======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '221'
                                          'artist'  'Luca Novac'
                                     'text_people'  ''
                                         'release'  'Balkan Blues'
                                           'title'  'A oilor'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                     'discogstags'  "['folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '16'
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer;mi-brass'
                                             'bpm'  '138.797'
                                             'key'  '10B'
                                        'acoustid'  '0a7a51bd-ce2d-4b4f-955d-5295cd868b06'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Balkan Blues'
'TBPM' (BPM (beats per minute))                     '138.797'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-gypsy or balkan or klezmer', 'mi-brass']
'TDOR' (Original release time)                      '1999'
'TDRC' (Recording time)                             '1999-11-16'
'TIT2' (Title/songname/content description)         'A oilor'
'TKEY' (Initial key)                                '10B'
'TLEN' (Length)                                     '221440'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Luca Novac'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Network Medien'
'TRCK' (Track number/Position in set)               '4/16'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Novac, Luca'
'TXXX:ASIN'                                         'B0000300KS'
'TXXX:Acoustid Id'                                  '0a7a51bd-ce2d-4b4f-955d-5295cd868b06'
'TXXX:Artists'                                      'Luca Novac'
'TXXX:BARCODE'                                      '785965102425'
'TXXX:CATALOGNUMBER'                                '51024'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '03f67e07-fda7-40e8-8f12-96ab310a7297'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'a7b80cfb-8a59-46db-aa9c-220df57e3bac'
'TXXX:MusicBrainz Release Group Id'                 'b04a7c27-57dd-370b-aefd-e86a6dceb8de'
'TXXX:MusicBrainz Release Track Id'                 'e86ee3ec-7646-3791-a21d-5ede32873e3d'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'folk, world, & country'
'TXXX:originalyear'                                 '1999'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.41 dB'
'TXXX:replaygain_track_peak'                        '0.451605'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'b5ef9cf1-3c0a-4217-8b44-d44dee3c0845')

========================== row from database ==========================
                                              'id'  1384499
                                            'path'  /data/Music/Bulk/00localcharacter/Luca Novac - balcan blues - disc ii/Luca Novac - A Ollor.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  221
                                           'genre'  loc-style-gypsy or balkan or klezmer;mi-brass
                                        'filesize'  3583581
                                           'mtime'  1620528701
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter balcan blues disc ii Ollor loc style gypsy balkan klezmer;mi brass
                                      'tag_artist'  Luca Novac
                                     'tag_release'  Balkan Blues
                                       'tag_title'  A oilor
                                             'bpm'  138.797
                                    'search_title'  'a':1 'oilor':2
                                   'search_artist'  'luca':1 'novac':2
                                  'search_release'  'balkan':1 'blues':2
                                     'search_rest'  'balcan':1 'balkan':9 'blues':2 'brass':14 'disc':3 'gypsy':8 'ii':4 'klezmer':10,12 'loc':6 'mi':11,13 'ollor':5 'style':7
                                    'search_combo'  'a':1A 'balcan':7 'balkan':5C,15 'blues':6C,8 'brass':20 'disc':9 'gypsy':14 'ii':10 'klezmer':16,18 'loc':12 'luca':3B 'mi':17,19 'novac':4B 'oilor':2A 'ollor':11 'style':13
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1999
                                     'discogstags'  ['folk, world, & country']

============================== file details ==============================
                                           'mtime'  1620528701.0626013  (2021-05-09 04:51:41)
                             'size'  3583581