Re: Dropping partitions with data versus empty

Cherie,

And how 'truncate a partition' will help you with recoverability? Truncating partition is still DDL - not DML.

Igor Neyman, OCP DBA
Perceptron, Inc.
(734)414-4627
ineyman_at_perceptron.com

• Original Message ----- To: "Multiple recipients of list ORACLE-L" <ORACLE-L_at_fatcity.com> Sent: Friday, April 13, 2001 1:20 PM

>
> Jun,
>
> Thanks for your reply. We are considering truncating the
> partitions first. Our main issue is recoverability. Not so
> much if we can't recover a partition that we want to get rid
> of but rather if we accidentally truncate a partition that we
> want to keep. Just trying to cover all our bases.
>
> Probably we will use the truncate command first. We'll
> just have to have someone proofread the script first.
>
> Cherie
>
>
>
> "Feng, Jun"
> <jfeng_at_netsol To: Multiple recipients of
list ORACLE-L <ORACLE-L_at_fatcity.com>
> .com> cc:
> Sent by: Subject: RE: Dropping
partitions with data versus empty
> root_at_fatcity.
> com
>
>
> 04/13/01

> 11:00 AM
> Please
> respond to
> ORACLE-L
>
>
>
>
>
>
> We have that kind application running on the production and didn't have
any
> problem since it was deployed last Oct.. The application will truncate the
> one of the table partitions which contains 99% of the data (about 7M
> records) before reload the data every two weeks. For you situation, you
can
> truncate partition then drop it. It is easy, clean and quick.
>
> Jun
>
> -----Original Message-----
> Sent: Friday, April 13, 2001 10:12 AM
> To: Multiple recipients of list ORACLE-L
>
>
>
> Anyone have any problems dropping partitions that hold data?
>
> We are debating the risk involved in dropping populated partitions
> as opposed to purging the data out of them first and then dropping
> them (a lot of work).
>
> Theoretically, this should work o.k. but has anybody actually had
> problems doing this?
>
> Cherie
>
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> INET: Cherie_Machler_at_gelco.com
>
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-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: Igor Neyman
  INET: ineyman_at_perceptron.com

Fat City Network Services    -- (858) 538-5051  FAX: (858) 538-5051
San Diego, California        -- Public Internet access / Mailing Lists
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