Re: Postgres 13 package on Debian 10 has unmet dependencies

On Wed, Jun 2, 2021 at 6:47 PM Fernando Hevia <fhevia(at)gmail(dot)com> wrote:

> Hi list.
>
> As the subject states, I am facing an unmet dependency issue with libpq5
> while installing Postgres 13 on Debian 10.9. (BTW, same thing happens with
> PG 12).
>
> I am using postgresql repository:
>
> *# cat /etc/apt/sources.list.d/pgdg.list *
> deb http://apt.postgresql.org/pub/repos/apt buster-pgdg main
>
> *# apt install postgresql-13 postgresql-client-13*
> Reading package lists... Done
> Building dependency tree
> Reading state information... Done
> Some packages could not be installed. This may mean that you have
> requested an impossible situation or if you are using the unstable
> distribution that some required packages have not yet been created
> or been moved out of Incoming.
> The following information may help to resolve the situation:
>
> The following packages have unmet dependencies:
> postgresql-client-13 : Depends: libpq5 (>= 13.3) but 11.12-0+deb10u1 is
> to be installed
> E: Unable to correct problems, you have held broken packages.
>
> When looking for libpq5 available versions only v11.12 is listed.
>
> *# apt search libpq5*
> Sorting... Done
> Full Text Search... Done
> libpq-dev/stable 11.12-0+deb10u1 amd64
> header files for libpq5 (PostgreSQL library)
>
> libpq5/stable 11.12-0+deb10u1 amd64
> PostgreSQL C client library
>
> libpq5-dbgsym/buster-pgdg 13.3-1.pgdg100+1 amd64
> debug symbols for libpq5
>
> I could get around this by manually installing the correct libpq5 version,
> but I still wanted to share this issue with the list. Could it be a
> packaging error?
>
> Thanks,
> Fernando.
>

Looks like there's a cross-over between Debian's own repository and the
PGDG repository. I suspect there's differing weights between the priorities
for each. What's the result of `apt-cache policy libpq5`?

Aaron