Re: BUG #17325: Unexpected streaming replication protocol bytes for IDENTIFY_SYSTEM command

Apologies, this is a false alarm. The oid returned for the datatype is int4
but since this is a simple query the actual value is a string. I didn't
read the doc correctly the first time.

On Tue, Dec 7, 2021 at 9:46 PM PG Bug reporting form <noreply(at)postgresql(dot)org>
wrote:

> The following bug has been logged on the website:
>
> Bug reference: 17325
> Logged by: Greg Rychlewski
> Email address: greg(dot)rychlewski(at)gmail(dot)com
> PostgreSQL version: 13.0
> Operating system: x86_64-apple-darwin18.7.0
> Description:
>
> Hi,
>
> I ran the following command and captured the packets with wire shark:
>
> psql "dbname=postgres replication=database" -c "IDENTIFY_SYSTEM;"
>
> The timeline ID returned from psql is displayed as 1. Based on the protocol
> docs, I was expecting the packets to correspond to an int32 value of 1, but
> I am seeing them coming as the string "1". I see following (values are
> hexadecimal):
>
> 00 00 00 01 for the length
> 31 for the value
>
> Thanks,
> Greg
>
>