======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '263'
                                          'artist'  'Buffalo Daughter'
                                     'text_people'  ''
                                         'release'  'I'
                                           'title'  'Ivory'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-2', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['shibuya kei', 'electronic', 'japanese', 'experimental', 'rock']"
                                     'discogstags'  "['electronic', 'rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '14'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jrock-shibuyakei;loc-asia'
                                             'bpm'  '126'
                                             'key'  '9B'
                                        'acoustid'  'a404aa05-99b2-4e21-94a1-ccbd47a4c720'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'I'
'TBPM' (BPM (beats per minute))                     '126'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jrock-shibuyakei', 'loc-asia']
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2001-11-21'
'TIT2' (Title/songname/content description)         'Ivory'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Buffalo Daughter'
'TPE2' (Band/orchestra/accompaniment)               'Buffalo Daughter'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'EMI'
'TRCK' (Track number/Position in set)               '1/14'
'TSO2'                                              'Buffalo Daughter'
'TSOP' (Performer sort order)                       'Buffalo Daughter'
'TSRC' (ISRC (international standard recording code))  'JPTO00101609'
'TXXX:ASIN'                                         'B00005QCG7'
'TXXX:Acoustid Id'                                  'a404aa05-99b2-4e21-94a1-ccbd47a4c720'
'TXXX:Artists'                                      'Buffalo Daughter'
'TXXX:BARCODE'                                      '4988006797352'
'TXXX:CATALOGNUMBER'                                'TOCP-65914'
'TXXX:MusicBrainz Album Artist Id'                  'c71ae637-cbc5-4f57-9c1a-38d691bd3c43'
'TXXX:MusicBrainz Album Id'                         'f0bdec08-feb1-4fbd-b296-fd1aa9f9f0e4'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'c71ae637-cbc5-4f57-9c1a-38d691bd3c43'
'TXXX:MusicBrainz Release Group Id'                 '2e476857-4595-392a-abba-3eeea7dbe240'
'TXXX:MusicBrainz Release Track Id'                 'c8d8aeb0-dd17-3f1c-9daa-447e0977bbcc'
'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'                                  ['electronic', 'rock', 'indie rock']
'TXXX:lastfmtags'                                   ['shibuya kei', 'electronic', 'japanese', 'experimental', 'rock']
'TXXX:originalyear'                                 '2001'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.24 dB'
'TXXX:replaygain_track_peak'                        '0.442204'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e25802da-cc2e-4936-8b7e-5fa0ab09a5f8')

========================== row from database ==========================
                                              'id'  1303307
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Buffalo Daughter__[2001] I__cifs97b.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  263
                                           'genre'  loc-asia-japan;loc-asia-japan-jrock-shibuyakei;loc-asia
                                        'filesize'  10558234
                                           'mtime'  1620572742
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Daughter__[2001] I__cifs97b loc asia japan;loc asia japan jrock shibuyakei;loc asia
                                      'tag_artist'  Buffalo Daughter
                                     'tag_release'  I
                                       'tag_title'  Ivory
                                             'bpm'  126.0
                                    'search_title'  'ivory':1
                                   'search_artist'  'buffalo':1 'daughter':2
                                  'search_release'  'i':1
                                     'search_rest'  '00poprockelectronic':1 '2001':8,10 'asia':14 'cifs97b':12 'daughter':7,9 'files':5,6 'i':11 'japan':15,17,19 'jrock':20 'loc':13,16,18,22,24 'loose':3,4 'shibuyakei':21,23 'unsorted':2
                                    'search_combo'  '00poprockelectronic':5 '2001':12,14 'asia':18 'buffalo':2B 'cifs97b':16 'daughter':3B,11,13 'files':9,10 'i':4C,15 'ivory':1A 'japan':19,21,23 'jrock':24 'loc':17,20,22,26,28 'loose':7,8 'shibuyakei':25,27 'unsorted':6
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', '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-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['shibuya kei', 'electronic', 'japanese', 'experimental', 'rock']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic', 'rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1620572742.4030197  (2021-05-09 17:05:42)
                             'size'  10558234