On Mon, Apr 19, 2010 at 8:26 PM, Robert Haas <rhaas(at)postgresql(dot)org> wrote:
> Log Message:
> -----------
> Update docs as to when WAL logging can be skipped.
>
> In 8.4 and prior, WAL-logging could potentially be skipped whenever
> archive_mode=off. With streaming replication, this is now true only
> if max_wal_senders=0.
>
> Fujii Masao, with light copyediting by me
Eh. I should have written "if it is also the case that max_wal_senders=0".
For the archives, here is the link to the original patch:
http://archives.postgresql.org/pgsql-docs/2010-03/msg00021.php
...Robert