On 25 Aug 2012, at 10:41, Theo Bot wrote: > I already create a model with the ..._create.pl script. But I want to use a dual-master mysql setup. And I want the application server to be able to failover over to a back-up server. Yes, and this functionality is nothing to do with Catalyst, so I don't see how Catalyst is relevant here ;) Cheers t0m