-package # hide from PAUSE
+package # hide from PAUSE
DBICTest::Schema::CD;
use base qw/DBICTest::BaseResult/;
data_type => 'varchar',
size => 100,
},
- 'genreid' => {
+ 'genreid' => {
data_type => 'integer',
is_nullable => 1,
accessor => undef,
__PACKAGE__->set_primary_key('cdid');
__PACKAGE__->add_unique_constraint([ qw/artist title/ ]);
-__PACKAGE__->belongs_to( artist => 'DBICTest::Schema::Artist', undef, {
- is_deferrable => 1,
+__PACKAGE__->belongs_to( artist => 'DBICTest::Schema::Artist', undef, {
+ is_deferrable => 1,
+ proxy => { artist_name => 'name' },
+});
+__PACKAGE__->belongs_to( very_long_artist_relationship => 'DBICTest::Schema::Artist', 'artist', {
+ is_deferrable => 1,
});
# in case this is a single-cd it promotes a track from another cd
-__PACKAGE__->belongs_to( single_track => 'DBICTest::Schema::Track', 'single_track',
- { join_type => 'left'}
+__PACKAGE__->belongs_to( single_track => 'DBICTest::Schema::Track', 'single_track',
+ { join_type => 'left'}
);
# add a non-left single relationship for the complex prefetch tests
},
);
+
+# This is insane. Don't ever do anything like that
+# This is for testing purposes only!
+
+# mst: mo: DBIC is an "object relational mapper"
+# mst: mo: not an "object relational hider-because-mo-doesn't-understand-databases
+# ribasushi: mo: try it with a subselect nevertheless, I'd love to be proven wrong
+# ribasushi: mo: does sqlite actually take this?
+# ribasushi: an order in a correlated subquery is insane - how long does it take you on real data?
+
+__PACKAGE__->might_have(
+ 'last_track',
+ 'DBICTest::Schema::Track',
+ sub {
+ my $args = shift;
+ return (
+ {
+ "$args->{foreign_alias}.trackid" => { '=' =>
+ $args->{self_resultsource}->schema->resultset('Track')->search(
+ { 'correlated_tracks.cd' => { -ident => "$args->{self_alias}.cdid" } },
+ {
+ order_by => { -desc => 'position' },
+ rows => 1,
+ alias => 'correlated_tracks',
+ columns => ['trackid']
+ },
+ )->as_query
+ }
+ }
+ );
+ },
+);
+
1;