Is this fixed?
---------------------------------------------------------------------------
Tom Lane wrote:
> Christopher Kings-Lynne <chriskl@familyhealth.com.au> writes:
> > Maybe we could avoid removing it until the next checkpoint? Or is that
> > not enough. Maybe it could stay there forever :/
>
> Part of the problem here is that this code has to serve several
> purposes. We have different scenarios to worry about:
>
> * crash recovery from the most recent checkpoint
>
> * PITR replay over a long interval (many checkpoints)
>
> * recovery in the face of a partially corrupt filesystem
>
> It's the last one that is mostly bothering me at the moment. I don't
> want us to throw away data simply because the filesystem forgot an
> inode. Yeah, we might not have enough data in the WAL log to completely
> reconstruct a table, but we should push out what we do have, *not* toss
> it into the bit bucket.
>
> In the first case (straight crash recovery) I think it is true that any
> reference to a missing file is a reference to a file that will get
> deleted before recovery finishes. But I don't think that holds for PITR
> (we might be asked to stop short of where the table gets deleted) nor
> for the case where there's been filesystem damage.
>
> regards, tom lane
>
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