On 2016-02-26 18:45:14 +0300, Kartyshov Ivan wrote:
> Function pg_oldest_xlog_location gets us the oldest LSN (Log Sequence
> Number) in xlog.
>
> It is useful additional tool for DBA (we can get replicationSlotMinLSN, so
> why not in master), it can show us, if xlog replication or wal-sender is
> working properly or indicate if replication on startup can get up to date
> with master, or after long turnoff must be recovered from archive.
How does it help with any of that?
- Andres