- my $prefixes_sql = "SELECT $prefix_sql $fromwhere AND npa IS NOT NULL";
- $select .= "( SELECT countrycode $fromwhere LIMIT 1 ) AS ccode,
- ARRAY_TO_STRING( ARRAY($prefixes_sql), ',' ) AS prefixes";
+ my $prefixes_sql = "SELECT $prefix_sql $fromwhere AND npa IS NOT NULL ORDER BY npa";
+ $select .= "( SELECT '+'||countrycode $fromwhere LIMIT 1 ) AS ccode,
+ ARRAY_TO_STRING( ARRAY($prefixes_sql), ', ' ) AS prefixes";