======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '187'
                                          'artist'  'Lý Ngụ́a Ô'
                                     'text_people'  ''
                                         'release'  'Hò! #1 Roady Music From Vietnam 2000'
                                           'title'  'Vợ chồng làm biéng'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  '21'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'loc-asia-vietnam;set-pl-mor'
                                             'bpm'  '87.4'
                                             'key'  '6A'
                                        'acoustid'  '95c19ee8-2dc2-436f-8731-0490b0e24477'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Hò! #1 Roady Music From Vietnam 2000'
'TBPM' (BPM (beats per minute))                     '87.4'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-vietnam', 'set-pl-mor']
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TENC' (Encoded by)                                 'meaty <meaty@hotbox.ru>'
'TIT2' (Title/songname/content description)         'Vợ chồng làm biéng'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Lý Ngụ́a Ô'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Trikont'
'TRCK' (Track number/Position in set)               '17/21'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Lý Ngụ́a Ô'
'TXXX:Acoustid Id'                                  '95c19ee8-2dc2-436f-8731-0490b0e24477'
'TXXX:BARCODE'                                      '4015698024920'
'TXXX:CATALOGNUMBER'                                'US-254168'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '0fbf043c-36e8-4781-864c-d74f401b463a'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '0c974c3b-21d9-4adc-841c-b2f635eb707c'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.27 dB'
'TXXX:replaygain_track_peak'                        '0.351633'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'0d8dbe37-ecd8-4c33-ada6-89eafba0ae5b')

========================== row from database ==========================
                                              'id'  726691
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Roady Music From Vietnam 2000/17-Vor Chong Lam Bieng.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  187
                                           'genre'  loc-asia-vietnam;set-pl-mor
                                        'filesize'  6019376
                                           'mtime'  1621626202
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 17 Vor Chong Lam Bieng loc asia vietnam;set pl mor
                                      'tag_artist'  Lý Ngụ́a Ô
                                     'tag_release'  Hò! #1 Roady Music From Vietnam 2000
                                       'tag_title'  Vợ chồng làm biéng
                                             'bpm'  87.4
                                    'search_title'  'bieng':7,8 'chong':3,4 'lam':5,6 'vo':1,2
                                   'search_artist'  'ly':1,2 'ngua':3,4 'o':5,6
                                  'search_release'  '1':3,4 '2000':9 'from':7 'ho':1,2 'music':6 'roady':5 'vietnam':8
                                     'search_rest'  'asia':6 'bieng':4 'chong':2 'lam':3 'loc':5 'mor':12 'pl':11 'set':8,10 'vietnam':7,9 'vor':1
                                    'search_combo'  '1':17C,18C '2000':23C 'asia':29 'bieng':7A,8A,27 'chong':3A,4A,25 'from':21C 'ho':15C,16C 'lam':5A,6A,26 'loc':28 'ly':9B,10B 'mor':35 'music':20C 'ngua':11B,12B 'o':13B,14B 'pl':34 'roady':19C 'set':31,33 'vietnam':22C,30,32 'vo':1A,2A 'vor':24
                                    'tag_tracknum'  17
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621626202.193548  (2021-05-21 21:43:22)
                             'size'  6019376