======================== unified (from filesystem) ========================
                                         'bitrate'  '258.33'
                                        'duration'  '320'
                                          'artist'  'Watain'
                                     'text_people'  ''
                                         'release'  "Rabid Death's Curse"
                                           'title'  "Rabid Death's Curse"
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-4', 'q-grit-4', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['swedish black metal', 'swedish', 'religious black metal', 'black metal', "
 "'orthodox black metal']")
                                     'discogstags'  "['black metal', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '9'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'eid-metal-black'
                                             'bpm'  '98.454'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'FFF Lbl: Drakkar Prod C: 12/'
'TALB' (Album/Movie/Show title)                     "Rabid Death's Curse"
'TBPM' (BPM (beats per minute))                     '98.454'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-black'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         "Rabid Death's Curse"
'TKEY' (Initial key)                                '9A'
'TLAN' (Language(s))                                'eng'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Watain'
'TPE2' (Band/orchestra/accompaniment)               'Watain'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Drakkar Productions'
'TRCK' (Track number/Position in set)               '2/9'
'TSO2'                                              'Watain'
'TSOP' (Performer sort order)                       'Watain'
'TSRC' (ISRC (international standard recording code))  'FR33T0818702'
'TXXX:CATALOGNUMBER'                                'DKCD012/2'
'TXXX:MusicBrainz Album Artist Id'                  '8c51b06d-b678-4bbf-aeac-7295dfb69d13'
'TXXX:MusicBrainz Album Id'                         'b1dd7c7a-0ff6-4754-8a3d-198d89c95eb9'
'TXXX:MusicBrainz Album Release Country'            'FR'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '8c51b06d-b678-4bbf-aeac-7295dfb69d13'
'TXXX:MusicIP PUID'                                 '300dfc87-c394-c716-d5d7-d4bd5bd25e23'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['black metal', 'rock']
'TXXX:lastfmtags'                                   ['swedish black metal',
 'swedish',
 'religious black metal',
 'black metal',
 'orthodox black metal']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '4'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.55 dB'
'TXXX:replaygain_track_peak'                        '0.276967'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e527f832-2203-41bf-8e29-72c726a73bda')

========================== row from database ==========================
                                              'id'  1381465
                                            'path'  /data/Music/Bulk/00poprockelectronic/2000 - Rabid Deaths Curse/02-rabid_deaths_curse.mp3
                                         'working'  None
                                         'bitrate'  258
                                    'duration_sec'  320
                                           'genre'  eid-metal-black
                                        'filesize'  10359071
                                           'mtime'  1620301928
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2000 Deaths 02 rabid_deaths_curse eid metal black
                                      'tag_artist'  Watain
                                     'tag_release'  Rabid Death's Curse
                                       'tag_title'  Rabid Death's Curse
                                             'bpm'  98.454
                                    'search_title'  'curse':5 'death':2 'deaths':4 'rabid':1 's':3
                                   'search_artist'  'watain':1
                                  'search_release'  'curse':5 'death':2 'deaths':4 'rabid':1 's':3
                                     'search_rest'  '00poprockelectronic':1 '2000':2 'black':9 'curse':6 'deaths':3,5 'eid':7 'metal':8 'rabid':4
                                    'search_combo'  '00poprockelectronic':12 '2000':13 'black':20 'curse':5A,11C,17 'death':2A,8C 'deaths':4A,10C,14,16 'eid':18 'metal':19 'rabid':1A,7C,15 's':3A,9C 'watain':6B
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-4', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-1', 'q-bass-2', 'q-grit-4']
                                      'lastfmtags'  ['swedish black metal', 'swedish', 'religious black metal', 'black metal', 'orthodox black metal']
                                        'tag_date'  2004
                                     'discogstags'  ['black metal', 'rock']

============================== file details ==============================
                                           'mtime'  1620301927.617026  (2021-05-06 13:52:07)
                             'size'  10359071