著者: Vadim Vygonets 日付: To: Exim Users Mailinglist 題目: Re: [Exim] Querying two MySQL-Servers after another
Quoth Philip Hazel on Wed, Jul 05, 2000: > On Tue, 4 Jul 2000, Florian Wallner wrote:
>
> > if a mysql lookup is successful but does not return any data because
> > the SQL statement did not match anything in the database, is it
> > possible to try the lookup again on the second server in mysq_servers
> > before failing the lookup?
>
> I'm afraid not; the mysql_servers are supposed to be clones that give
> the same answers, and unlike LDAP, you can't specify a server in the
> query.
I think it should be possible to achieve this by wrapping the
lookups in the 'if' statement. It depends on the context,
though.
Vadik.
--
Never let your schooling interfere with your education.