======================== unified (from filesystem) ========================
                                         'bitrate'  '282.04'
                                        'duration'  '307'
                                          'artist'  'GO!GO!7188'
                                     'text_people'  ''
                                         'release'  'Dasoku Hokou'
                                           'title'  'ROKKU'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['jrock', 'rock', 'female vocalists', 'japanese', 'j rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '11'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;rock-pop-jrock;loc-asia-japan-jrock;set-pl-sced'
                                             'bpm'  '116.6'
                                             'key'  '10A'
                                        'acoustid'  '50a68fac-a6c6-4e3d-a53f-22eef8e1ae13'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 000029A2 0000289A 000076A1'
'COMM:iTunNORM:eng'                                 (' 000029A2 0000289A 000076A1 0000944F 000091EA 000091EA 00008000 00008000 '
 '00004900 00004917')
'TALB' (Album/Movie/Show title)                     'Dasoku Hokou'
'TBPM' (BPM (beats per minute))                     '116.6'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'rock-pop-jrock', 'loc-asia-japan-jrock', 'set-pl-sced']
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000-12-06'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Burst mode)'
'TIT2' (Title/songname/content description)         'ROKKU'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'GO!GO!7188'
'TPE2' (Band/orchestra/accompaniment)               'GO!GO!7188'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '9/11'
'TSO2'                                              'GO!GO!7188'
'TSOP' (Performer sort order)                       'GO!GO!7188'
'TXXX:Acoustid Id'                                  '50a68fac-a6c6-4e3d-a53f-22eef8e1ae13'
'TXXX:Artists'                                      'GO!GO!7188'
'TXXX:MusicBrainz Album Artist Id'                  'b87963a8-451b-4b19-b200-e6e91113bd0f'
'TXXX:MusicBrainz Album Id'                         'c1c88027-f417-416c-a117-fac9734fe51d'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'pseudo-release'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'b87963a8-451b-4b19-b200-e6e91113bd0f'
'TXXX:MusicBrainz Release Group Id'                 '398ffea0-5511-3b49-923a-bb2c2dc79abd'
'TXXX:MusicBrainz Release Track Id'                 'e61b9cd7-75a4-30f7-a65b-2f5e3d7cf6b1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['jrock', 'rock', 'female vocalists', 'japanese', 'j rock']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                        '+0.19 dB'
'TXXX:replaygain_track_peak'                        '0.292698'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'7bb2bafb-329d-446d-86aa-b92d1f2bd10b')

========================== row from database ==========================
                                              'id'  927095
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/GO!GO!7188/[2000] 蛇足歩行/09 ロック.mp3
                                         'working'  None
                                         'bitrate'  282
                                    'duration_sec'  307
                                           'genre'  loc-asia-japan;rock-pop-jrock;loc-asia-japan-jrock;set-pl-sced
                                        'filesize'  10879652
                                           'mtime'  1621700437
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia [2000] 蛇足歩行 09 ロック loc asia japan;rock pop jrock;loc asia japan jrock;set pl sced
                                      'tag_artist'  GO!GO!7188
                                     'tag_release'  Dasoku Hokou
                                       'tag_title'  ROKKU
                                             'bpm'  116.6
                                    'search_title'  'rokku':1
                                   'search_artist'  '7188':3 'go':1,2
                                  'search_release'  'dasoku':1 'hokou':2
                                     'search_rest'  '00asia':1 '2000':2,3 'asia':8 'japan':9,11,18 'jrock':14,16,19,21 'loc':7,15,17 'pl':23 'pop':13 'rock':10,12 'rotuku':6 'sced':24 'set':20,22 'ロック':5 '蛇足歩行':4
                                    'search_combo'  '00asia':7 '2000':8,9 '7188':4B 'asia':14 'dasoku':5C 'go':2B,3B 'hokou':6C 'japan':15,17,24 'jrock':20,22,25,27 'loc':13,21,23 'pl':29 'pop':19 'rock':16,18 'rokku':1A 'rotuku':12 'sced':30 'set':26,28 'ロック':11 '蛇足歩行':10
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jrock', 'rock', 'female vocalists', 'japanese', 'j rock']
                                        'tag_date'  2000
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1621700437.323934  (2021-05-22 18:20:37)
                             'size'  10879652