Re: Corrected documentation of data type for the logical replication message formats.

On Sun, May 9, 2021 at 11:13 PM Peter Smith <smithpb2250(at)gmail(dot)com> wrote:
>
> On Sun, May 9, 2021 at 10:38 PM vignesh C <vignesh21(at)gmail(dot)com> wrote:
> >
> > Hi,
> >
> > For some of the logical replication messages the data type documented
> > was not correct, especially for lsn and xid. For lsn actual datatype
> > used is uint64 but is documented as int64, similarly for xid, datatype
> > used is uint32 but documented as int32.
> > Attached is a patch which has the fix for the same.
> > Thoughts?
>
> If you want to do this then there are more - e.g. Flags should be
> Uint8 instead of Int8.

Irrespective of signed/unsigned, from the description of types [1] it
does seem like all those unused "(must be 0)" replication flags ought
to have been written as "Int8(0)" instead of "Int8".

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[1] https://www.postgresql.org/docs/devel/protocol-message-types.html

Kind Regards,
Peter Smith.
Fujitsu Australia