Re: How Consistent reads work in Exadata ?
- From: Greg Rahn <greg@xxxxxxxxxxxxxxxxxx>
- To: j.velikanovs@xxxxxxxxx
- Date: Fri, 24 Jul 2009 07:59:21 -0700
Blocks with a SCN from the future are sent back in their entirety and
reconstructed via undo in the db grid.
On Wed, Jul 22, 2009 at 8:25 PM, Jurijs
Velikanovs<j.velikanovs@xxxxxxxxx> wrote:
> How read consistency is ensured during Smart Scan Offload processing?
> Does Oracle reconstruct consistent image of a block on Database Cell
> or on Storage cell?
--
Regards,
Greg Rahn
http://structureddata.org
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