Re: pg_dump getBlobs query broken for 7.3 servers

On Fri, Oct 7, 2016 at 9:39 AM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp> writes:
>> Just noticed that the getBlobs() query does not work for a 7.3 server
>> (maybe <= 7.3) due to the following change in commit 23f34fa4 [1]:
>
> Ugh.
>
>> I could fix that using the attached patch.
>
> There's more wrong than that, as you'd notice if you tried dumping
> a DB that actually had some LOs in it :-(. This obviously wasn't
> tested on anything older than 9.0.
>
> Will push a fix in a bit, as soon as I can boot up my dinosaur with
> a working 7.0 server to test that branch.

Back in 2014, we talked about removing support for some older server versions:

https://www.postgresql.org/message-id/24529.1415921093@sss.pgh.pa.us

I think there have been other discussions, too, but I can't find them
at the moment.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company