======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '160'
                                          'artist'  'Valentin Clastrier'
                                     'text_people'  ''
                                         'release'  'Grands maîtres de la vielle à roue'
                                           'title'  'Migration 1'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['folklore imaginaire', 'jazz', 'hurdy gurdy', 'french', 'modern creative']"
                                     'discogstags'  "['folk, world, & country', 'contemporary', 'classical']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '22'
                                            'date'  '1987'
                                        'comments'  ''
                                           'genre'  'loc-eur-france;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '140.4'
                                             'key'  '8B'
                                        'acoustid'  '732189dd-2e70-4d36-a011-e1620a217bf0'
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 00000094 000000AD 00000388 000003DD 0000C6E0 0000FD0F 00002DFF 00002D8A '
 '0000EEFA 0000B82F')
'COMM:iTunes_CDDB_IDs:eng'                          '22+5564B3AC60259BC3C8773F5127548E36+752048'
'TALB' (Album/Movie/Show title)                     'Grands maîtres de la vielle à roue'
'TBPM' (BPM (beats per minute))                     '140.4'
'TCON' (Content type, a.k.a. Genre)                 ['loc-eur-france', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDOR' (Original release time)                      '1987'
'TDRC' (Recording time)                             '1987'
'TENC' (Encoded by)                                 'iTunes v4.2.0.72'
'TIT2' (Title/songname/content description)         'Migration 1'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Valentin Clastrier'
'TPE2' (Band/orchestra/accompaniment)               'Valentin Clastrier'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Ethnic'
'TRCK' (Track number/Position in set)               '16/22'
'TSO2'                                              'Clastrier, Valentin'
'TSOP' (Performer sort order)                       'Clastrier, Valentin'
'TXXX:Acoustid Id'                                  '732189dd-2e70-4d36-a011-e1620a217bf0'
'TXXX:CATALOGNUMBER'                                'B 6130'
'TXXX:MusicBrainz Album Artist Id'                  'ea31bed5-2f63-497b-9509-58e80825257a'
'TXXX:MusicBrainz Album Id'                         '864114f6-a8cd-4d4b-b3f8-0375db07b21d'
'TXXX:MusicBrainz Album Release Country'            'FR'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'ea31bed5-2f63-497b-9509-58e80825257a'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['folk, world, & country', 'contemporary', 'classical']
'TXXX:lastfmtags'                                   ['folklore imaginaire', 'jazz', 'hurdy gurdy', 'french', 'modern creative']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-16.35 dB'
'TXXX:replaygain_track_peak'                        '4.860799'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'3a368dc2-acfc-49e3-bbac-335984081e23')

========================== row from database ==========================
                                              'id'  474020
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Valentin Vlastrier- Vielle A Roue- Hurdy-gurdy- Grands Maitres De La Vielle A Roue/16 migration 1.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  160
                                           'genre'  loc-eur-france;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3868404
                                           'mtime'  1621628898
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Vlastrier Vielle A Roue Hurdy gurdy Maitres De La Vielle A Roue 16 migration loc eur france;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Valentin Clastrier
                                     'tag_release'  Grands maîtres de la vielle à roue
                                       'tag_title'  Migration 1
                                             'bpm'  140.4
                                    'search_title'  '1':2 'migration':1
                                   'search_artist'  'clastrier':2 'valentin':1
                                  'search_release'  'a':7,8 'de':4 'grands':1 'la':5 'maitres':2,3 'roue':9 'vielle':6
                                     'search_rest'  'a':3 'de':8 'eur':12 'france':13,15 'gurdy':6 'hurdy':5 'la':9 'loc':11 'maitres':7 'migration':10 'mor':22 'pl':17 'roue':4 'set':14,16,19,21 'shirleyspinoza':18,20 'vielle':2 'vlastrier':1
                                    'search_combo'  '1':2A 'a':11C,12C,16 'clastrier':4B 'de':8C,21 'eur':25 'france':26,28 'grands':5C 'gurdy':19 'hurdy':18 'la':9C,22 'loc':24 'maitres':6C,7C,20 'migration':1A,23 'mor':35 'pl':30 'roue':13C,17 'set':27,29,32,34 'shirleyspinoza':31,33 'valentin':3B 'vielle':10C,15 'vlastrier':14
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['folklore imaginaire', 'jazz', 'hurdy gurdy', 'french', 'modern creative']
                                        'tag_date'  1987
                                     'discogstags'  ['folk, world, & country', 'contemporary', 'classical']

============================== file details ==============================
                                           'mtime'  1621628897.912972  (2021-05-21 22:28:17)
                             'size'  3868404