======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '338'
                                          'artist'  'Chara'
                                     'text_people'  ''
                                         'release'  'A Scenery Like Me'
                                           'title'  'あれはね'
                                           'quals'  ("['Q-HAP-2', '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-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative', 'pop', 'female vocalists', 'japanese', 'j pop']"
                                     'discogstags'  "['rock', 'pop', 'folk rock', 'j-pop', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '10'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan-jpop;loc-asia-japan'
                                             'bpm'  '138'
                                             'key'  '2B'
                                        'acoustid'  'cad1657e-b4da-4548-9105-e3eda13cfd35'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 000002FD 00000400 00000D6E'
'COMM:iTunNORM:eng'                                 (' 000002FD 00000400 00000D6E 00001148 00015FBE 00027145 00006547 00006563 '
 '00046CE7 00041EC7')
'TALB' (Album/Movie/Show title)                     'A Scenery Like Me'
'TBPM' (BPM (beats per minute))                     '138'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan-jpop', 'loc-asia-japan']
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-02-18'
'TIT2' (Title/songname/content description)         'あれはね'
'TKEY' (Initial key)                                '2B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Chara'
'TPE2' (Band/orchestra/accompaniment)               'Chara'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Epic Records'
'TRCK' (Track number/Position in set)               '2/10'
'TSO2'                                              'Chara'
'TSOP' (Performer sort order)                       'Chara'
'TXXX:ASIN'                                         'B0001924B8'
'TXXX:Acoustid Id'                                  'cad1657e-b4da-4548-9105-e3eda13cfd35'
'TXXX:Artists'                                      'Chara'
'TXXX:BARCODE'                                      '4988010009496'
'TXXX:CATALOGNUMBER'                                'ESCL-2498'
'TXXX:MusicBrainz Album Artist Id'                  '94812064-a7c2-49d2-b6b0-b9e76289bf87'
'TXXX:MusicBrainz Album Id'                         '170843a1-9357-4e45-bb17-e5aeb85e1f82'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '94812064-a7c2-49d2-b6b0-b9e76289bf87'
'TXXX:MusicBrainz Release Group Id'                 '2a8e9444-1f50-3d9b-8498-7fd0b790cfcf'
'TXXX:MusicBrainz Release Track Id'                 '2885f0d8-128b-36b5-ae74-88208fb6b944'
'TXXX:Q-HAP'                                        '2'
'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', 'pop', 'folk rock', 'j-pop', 'pop rock']
'TXXX:lastfmtags'                                   ['alternative', 'pop', 'female vocalists', 'japanese', 'j pop']
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.54 dB'
'TXXX:replaygain_track_peak'                        '0.603058'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'36adf2be-441d-465f-ba18-4f32946e83a3')

========================== row from database ==========================
                                              'id'  438933
                                            'path'  /data/Music/Bulk/00localcharacter/Chara/A Scenery Like Me/02 あれはね.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  338
                                           'genre'  loc-asia-japan-jpop;loc-asia-japan
                                        'filesize'  5437748
                                           'mtime'  1638545371
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 02 loc asia japan jpop;loc asia japan
                                      'tag_artist'  Chara
                                     'tag_release'  A Scenery Like Me
                                       'tag_title'  あれはね
                                             'bpm'  138.0
                                    'search_title'  'arehane':2 'あれはね':1
                                   'search_artist'  'chara':1
                                  'search_release'  'a':1 'like':3 'me':4 'scenery':2
                                     'search_rest'  'asia':2 'japan':3 'jpop':4,6 'loc':1,5,7
                                    'search_combo'  'a':4C 'arehane':2A 'asia':9 'chara':3B 'japan':10 'jpop':11,13 'like':6C 'loc':8,12,14 'me':7C 'scenery':5C 'あれはね':1A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  2B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative', 'pop', 'female vocalists', 'japanese', 'j pop']
                                        'tag_date'  2004
                                     'discogstags'  ['rock', 'pop', 'folk rock', 'j-pop', 'pop rock']

============================== file details ==============================
                                           'mtime'  1638545370.5293314  (2021-12-03 16:29:30)
                             'size'  5437748