======================== unified (from filesystem) ========================
                                         'bitrate'  '200.252'
                                        'duration'  '241'
                                          'artist'  'Thee Michelle Gun Elephant'
                                     'text_people'  ''
                                         'release'  'Sabrina Heaven'
                                           'title'  'メタリック'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['garage rock', 'rock', 'punk', 'japanese', 'j rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '10'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jrock;set-pl-sced'
                                             'bpm'  '92'
                                             'key'  '11B'
                                        'acoustid'  '598e2387-6202-4118-bcff-bd27fea9a46b'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 000018FD 000022D1 00004F0A'
'COMM:iTunNORM:eng'                                 (' 000018FD 000022D1 00004F0A 0000739C 0000BEAC 0000BEAC 00008000 00008000 '
 '00024502 0000BEAC')
'TALB' (Album/Movie/Show title)                     'Sabrina Heaven'
'TBPM' (BPM (beats per minute))                     '92'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jrock', 'set-pl-sced']
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-03-05'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'メタリック'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Thee Michelle Gun Elephant'
'TPE2' (Band/orchestra/accompaniment)               'Thee Michelle Gun Elephant'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Island'
'TRCK' (Track number/Position in set)               '4/10'
'TSO2'                                              'Thee Michelle Gun Elephant'
'TSOP' (Performer sort order)                       'Thee Michelle Gun Elephant'
'TSRC' (ISRC (international standard recording code))  'JPPO00272320'
'TXXX:ASIN'                                         'B000083G9E'
'TXXX:Acoustid Id'                                  '598e2387-6202-4118-bcff-bd27fea9a46b'
'TXXX:Artists'                                      'Thee Michelle Gun Elephant'
'TXXX:BARCODE'                                      '4988005325990'
'TXXX:CATALOGNUMBER'                                'UPCH-1220'
'TXXX:MusicBrainz Album Artist Id'                  '3d693ab2-7c33-4b69-87bc-c105b5bbf547'
'TXXX:MusicBrainz Album Id'                         '302f6c56-623b-403e-9856-49eea38dd7c1'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '3d693ab2-7c33-4b69-87bc-c105b5bbf547'
'TXXX:MusicBrainz Release Group Id'                 '7eefb4d2-7889-3a5f-a550-454ce8bf97d5'
'TXXX:MusicBrainz Release Track Id'                 '0212833a-a490-3080-b7ed-14f7156d59b8'
'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'                                       'Jpan'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['garage rock', 'rock', 'punk', 'japanese', 'j rock']
'TXXX:originalyear'                                 '2003'
'TXXX:q-bass'                                       '3'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.42 dB'
'TXXX:replaygain_track_peak'                        '0.387807'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'48c21b32-a85b-4e25-acfb-28580819e7c1')

========================== row from database ==========================
                                              'id'  282248
                                            'path'  /data/Music/Bulk/00localcharacter/THEE MICHELLE GUN ELEPHANT/[2003] Sabrina Heaven/04 メタリック.mp3
                                         'working'  None
                                         'bitrate'  200
                                    'duration_sec'  241
                                           'genre'  loc-asia-japan;loc-asia-japan-jrock;set-pl-sced
                                        'filesize'  6083817
                                           'mtime'  1621701973
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter THEE MICHELLE GUN ELEPHANT [2003] 04 loc asia japan;loc asia japan jrock;set pl sced
                                      'tag_artist'  Thee Michelle Gun Elephant
                                     'tag_release'  Sabrina Heaven
                                       'tag_title'  メタリック
                                             'bpm'  92.0
                                    'search_title'  'metarituku':2 'メタリック':1
                                   'search_artist'  'elephant':4 'gun':3 'michelle':2 'thee':1
                                  'search_release'  'heaven':2 'sabrina':1
                                     'search_rest'  '2003':5,6 'asia':8 'elephant':4 'gun':3 'japan':9,11,13 'jrock':14,16 'loc':7,10,12 'michelle':2 'pl':18 'sced':19 'set':15,17 'thee':1
                                    'search_combo'  '2003':13,14 'asia':16 'elephant':6B,12 'gun':5B,11 'heaven':8C 'japan':17,19,21 'jrock':22,24 'loc':15,18,20 'metarituku':2A 'michelle':4B,10 'pl':26 'sabrina':7C 'sced':27 'set':23,25 'thee':3B,9 'メタリック':1A
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'q-grit-2']
                                      'lastfmtags'  ['garage rock', 'rock', 'punk', 'japanese', 'j rock']
                                        'tag_date'  2003
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1621701972.6720598  (2021-05-22 18:46:12)
                             'size'  6083817