Re: Plpsql connecting to more than one database?

On 03/30/2016 02:02 PM, Francisco Reyes wrote:
> Is it possible to have a plpsql program connect to 2 databases?
>
> This seems to imply it,
> http://stackoverflow.com/questions/18257003/pl-sql-querying-a-table-on-multiple-databases

Well the above is referring to Oracle, so is not applicable to Postgres.

>
>
> However looking at the postgresql plpsql reference,
> http://www.postgresql.org/docs/current/static/plpgsql-cursors.html#PLPGSQL-CURSOR-OPENING,
> doesn't seem like there is a way to specify database. Is the
> stackoverflow for plpsql in some other database (not postgresql)?
>
> Any pointers greatly appreciated.
>
> Have users that are familiar with plpsql and have a process which needs
> to be done withing transactions in 2 databases.
> begin in db1
> begin in db2
>
> work on 1
> work on 2
>
> if work on both dbs worked
>
> commit db1
> commit db2
>
> Do they need to use some other language (Java/Python)? How about a
> foreign data wrapper?
>
>

--
Adrian Klaver
adrian(dot)klaver(at)aklaver(dot)com