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Re: Rollback segments

From: Andrew Mobbs <andrewm_at_chiark.greenend.org.uk>
Date: 07 Jun 2001 10:23:05 +0100 (BST)
Message-ID: <vxA*+h9Xo@news.chiark.greenend.org.uk>

Howard J. Rogers <howardjr_at_www.com> wrote:
>
>Sorry, Andrew. But that is not what is happening. If the rollback segment
>cannot extend, that will produce a 'cannot extend' error, not a 1555.
>Snapshot too old means that you have wrapped around the rollback segment,
>and overwritten a block of rollback data which, although no longer required
>for transaction rollback, is still required for read consistency purposes.

Ack. Yes, sorry, I was completely wrong. I'll take my brain out and give it a good kicking.

-- 
Andrew Mobbs - http://www.chiark.greenend.org.uk/~andrewm/
Received on Thu Jun 07 2001 - 04:23:05 CDT

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