my ($query, @values) = $self->get_matching_filter(%params);
my @ids = selectall_ids($::form, $::form->get_standard_dbh, $query, 0, @values);
my ($query, @values) = $self->get_matching_filter(%params);
my @ids = selectall_ids($::form, $::form->get_standard_dbh, $query, 0, @values);