======================== unified (from filesystem) ========================
                                         'bitrate'  '128.003'
                                        'duration'  '300'
                                          'artist'  'Apocalyptica'
                                     'text_people'  ''
                                         'release'  'Greatest Hits'
                                           'title'  'Fade To Black'
                                           'quals'  ("['q-grit-3', 'q-busy-3', 'q-other-4', 'q-syn-2', 'q-unu-1', 'q-jzfks-1', "
 "'q-drums-1', 'q-vocals-1', 'q-chart-2', 'q-bass-1', 'q-mixbeat-2', "
 "'q-piano-1', 'q-play-3', 'q-hhrnbtt-1', 'q-oldst-3', 'q-hap-1', "
 "'q-localness-1']")
                                      'lastfmtags'  "['instrumental', 'metal', 'symphonic metal', 'finnish', 'heavy metal']"
                                     'discogstags'  "['electronic', 'rock', 'modern classical', 'symphonic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  '878320e7-6fc4-4cb2-bfef-83aecc5f8357'
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'eid-unsorted'
                                             'bpm'  '96.668'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'album'                                             'Greatest Hits'
'albumartist'                                       'Apocalyptica'
'analysis'                                          ('MusicMagic '
 'DataAgEAKBSpsGuzk71JghekZVHn4nGHqoFcEZqgH0S8gU3fu4ABiNUOJKqQjTiqpaP2gWKAAeHeA7f9tK5Egyq5LQ2u9Li/4cIQgAKAAbSAtsDIAYNmyTNDj54gg5uCEg4ponlD0oPJ9uycOIXkBGutm6uQoiOkioN/gAH84snHBsfCPKmXv/cNE/6buq7Q5oACgAE=')
'artist'                                            'Apocalyptica'
'bpm'                                               ['96.668', '96.668']
'date'                                              '1999'
'discogstags'                                       ['electronic', 'rock', 'modern classical', 'symphonic rock']
'fingerprint'                                       ('MusicMagic '
 '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')
'fmps_rating'                                       '0.6'
'foosic id'                                         '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'
'genre'                                             'eid-unsorted'
'key'                                               '9A'
'lastfmtags'                                        ['instrumental', 'metal', 'symphonic metal', 'finnish', 'heavy metal']
'musicbrainz_trackid'                               '878320e7-6fc4-4cb2-bfef-83aecc5f8357'
'musicbrainz_trmid'                                 '11b71521-4b1f-4c57-bcc4-ca761387749d'
'q-bass'                                            '1'
'q-busy'                                            '3'
'q-chart'                                           '2'
'q-drums'                                           '1'
'q-grit'                                            '3'
'q-hap'                                             '1'
'q-hhrnbtt'                                         '1'
'q-jzfks'                                           '1'
'q-localness'                                       '1'
'q-mixbeat'                                         '2'
'q-oldst'                                           '3'
'q-other'                                           '4'
'q-piano'                                           '1'
'q-play'                                            '3'
'q-syn'                                             '2'
'q-unu'                                             '1'
'q-vocals'                                          '1'
'rating'                                            '102'
'replaygain_track_gain'                             '-7.30 dB'
'replaygain_track_peak'                             '1.070449'
'title'                                             'Fade To Black'
'tracknumber'                                       '13'

========================== row from database ==========================
                                              'id'  136057
                                            'path'  /data/Music/Bulk/00dwimp/Apocalyptica/Greatest Hits/MBZ;#Apocalyptica;#Greatest Hits;#13;#Fade To Black.ogg
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  300
                                           'genre'  eid-unsorted
                                        'filesize'  4678240
                                           'mtime'  1620520966
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp MBZ;#Apocalyptica;#Greatest Hits;#13;#Fade eid unsorted
                                      'tag_artist'  Apocalyptica
                                     'tag_release'  Greatest Hits
                                       'tag_title'  Fade To Black
                                             'bpm'  96.668
                                    'search_title'  'black':3 'fade':1 'to':2
                                   'search_artist'  'apocalyptica':1
                                  'search_release'  'greatest':1 'hits':2
                                     'search_rest'  '00dwimp':1 '13':9,12 'apocalyptica':3,6 'eid':14 'fade':10,13 'greatest':4,7 'hits':8,11 'mbz':2,5 'unsorted':15
                                    'search_combo'  '00dwimp':7 '13':15,18 'apocalyptica':4B,9,12 'black':3A 'eid':20 'fade':1A,16,19 'greatest':5C,10,13 'hits':6C,14,17 'mbz':8,11 'to':2A 'unsorted':21
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['q-mixbeat-2', 'q-chart-2', 'q-other-4', 'q-oldst-3', 'q-grit-3', 'q-hap-1', 'q-drums-1', 'q-busy-3', 'q-localness-1', 'q-jzfks-1', 'q-hhrnbtt-1', 'q-syn-2', 'q-piano-1', 'q-play-3', 'q-bass-1', 'q-vocals-1', 'q-unu-1']
                                      'lastfmtags'  ['instrumental', 'metal', 'symphonic metal', 'finnish', 'heavy metal']
                                        'tag_date'  1999
                                     'discogstags'  ['electronic', 'rock', 'modern classical', 'symphonic rock']

============================== file details ==============================
                                           'mtime'  1620520965.5645509  (2021-05-09 02:42:45)
                             'size'  4678240