======================== unified (from filesystem) ========================
                                         'bitrate'  '259.881'
                                        'duration'  '367'
                                          'artist'  'GO!GO!7188'
                                     'text_people'  ''
                                         'release'  'Dasoku Hokou'
                                           'title'  'Koi no Uta'
                                           '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-2', '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'  '6'
                                      'tracktotal'  '11'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;rock-pop-jrock;loc-asia-japan-jrock;set-pl-sced'
                                             'bpm'  '149'
                                             'key'  '12B'
                                        'acoustid'  'bd37f22f-352e-41d0-86dd-eb94a5920cb5'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00001B46 00001833 00006EAC'
'COMM:iTunNORM:eng'                                 (' 00001B46 00001833 00006EAC 0000421A 0002E303 00043EEC 00008000 00008000 '
 '000090E2 000090E2')
'TALB' (Album/Movie/Show title)                     'Dasoku Hokou'
'TBPM' (BPM (beats per minute))                     '149'
'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)         'Koi no Uta'
'TKEY' (Initial key)                                '12B'
'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)               '6/11'
'TSO2'                                              'GO!GO!7188'
'TSOP' (Performer sort order)                       'GO!GO!7188'
'TXXX:Acoustid Id'                                  'bd37f22f-352e-41d0-86dd-eb94a5920cb5'
'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'                 '3201a649-25a4-3794-804a-051cfb017be5'
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.98 dB'
'TXXX:replaygain_track_peak'                        '0.339052'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'2b66c87e-ea87-429e-9e67-925647a0023e')

========================== row from database ==========================
                                              'id'  929295
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/GO!GO!7188/[2000] 蛇足歩行/06 こいのうた.mp3
                                         'working'  None
                                         'bitrate'  259
                                    'duration_sec'  367
                                           'genre'  loc-asia-japan;rock-pop-jrock;loc-asia-japan-jrock;set-pl-sced
                                        'filesize'  11963269
                                           'mtime'  1621700437
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia [2000] 蛇足歩行 06 こいのうた loc asia japan;rock pop jrock;loc asia japan jrock;set pl sced
                                      'tag_artist'  GO!GO!7188
                                     'tag_release'  Dasoku Hokou
                                       'tag_title'  Koi no Uta
                                             'bpm'  149.0
                                    'search_title'  'koi':1 'no':2 'uta':3
                                   '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 'koinouta':6 'loc':7,15,17 'pl':23 'pop':13 'rock':10,12 'sced':24 'set':20,22 'こいのうた':5 '蛇足歩行':4
                                    'search_combo'  '00asia':9 '2000':10,11 '7188':6B 'asia':16 'dasoku':7C 'go':4B,5B 'hokou':8C 'japan':17,19,26 'jrock':22,24,27,29 'koi':1A 'koinouta':14 'loc':15,23,25 'no':2A 'pl':31 'pop':21 'rock':18,20 'sced':32 'set':28,30 'uta':3A 'こいのうた':13 '蛇足歩行':12
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  12B
                                           '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-2', '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'  1621700437.3011007  (2021-05-22 18:20:37)
                             'size'  11963269