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Re: ORA-1555 snapshot too old: why?

From: Chuck <skilover_nospam_at_bluebottle.com>
Date: Wed, 20 Dec 2006 17:46:55 GMT
Message-ID: <jGeih.1826$Eo.1369@trnddc08>


Anurag Varma wrote:
> wagen123_at_yahoo.com wrote:

>> By any chance are you using lobs and is that being exported? LOB update
>> does not use undo instead uses PCTVERSION. I have had ORA-1555 snapshot
>> too old errors during export and we had a process that was updating the
>> LOBS.

>
> This was true in 8i .. but I believe is no longer true in 9i (as per
> doco ..).
> You can force LOB to use PCTVERSION, but by default its supposed to
> use undo_retention.
> But you raise an interesting point here... If export is failing on a
> table containing LOBs,
> then OP might want to look into this arguent further.
>
> Anurag
>

There are no LOBS in the database at all. Received on Wed Dec 20 2006 - 11:46:55 CST

Original text of this message

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