my @ids = ( 1, 2, 3, 4 );

  my $rs = $schema->resultset('records');
  my @records = $rs->find( @ids, { key => 'primary' } );

## Throws the following error:
## !!! DBIx::Class::ResultSet::find(): find() expects 
## either a column/value hashref, or a list of values 
## corresponding to the columns of the specified unique 
## constraint 'primary'