Re: [despammed] Query two database at once

am 02.05.2005, um 17:36:05 +0200 mailte Stéphane RIFF folgendes:
> Hi,
>
> I want to ewecute a query on two database like this :
>
> SELECT * FROM table01 T1, table02 T2 WHERE T1.gid=T2.gid AND
> T2.my_field='".$value."'
>
> The problem is that table01 is in a different database than table02 and i
> don't know how to telle postgresql
> to look in two db.
> Is there a solution other than execute two query ?

The answer is: yes and no.

No: PG can't connect to two databases and do a select across.
Yes: take a look at the contrib on dblink.

You should look in the archiv of the list, Tom Lane and other people
described the way with dblink in the past.

Andreas
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