probably find the sql scripts we used, but there is nothing particularly special about them. On Thu, Feb 12, 2009 at 5:32 PM, Bobak, Mark <Mark.Bobak@xxxxxxxxxxxx>wrote: > Good point, David. I forgot to mention shrink space…. > > > > *-- > Mark J. Bobak* > *Senior Database Administrator, System & Product Technologies* > ProQuest > 789 E. Eisenhower, Parkway, P.O. Box 1346 > Ann Arbor MI 48106-1346 > +1.734.997.4059 or +1.800.521.0600 x 4059 > mark.bobak@xxxxxxxxxxxx <mark.bobak@xxxxxxxxxxxxxxx> > www.proquest.com > www.csa.com > > *ProQuest...*Start here. > > > > *From:* oracle-l-bounce@xxxxxxxxxxxxx [mailto: > oracle-l-bounce@xxxxxxxxxxxxx] *On Behalf Of *David Barbour > *Sent:* Thursday, February 12, 2009 6:08 PM > *To:* sharmakdeep_oracle@xxxxxxxxx > *Cc:* dannorris@xxxxxxxxxxxxx; Oracle L > *Subject:* Re: Defrag/Reorg Tool > > > > Okay. What version of Oracle are you on? Are you using locally managed > tablespaces and ASSM? Check out the command 'alter table shrink space' (in > conjunction with alter table enable row movement ). You need to identify > which tables are using those blocks, shrink them, then resize the > datafiles. Please nbe careful and understand what might happen if in fact > you need to invoke row movement. If you've got long raw data, you'll > probably have to use exp/imp to reorg the tables. > > On Thu, Feb 12, 2009 at 5:29 PM, Deepak Sharma < > sharmakdeep_oracle@xxxxxxxxx> wrote: > > I should clarify the need for this tool. > > At some point we over-allocated the tablespaces. So, we have large > datafiles, but with lot of space not being used (holes) currently. We want > to reclaim this space, such as by shrinking (resize) the datafiles. But, > since there are one or blocks at the end of the datafile in a lot of cases, > the shrink doesn't work very well. If instead there is a tool that can move > the blocks that are at the end of the datafile(s) to somewhere in the > beginning of the free space, the resize could work. > > > HTH, > Deepak > > > ------------------------------ > > *From:* Dan Norris <dannorris@xxxxxxxxxxxxx> > *To:* "sharmakdeep_oracle@xxxxxxxxx" <sharmakdeep_oracle@xxxxxxxxx> > *Cc:* Oracle L <oracle-l@xxxxxxxxxxxxx> > *Sent:* Thursday, February 12, 2009 4:13:17 PM > *Subject:* Re: Defrag/Reorg Tool > > > > I suggest you review a presentation by Tom Kyte on reorganizing objects > that he gave yesterday at RMOUG. I expect it should be on his website > somewhere. > > > > Short version: you probably don't need to do anything. > > > > Dan > > Sent from my iPhone > > > On Feb 12, 2009, at 3:00 PM, Deepak Sharma <sharmakdeep_oracle@xxxxxxxxx> > wrote: > > I wanted to get recommendations on tools for online reorg/defrag of > multi-terrabyte Oracle database. > > Thanks in advance for your feedback. > > -Deepak > > > > > > > -- Andrew W. Kerber 'If at first you dont succeed, dont take up skydiving.'