======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '220'
                                          'artist'  'Kabalas'
                                     'text_people'  ''
                                         'release'  'Martinis and Bagels'
                                           'title'  'Wall Marrt Polkaa'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '18'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer;mi-brass'
                                             'bpm'  '98.4'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Martinis and Bagels'
'TBPM' (BPM (beats per minute))                     '98.4'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-gypsy or balkan or klezmer', 'mi-brass']
'TDRC' (Recording time)                             '1995'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'Wall Marrt Polkaa'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Kabalas'
'TPE2' (Band/orchestra/accompaniment)               'Kabalas'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '12/18'
'TSO2'                                              'Kabalas'
'TSOP' (Performer sort order)                       'Kabalas'
'TXXX:ASIN'                                         'B0000059ZV'
'TXXX:MusicBrainz Album Artist Id'                  '27054230-ae09-4a1a-bd72-0e198745b3e1'
'TXXX:MusicBrainz Album Id'                         '3ab5a4c1-d50e-42e9-9680-5f2d0b55d41f'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Artist Id'                        '27054230-ae09-4a1a-bd72-0e198745b3e1'
'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:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.24 dB'
'TXXX:replaygain_track_peak'                        '0.689008'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4d95a131-fe78-4752-ad3a-2e2ded016676')

========================== row from database ==========================
                                              'id'  1368805
                                            'path'  /data/Music/Bulk/00localcharacter/Kabalas - 1995 - Martinis And Bagels/12 - Wall Martt Polkaa.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  220
                                           'genre'  loc-style-gypsy or balkan or klezmer;mi-brass
                                        'filesize'  4405907
                                           'mtime'  1620528675
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 1995 And 12 Martt loc style gypsy or balkan or klezmer;mi brass
                                      'tag_artist'  Kabalas
                                     'tag_release'  Martinis and Bagels
                                       'tag_title'  Wall Marrt Polkaa
                                             'bpm'  98.4
                                    'search_title'  'marrt':2 'polkaa':3 'wall':1
                                   'search_artist'  'kabalas':1
                                  'search_release'  'and':2 'bagels':3 'martinis':1
                                     'search_rest'  '1995':1 'and':2 'balkan':8 'brass':13 'gypsy':6 'klezmer':9,11 'loc':4 'martt':3 'mi':10,12 'or':7 'style':5
                                    'search_combo'  '1995':8 'and':6C,9 'bagels':7C 'balkan':15 'brass':20 'gypsy':13 'kabalas':4B 'klezmer':16,18 'loc':11 'marrt':2A 'martinis':5C 'martt':10 'mi':17,19 'or':14 'polkaa':3A 'style':12 'wall':1A
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528675.211276  (2021-05-09 04:51:15)
                             'size'  4405907