Re: Does pg_start_backup changes how Postgres writes data?

Greetings,

* Thorsten Schöning (tschoening@am-soft.de) wrote:
> From what I understand from reading the docs and multiple other
> sources, I have a different opinion: The only thing pg_start_backup
> changes regarding writes in the data directory of Postgres is that a
> checkpoint is done as part of starting the backup, even if no
> checkpoint would be needed currently otherwise. After that is done,

Magnus' already replied to most of this, but I wanted to point out that
you can control if pg_start_backup forces an immediate checkpoint or if
it waits for the checkpoint to complete naturally.

Thanks,

Stephen