| 3 | 
              unless ( index_exists('authorised_values', 'av_uniq') ) { | 
          3 | 
              unless ( index_exists('authorised_values', 'av_uniq') ) { | 
        
            
          | 5 | 
                      SELECT category, authorised_value, COUNT(concat(category, ':', authorised_value)) AS c  | 
          9 | 
                      SELECT category, authorised_value, COUNT(concat(category, ':', authorised_value)) AS c  |