Re: expdp - cell single block physical read/ read request

I should have said something about watching the session/system activity stats for: "table fetch continued row".

Regards
Jonathan Lewis

On Thu, 16 Dec 2021 at 08:22, Jonathan Lewis <jlewisoracle_at_gmail.com> wrote:

>
> Do you have any indication that you're dealing with chained rows? expdp
> would have to follow chained rows across blocks, doing single block reads.
> I'm not sure if your version would do the same with migrated rows, but it
> might if it follows the code path used by parallel tablescans.
>
> Regards
> Jonathan Lewis
>
>
>
>

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