Search Postgresql Archives

Re: FDW and BDR

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Craig Ringer <craig@xxxxxxxxxxxxxxx> writes:
> On 2 September 2015 at 18:46, Willy-Bas Loos <willybas@xxxxxxxxx> wrote:
>> I've read that CREATE FOREIGN DATA WRAPPER currently is prohibited on BDR
>> enabled databases. And other FDW and FTS related commands too.

> Correct.

> The reason for this is that BDR replicates at a database level, but
> CREATE SERVER and CREATE USER MAPPING are global, affecting all
> databases on a PostgreSQL install. BDR can't therefore guarantee to
> replicate CREATE SERVER to other nodes, since it might get run on a
> non-BDR-enabled database.

Uh ... what?

I do not know what the actual reason for this restriction is, but that
explanation is nonsense.  There are no shared catalogs involved with
FDWs.

			regards, tom lane


-- 
Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-general



[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Postgresql Jobs]     [Postgresql Admin]     [Postgresql Performance]     [Linux Clusters]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Postgresql & PHP]     [Yosemite]
  Powered by Linux