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  1. or download this
      Music::Artist->set_sql(most_cds => qq{
    SELECT artist.id, COUNT(cd.id) AS cds
...
  });

  my @artists = Music::Artist->search_most_cds();
  2. or download this
      __PACKAGE__->columns(TEMP => qw/cds/);
  3. or download this
    $VAR1 = bless( { '__triggers' => {}, '_class_trigger_results' => [], '
+id' => '1' }, 'Music::Artist' ); 
$VAR2 = bless( { '__triggers' => {}, '_class_trigger_results' => [], '
+cds' => '2', 'id' => '2' }, 'Music::Artist' );