Hi Peter, >-----Original Message----- >From: Peter Rabbitson [mailto:[email protected]] >Sent: 07 June 2009 22:22 >To: DBIx::Class user and developer list >Subject: [Dbix-class] MySql distinct count fix > >Anthony Gladdish wrote: >> Hi, >> >> Using DBIC v0.08102_07. >> >> My Result class relationships: >> >> 1. Course.pm >> 2. Event.pm: >> __PACKAGE__->belongs_to( 'course' => 'Course', 'based_on' ); >> >> My test: >> >> my $search; >> push( @$search, ('me.code', { 'like', '%i1%' } ) ); >> my $rs = $schema->resultset('Event')->search( >> { >> -or => $search, >> }, >> { >> distinct => 1, >> prefetch => 'course', >> } >> ); >> is $rs->count, 1, '$rs ok'; >> >> Fails with: >> >> DBIx::Class::ResultSet::count(): DBI Exception: DBD::mysql::st execute >failed: Duplicate column name 'id' [for Statement "SELECT COUNT( * ) >FROM (SELECT me.id, me.code, me.start, me.hours, me.end, me.leader, >me.based_on, me.attend_max, me.created_by, me.attend_min, me.RT_ticket, >me.status, me.created, me.location, me.price_1, me.price_2, me.price_3, >me.price_4, me.price_5, course.id, course.title, course.topics, >course.tasks, course.prerequisites, course.overview, course.target, >course.quotes, course.code, course.hours, course.sub_title, >course.further_tasks, course.short_desc, course.shorter_desc FROM event >me JOIN event_defaults course ON course.id = me.based_on WHERE >( me.code LIKE ? ) GROUP BY me.id, me.code, me.start, me.hours, me.end, >me.leader, me.based_on, me.attend_max, me.created_by, me.attend_min, >me.RT_ticket, me.status, me.created, me.location, me.price_1, me.price_2, >me.price_3, me.price_4, me.price_5, course.id, course.title, >course.topics, course.tasks, cou >rse.prerequisites, course.overview, course.target, course.quotes, >course.code, course.hours, course.sub_title, course.further_tasks, >course.short_desc, course.shorter_desc) count_subq" with ParamValues: >0='%i1%'] >> >> Passes, if I comment out either "distinct" or "prefetch" but this is >undesired. >> >> Am I doing anything wrong? >> Has this been fixed in a newer RC yet that I can test? >> > >Fixed in http://dev.catalyst.perl.org/svnweb/bast/revision/?rev=6537 >
Have just tested this against my own libraries and they all pass. Do you know when this will be released on cpan? Thanks for your help! Anthony
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