Re: Reading WALs

On 3/14/20 10:11 AM, PegoraroF10 wrote:
> pg_Stat_Subscription does not anwer what I want. This view just show if
> replication is being processed but not exactly what it´s doing.
> Is it replicating a huge table which an erroneous proess updated several
> times ?
> Replication process is recreating what index and that is spending how much
> time ?
> What WAL, table, operation is the one being processed ?
>
> So I would like to have a listener on replica server just to see all WAL
> info is coming, just that.

Any of the below helpful?:

https://www.postgresql.org/docs/12/logicaldecoding-example.html

> Then I can go back to production and see what´s could run better, if
> application, triggers and so on.
>
>
>
> --
> Sent from: https://www.postgresql-archive.org/PostgreSQL-general-f1843780.html
>
>

--
Adrian Klaver
adrian(dot)klaver(at)aklaver(dot)com