If we delete data from a table, tables highwater mark doesnot come down. That's why u
cannot reclaim the freespace after deletion from a table.
This FYI&A
--
On Fri, 09 Mar 2001 01:56:07
rafi wrote:
>Dear All,
>
> Platform: Solaris 2.6, Oracle: 7.3.4.0
>
>We have a few tables which are growing very fast due to large no of
>insertions. But the data gets obselete after a month and we use a
>procedure to delete the obselete data from the tables.
>
> The problem is that the table does not free the space even after the deletion
>of 40% of the data.
>
>How can we re-claim the unused space which got created due to deletion?
>
>How do we ensure that future inserts are done in this unused space?
>
>
> [We can not try exp/imp or truncate option
> due to the huge size & high activity and
> online use of the tables].
>
>Kind Regards and thanks to all there,
>
>
>Rafi Ahmad
>
>
>
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