======================== unified (from filesystem) ========================
                                         'bitrate'  '223.337'
                                        'duration'  '270'
                                          'artist'  'The National Bank'
                                     'text_people'  ''
                                         'release'  'Come On Over to the Other Side'
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                                      'lastfmtags'  "['indie', 'norwegian', 'alternative', 'indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  '11'
                                            'date'  '2008'
                                        'comments'  ''
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rest: ''

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

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'TBPM' (BPM (beats per minute))                     '108.066'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008-02-11'
'TIT2' (Title/songname/content description)         'The Balladeer'
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The National Bank'
'TPE2' (Band/orchestra/accompaniment)               'The National Bank'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'EmArcy'
'TRCK' (Track number/Position in set)               '7/11'
'TSO2'                                              'National Bank, The'
'TSOP' (Performer sort order)                       'National Bank, The'
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'TXXX:BARCODE'                                      '602517582286'
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'TXXX:MusicBrainz Album Id'                         'eebf9b8e-3a47-462a-bdc3-5c0a1a92d5cf'
'TXXX:MusicBrainz Album Release Country'            'NO'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
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'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['indie', 'norwegian', 'alternative', 'indie rock', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.31 dB'
'TXXX:replaygain_track_peak'                        '0.345361'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'234d0d6f-6499-47ad-bb79-58c3202c126c')

========================== row from database ==========================
                                              'id'  1343113
                                            'path'  /data/Music/Bulk/00poprockelectronic/The National Bank/Come On Over To The Other Side/07 the balladeer.mp3
                                         'working'  None
                                         'bitrate'  223
                                    'duration_sec'  270
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  7565239
                                           'mtime'  1637330411
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic To 07 balladeer ifs songwriter indie rock
                                      'tag_artist'  The National Bank
                                     'tag_release'  Come On Over to the Other Side
                                       'tag_title'  The Balladeer
                                             'bpm'  108.066
                                    'search_title'  'balladeer':2 'the':1
                                   'search_artist'  'bank':3 'national':2 'the':1
                                  'search_release'  'come':1 'on':2 'other':6 'over':3 'side':7 'the':5 'to':4
                                     'search_rest'  '00poprockelectronic':1 'balladeer':3 'ifs':4 'indie':6 'rock':7 'songwriter':5 'to':2
                                    'search_combo'  '00poprockelectronic':13 'balladeer':2A,15 'bank':5B 'come':6C 'ifs':16 'indie':18 'national':4B 'on':7C 'other':11C 'over':8C 'rock':19 'side':12C 'songwriter':17 'the':1A,3B,10C 'to':9C,14
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'norwegian', 'alternative', 'indie rock', 'rock']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330411.447597  (2021-11-19 15:00:11)
                             'size'  7565239