Re: postgresql-10.3 on unbuntu-17.10 - how?? - Mailing list pgsql-general

On 03/21/2018 01:31 PM, Stuart McGraw wrote:
> On 03/21/2018 12:14 PM, Adrian Klaver wrote:
>> On 03/21/2018 10:59 AM, Stuart McGraw wrote:
>>> On 03/21/2018 07:02 AM, Adrian Klaver wrote:
>>>> On 03/20/2018 10:52 PM, Stuart McGraw wrote:
>> [...]
>>>> If it where me I would simplify the above for the moment to :
>>>> apt-get install postgresql-10
>>>
>>> Tried on a fresh Ubuntu-17.10 install (with no postgresql at all 
>>> installed)
>>> but similar problem persists with the postgresql from the pgdg bionic 
>>> repo:
>>>
>>>    # apt-get install postgresql-10
>>>    ...
>>>    The following packages have unmet dependencies:
>>>     postgresql-10 : Depends: postgresql-client-10
>>>                     Depends: libicu60 (>= 60.1-1~) but it is not 
>>> installable
>>>                     Depends: libpq5 (>= 9.3~) but it is not going to 
>>> be installed
>>>                     Depends: libssl1.1 (>= 1.1.0) but it is not 
>>> installable
>>>                     Recommends: sysstat but it is not going to be 
>>> installed
>>>    E: Unable to correct problems, you have held broken packages.
>>
>> Looks like forward compatibility issues, your 17.10 does not have the
>> newer versions of files needed by the 18.04 Postgres packages and it
>> will not install them as they probably would break other programs in
>> 17.10.  If it does not work going forward maybe it will work going
>> backward, see if you have any better luck using the 16.04(Xenial)
>> repo.
> 
> Thanks, I forgot that the older repos also received the pg-10 update.
> Unfortunately but no luck with Xenial either, slightly different
> but similar conflicts.
> 
> My main motivation for updating to 10.3 was to be able to load data
> dumped from a 10.3 database.  pg_restore complained about "unsupported
> version (1.13) in file header".  However I just discovered I can load
> a plain sql dump from that database so panic mode is over :-) and I
> can wait until I can upgrade my machine to ubuntu-18.04.

Yeah, pg_restore from 10.x < 10.3 will not restore a custom format dump 
from 10.3. Pretty sure it has to do with this:

https://wiki.postgresql.org/wiki/A_Guide_to_CVE-2018-1058:_Protect_Your_Search_Path

> 
> It still seems to me that the best advice for using Postgresql on
> Ubuntu is to use the Ubuntu version of Postgresql if you don't need
> the latest version; if you do need latest version, use the Pgdg
> version but only with a LTS version of Ubuntu.
> 
> If you need the latest version of both Ubuntu and Postgresql, you
> may be out of luck.

I stick to LTS releases of Ubuntu as the in between releases tend to be 
too experimental for my taste:) Also the upgrades come to close together.


-- 
Adrian Klaver
adrian.klaver@aklaver.com