======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '336'
                                          'artist'  'Carpathian Forest'
                                     'text_people'  ''
                                         'release'  'Defending the Throne of Evil'
                                           'title'  'The Well of All Human Tears'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['norwegian', 'true norwegian black metal', 'black metal', 'metal', "
 "'norwegian black metal']")
                                     'discogstags'  "['black metal', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '12'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'eid-metal-black'
                                             'bpm'  '144.335'
                                             'key'  '1A'
                                        'acoustid'  '522bb0fc-dd04-4b00-9f3a-6b26adeeec31'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'ExactAudioCopy v0.99pb4'
'COMM:ID3v1 Comment:XXX'                            'ExactAudioCopy v0.99pb4'
'TALB' (Album/Movie/Show title)                     'Defending the Throne of Evil'
'TBPM' (BPM (beats per minute))                     '144.335'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-black'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-03-17'
'TIT2' (Title/songname/content description)         'The Well of All Human Tears'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Carpathian Forest'
'TPE2' (Band/orchestra/accompaniment)               'Carpathian Forest'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Season of Mist'
'TRCK' (Track number/Position in set)               '3/12'
'TSO2'                                              'Carpathian Forest'
'TSOP' (Performer sort order)                       'Carpathian Forest'
'TSRC' (ISRC (international standard recording code))  'FR33T0206803'
'TXXX:ASIN'                                         'B00008J2LL'
'TXXX:Acoustid Id'                                  '522bb0fc-dd04-4b00-9f3a-6b26adeeec31'
'TXXX:BARCODE'                                      '822603106824'
'TXXX:CATALOGNUMBER'                                'SOM 068'
'TXXX:MusicBrainz Album Artist Id'                  '69fa5c49-12ec-4c86-a238-4e07cc6d1a7d'
'TXXX:MusicBrainz Album Id'                         '7660b39d-04a6-421f-8b32-e32e1f85d4ed'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '69fa5c49-12ec-4c86-a238-4e07cc6d1a7d'
'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'                                   ['norwegian',
 'true norwegian black metal',
 'black metal',
 'metal',
 'norwegian black metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.92 dB'
'TXXX:replaygain_track_peak'                        '0.371870'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1fbb2c8a-dbba-499a-a7f6-74129d8374f3')

========================== row from database ==========================
                                              'id'  1392735
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Carpathian Forest - 2003 - Defending the throne of evil/03 - The well of all human tears.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  336
                                           'genre'  eid-metal-black
                                        'filesize'  13554857
                                           'mtime'  1620301382
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 2003 throne evil 03 well all human tears eid metal black
                                      'tag_artist'  Carpathian Forest
                                     'tag_release'  Defending the Throne of Evil
                                       'tag_title'  The Well of All Human Tears
                                             'bpm'  144.335
                                    'search_title'  'all':4 'human':5 'of':3 'tears':6 'the':1 'well':2
                                   'search_artist'  'carpathian':1 'forest':2
                                  'search_release'  'defending':1 'evil':5 'of':4 'the':2 'throne':3
                                     'search_rest'  '00dwimp':1 '00metal':2 '2003':3 'all':7 'black':12 'eid':10 'evil':5 'human':8 'metal':11 'tears':9 'throne':4 'well':6
                                    'search_combo'  '00dwimp':14 '00metal':15 '2003':16 'all':4A,20 'black':25 'carpathian':7B 'defending':9C 'eid':23 'evil':13C,18 'forest':8B 'human':5A,21 'metal':24 'of':3A,12C 'tears':6A,22 'the':1A,10C 'throne':11C,17 'well':2A,19
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['norwegian', 'true norwegian black metal', 'black metal', 'metal', 'norwegian black metal']
                                        'tag_date'  2003
                                     'discogstags'  ['black metal', 'rock']

============================== file details ==============================
                                           'mtime'  1620301381.839372  (2021-05-06 13:43:01)
                             'size'  13554857