======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '243'
                                          'artist'  'Thu Hien'
                                     'text_people'  ''
                                         'release'  'Hò! #1 Roady Music From Vietnam 2000'
                                           'title'  'Hoa cau vúờn tràu'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['v pop', 'vietnam', 'pop vietnam', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '21'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'loc-asia-vietnam;set-pl-mor'
                                             'bpm'  '122.7'
                                             'key'  '1A'
                                        'acoustid'  '2b5525bc-e63d-4dba-956a-02a491e492b1'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Hò! #1 Roady Music From Vietnam 2000'
'TBPM' (BPM (beats per minute))                     '122.7'
'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)         'Hoa cau vúờn tràu'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Thu Hien'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Trikont'
'TRCK' (Track number/Position in set)               '6/21'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Thu Hiền'
'TXXX:Acoustid Id'                                  '2b5525bc-e63d-4dba-956a-02a491e492b1'
'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'                        '47820e6d-4f77-4f82-9d71-a6ebbc5afb51'
'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:lastfmtags'                                   ['v pop', 'vietnam', 'pop vietnam', 'pop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.65 dB'
'TXXX:replaygain_track_peak'                        '0.293348'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'bdb885d7-a769-4a02-a305-37b0600abe46')

========================== row from database ==========================
                                              'id'  726250
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Roady Music From Vietnam 2000/06-Hoa Cau Vuon Trau.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  243
                                           'genre'  loc-asia-vietnam;set-pl-mor
                                        'filesize'  7789019
                                           'mtime'  1621626201
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 06 Cau Vuon Trau loc asia vietnam;set pl mor
                                      'tag_artist'  Thu Hien
                                     'tag_release'  Hò! #1 Roady Music From Vietnam 2000
                                       'tag_title'  Hoa cau vúờn tràu
                                             'bpm'  122.7
                                    'search_title'  'cau':2 'hoa':1 'trau':5,6 'vuon':3,4
                                   'search_artist'  'hien':2 'thu':1
                                  'search_release'  '1':3,4 '2000':9 'from':7 'ho':1,2 'music':6 'roady':5 'vietnam':8
                                     'search_rest'  'asia':5 'cau':1 'loc':4 'mor':11 'pl':10 'set':7,9 'trau':3 'vietnam':6,8 'vuon':2
                                    'search_combo'  '1':11C,12C '2000':17C 'asia':22 'cau':2A,18 'from':15C 'hien':8B 'ho':9C,10C 'hoa':1A 'loc':21 'mor':28 'music':14C 'pl':27 'roady':13C 'set':24,26 'thu':7B 'trau':5A,6A,20 'vietnam':16C,23,25 'vuon':3A,4A,19
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  1A
                                           '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-1', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['v pop', 'vietnam', 'pop vietnam', 'pop']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621626201.1417682  (2021-05-21 21:43:21)
                             'size'  7789019