On Mon, Dec 10, 2018 at 02:24:43PM -0500, Jeff Janes wrote:
> What does this mean? Is the standby "caught up" when it replays the LSN
> which was current on the master as-of the time that the standby initiated
> this connection? Or is it caught up when the master receives at least one
>
I'm not sure if this is a documentation issue, or something else.
The description of the pg_stat_replication.state column gives:
* catchup: This WAL sender's connected standby is catching up with the
primary.
* streaming: This WAL sender is streaming changes after its connected
standby server
