+ my @where;
+ push @where, qq|business_id IN (SELECT id FROM business WHERE salesman)| if $options->{business_is_salesman};
+ push @where, qq|NOT obsolete| if !$options->{with_obsolete};
+ my $where_str = @where ? "WHERE " . join(" AND ", map { "($_)" } @where) : '';
+
+ my $query = qq|SELECT * FROM customer $where_str ORDER BY name $limit_clause|;