Hi,
On 2023-02-22 17:01:47 -0800, Andres Freund wrote:
> One way to to defend against this would be to make mdextend(), whenever it
> extends into the last block of a segment, unlink the next segment - it can't
> be a validly existing contents. But it seems scary to just unlink entire
> segments.
Hi,
I was trying to implement ExtendRelationBufferedTo(), responding to a review
comment by Heikki, in
https://www.postgresql.org/message-id/2023003152.rh4s75aedj65h...@awork3.anarazel.de
Which lead me to stare at the P_NEW do while loop in
XLogReadBufferExtended(). I first started to reply o
