agg_analytics <- runQry(Q)
counts <- sapply(agg_analytics[, desc(agg_analytics)["character"][[2]], with=FALSE], mnchar)

             country_name     33
             country_code      2
                continent     13
          continent_group      9
          continent_order     15

               store_name     28
         store_name_short     14
              store_group     14
        store_group_broad     14
        store_musicbucket     14
        store_videobucket      0
          
             release_name    245
       release_is_deleted      1
         release_priority      6
          release_version     94
     release_product_type     10
music_vs_video_by_product      5
            release_genre     11
      release_genre_group     22
release_genre_group_broad     17
               label_name     55
              label_owner     10
     label_is_distributor      1
           label_sc_group      7
            label_country     33
          label_continent     13
              artist_name    255
           artist_country     33
        transac_type_abbr      2
             transac_type     25
       transac_type_group      8
music_vs_video_by_transac     14
       stream_vs_download      8
           album_vs_track     24