On Sun, Jan 13, 2013 at 11:35:06PM -0500, Jesse Sheidlower wrote: > > I have a Catalyst app that very frequently (pretty much every request) > requires several DBIC resultsets that return a small number of values, > that very rarely change. I'm trying to cache this, so I can update the > cache when the values change and not have to hit my DB a half-dozen > times on every request for data that is effectively static. > > Originally the relevant line was along the lines of: > > $c->stash->{subjects} = $c->model('WordsDB::Subject')->search(); > > I replaced this, following the C::P::Cache docs, with > > unless ( $c->stash->{subjects} = $cache->get( 'subjects' ) ) { > $c->stash->{subjects} = > $c->model('WordsDB::Subject')->search(); > $cache->set( 'subject', $c->stash->{subjects} ); > } > > However, this dies (on a second run, when it's actually hitting the > cache) with "undef error - Can't call method "select" on an undefined > value at /usr/share/perl5/DBIx/Class/ResultSet.pm line 957". So I'm > assuming that I can't just stuff a RS into the cache and expect it to > work. Is there an easy way around it? (I know I could retrieve the > actual data and put that into the cache, but then I'd have to rewrite a > whole bunch of templates, that are expecting a resultset.) > > Thanks.
So apart from the mystery around the nonsensical exception - does this help? local $DBIx::Class::ResultSourceHandle::thaw_schema = $c->model(...)->schema; Cheers _______________________________________________ List: http://lists.scsys.co.uk/cgi-bin/mailman/listinfo/dbix-class IRC: irc.perl.org#dbix-class SVN: http://dev.catalyst.perl.org/repos/bast/DBIx-Class/ Searchable Archive: http://www.grokbase.com/group/dbix-class@lists.scsys.co.uk