======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '205'
                                          'artist'  'Status Quo'
                                     'text_people'  ''
                                         'release'  'Whatever You Want'
                                           'title'  "Rockin' On"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['hard rock', '80s', 'rock', 'british', 'classic rock']"
                                     'discogstags'  "['rock', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '10'
                                            'date'  '1979'
                                        'comments'  ''
                                           'genre'  'rock-cppex-classic'
                                             'bpm'  '124'
                                             'key'  '1B'
                                        'acoustid'  'c140027c-5ca7-427c-813f-6d5fc3fe26b0'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Whatever You Want'
'TBPM' (BPM (beats per minute))                     '124'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-classic'
'TDOR' (Original release time)                      '1979'
'TDRC' (Recording time)                             '1979'
'TIT2' (Title/songname/content description)         "Rockin' On"
'TKEY' (Initial key)                                '1B'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Status Quo'
'TPE2' (Band/orchestra/accompaniment)               'Status Quo'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Vertigo'
'TRCK' (Track number/Position in set)               '7/10'
'TSO2'                                              'Status Quo'
'TSOP' (Performer sort order)                       'Status Quo'
'TXXX:ASIN'                                         'B000LZFMD4'
'TXXX:Acoustid Id'                                  'c140027c-5ca7-427c-813f-6d5fc3fe26b0'
'TXXX:Artists'                                      'Status Quo'
'TXXX:CATALOGNUMBER'                                '9102 037'
'TXXX:MusicBrainz Album Artist Id'                  '1884ed9c-6fe1-468d-a7f8-8d19c9c4e441'
'TXXX:MusicBrainz Album Id'                         '2641f3d0-d078-4435-b591-1fd327f025d2'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '1884ed9c-6fe1-468d-a7f8-8d19c9c4e441'
'TXXX:MusicBrainz Release Group Id'                 'bfb55d47-3105-3615-8679-895f980bbe09'
'TXXX:MusicBrainz Release Track Id'                 'e45250ac-f6c8-3375-a742-539c01a55a7a'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'classic rock']
'TXXX:lastfmtags'                                   ['hard rock', '80s', 'rock', 'british', 'classic rock']
'TXXX:originalyear'                                 '1979'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.47 dB'
'TXXX:replaygain_track_peak'                        '0.508349'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4ccdf079-30a1-405e-b331-190028414a02')

========================== row from database ==========================
                                              'id'  1518547
                                            'path'  /data/Music/Bulk/00poprockelectronic/album top 1000/0255 Status Quo - Whatever You Want/Whatever You Want-07-Rockin_ On.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  205
                                           'genre'  rock-cppex-classic
                                        'filesize'  3388096
                                           'mtime'  1636039381
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic album top 1000 0255 07 Rockin_ rock cppex classic
                                      'tag_artist'  Status Quo
                                     'tag_release'  Whatever You Want
                                       'tag_title'  Rockin' On
                                             'bpm'  124.0
                                    'search_title'  'on':3 'rockin':1,2
                                   'search_artist'  'quo':2 'status':1
                                  'search_release'  'want':3 'whatever':1 'you':2
                                     'search_rest'  '00poprockelectronic':1 '0255':5 '1000':4 'album':2 'classic':9 'cppex':8 'rock':7 'rockin':6 'top':3
                                    'search_combo'  '00poprockelectronic':9 '0255':13 '1000':12 'album':10 'classic':17 'cppex':16 'on':3A 'quo':5B 'rock':15 'rockin':1A,2A,14 'status':4B 'top':11 'want':8C 'whatever':6C 'you':7C
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['hard rock', '80s', 'rock', 'british', 'classic rock']
                                        'tag_date'  1979
                                     'discogstags'  ['rock', 'classic rock']

============================== file details ==============================
                                           'mtime'  1636039380.8559303  (2021-11-04 16:23:00)
                             'size'  3388096