Le jeu. 10 janv. 2019 à 09:07, Mariel Cherkassky <
mariel(dot)cherkassky(at)gmail(dot)com> a écrit :
> Hey,
> It is clear that when we query some data, if that data isnt in the shared
> buffers pg will go bring the relevant blocks from the disk to the shared
> buffers. I wanted to ask if the same logic works with
> dml(insert/update/delete). I'm familiar with the writing logic, that the
> checkpointer is the process that writing the data changes into the data
> files during every checkpoint and that the commit write the changes from
> the wal buffers to to the wal files. I wanted to ask about a situation
> where we run dmls and that data isnt available in the shared buffers.
>
>
It works the same.
--
Guillaume.