======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '241'
                                          'artist'  '椎名林檎'
                                     'text_people'  ''
                                         'release'  'モーラ'
                                           'title'  'すべりだい'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-UNU-2', 'Q-LOCALNESS-2', 'Q-JZFKS-2', "
 "'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-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rock', 'female vocalists', 'japanese', 'j pop', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '11'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan-jrock-shibuyakei;loc-asia-japan;prerock-jb-jazz-unsorted'
                                             'bpm'  '100.058'
                                             'key'  '10A'
                                        'acoustid'  'ba5f78e4-f721-42cc-a6cb-d31287feb1a5'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'モーラ'
'TBPM' (BPM (beats per minute))                     '100.058'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan-jrock-shibuyakei',
 'loc-asia-japan',
 'prerock-jb-jazz-unsorted']
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008-11-25'
'TIT2' (Title/songname/content description)         'すべりだい'
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'DVD-Audio'
'TPE1' (Lead performer(s)/Soloist(s))               '椎名林檎'
'TPE2' (Band/orchestra/accompaniment)               '椎名林檎'
'TPOS' (Part of a set)                              '5/6'
'TPUB' (Publisher)                                  '東芝EMI 株式会社'
'TRCK' (Track number/Position in set)               '1/11'
'TSO2'                                              'Shiina, Ringo'
'TSOP' (Performer sort order)                       'Shiina, Ringo'
'TSST' (Set subtitle)                               '私と放電 disc 1'
'TXXX:Acoustid Id'                                  'ba5f78e4-f721-42cc-a6cb-d31287feb1a5'
'TXXX:Artists'                                      '椎名林檎'
'TXXX:CATALOGNUMBER'                                'TOBF-5601~5606'
'TXXX:MusicBrainz Album Artist Id'                  '9e414497-23b7-4ab7-9ec6-8ea9864c9e87'
'TXXX:MusicBrainz Album Id'                         'ba9bebc0-51d8-46be-a308-9878d047458d'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '9e414497-23b7-4ab7-9ec6-8ea9864c9e87'
'TXXX:MusicBrainz Release Group Id'                 'ad982b50-e8a6-484a-82c4-a8b39d5ad0c5'
'TXXX:MusicBrainz Release Track Id'                 '6bf641f3-513a-42b0-89f3-88824a92735b'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Qaaa'
'TXXX:lastfmtags'                                   ['rock', 'female vocalists', 'japanese', 'j pop', 'j rock']
'TXXX:originalyear'                                 '2008'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'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'                        '-1.26 dB'
'TXXX:replaygain_track_peak'                        '0.556032'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'05e2dd73-5c80-4dda-8d96-3356bec0522d')

========================== row from database ==========================
                                              'id'  928213
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Shiina Ringo & Tokyo Jihen/Shiina Ringo/Shiina Ringo Essentials/Shiina Ringo - Suberidai.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  241
                                           'genre'  loc-asia-japan-jrock-shibuyakei;loc-asia-japan;prerock-jb-jazz-unsorted
                                        'filesize'  3875667
                                           'mtime'  1620540260
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia Shiina Ringo & Tokyo Jihen Shiina Ringo Shiina Ringo Essentials Shiina Ringo Suberidai loc asia japan jrock shibuyakei;loc asia japan;prerock jb jazz unsorted
                                      'tag_artist'  椎名林檎
                                     'tag_release'  モーラ
                                       'tag_title'  すべりだい
                                             'bpm'  100.058
                                    'search_title'  'suheritai':2 'すべりだい':1
                                   'search_artist'  '椎名林檎':1
                                  'search_release'  'mora':2 'モーラ':1
                                     'search_rest'  '00asia':1 'asia':9 'essentials':6 'japan':10,16,18 'jazz':21 'jb':20 'jihen':5 'jrock':11 'loc':8,13,15 'prerock':17,19 'ringo':3 'shibuyakei':12,14 'shiina':2 'suberidai':7 'tokyo':4 'unsorted':22
                                    'search_combo'  '00asia':6 'asia':14 'essentials':11 'japan':15,21,23 'jazz':26 'jb':25 'jihen':10 'jrock':16 'loc':13,18,20 'mora':5C 'prerock':22,24 'ringo':8 'shibuyakei':17,19 'shiina':7 'suberidai':12 'suheritai':2A 'tokyo':9 'unsorted':27 'すべりだい':1A 'モーラ':4C '椎名林檎':3B
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             '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-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'female vocalists', 'japanese', 'j pop', 'j rock']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620540260.1537986  (2021-05-09 08:04:20)
                             'size'  3875667