======================== unified (from filesystem) ========================
                                         'bitrate'  '204.337'
                                        'duration'  '183'
                                          'artist'  'Ros Sereysothea'
                                     'text_people'  ''
                                         'release'  'Cambodian Rocks, Volume I'
                                           'title'  "Don't Be Mad"
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-2', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
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 "'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['cambodian rocks', 'khmer', 'cambodian', 'psychedelic', 'cambodia']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '17'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '137.9'
                                             'key'  '7A'
                                        'acoustid'  'f5247d91-7f67-41ca-a552-be934d0274cd'
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Cambodian Rocks, Volume I'
'TBPM' (BPM (beats per minute))                     '137.9'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-12-01'
'TIT2' (Title/songname/content description)         "Don't Be Mad"
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ros Sereysothea'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Khmer Rocks'
'TRCK' (Track number/Position in set)               '6/17'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Sothea, Ros Serey'
'TXXX:Acoustid Id'                                  'f5247d91-7f67-41ca-a552-be934d0274cd'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '31ee2a75-bb26-4197-b567-d14ff1e28e1f'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '5efc7a06-d7a1-48bc-b982-c2c09e2787d8'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['cambodian rocks', 'khmer', 'cambodian', 'psychedelic', 'cambodia']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.78 dB'
'TXXX:replaygain_track_peak'                        '0.300063'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'405046da-3f6b-498f-8a34-da6a869150bb')

========================== row from database ==========================
                                              'id'  1507010
                                            'path'  /data/Music/Bulk/00localcharacter/Cambodia Rocks/va - Cambodian Rocks Vol.1 (2003)/06 Ros Sereysothea - Don_t Be Mad.mp3
                                         'working'  None
                                         'bitrate'  204
                                    'duration_sec'  183
                                           'genre'  loc-unsorted
                                        'filesize'  4696099
                                           'mtime'  1620400740
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter va Vol.1 (2003) 06 Don_t loc unsorted
                                      'tag_artist'  Ros Sereysothea
                                     'tag_release'  Cambodian Rocks, Volume I
                                       'tag_title'  Don't Be Mad
                                             'bpm'  137.9
                                    'search_title'  'be':4 'don':1 'dont':3 'mad':5 't':2
                                   'search_artist'  'ros':1 'sereysothea':2
                                  'search_release'  'cambodian':1 'i':5 'rocks':2,3 'volume':4
                                     'search_rest'  '1':3 '2003':5,6 'don':7 'loc':9 't':8 'unsorted':10 'va':1 'vol':2 'vol1':4
                                    'search_combo'  '1':15 '2003':17,18 'be':4A 'cambodian':8C 'don':1A,19 'dont':3A 'i':12C 'loc':21 'mad':5A 'rocks':9C,10C 'ros':6B 'sereysothea':7B 't':2A,20 'unsorted':22 'va':13 'vol':14 'vol1':16 'volume':11C
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['cambodian rocks', 'khmer', 'cambodian', 'psychedelic', 'cambodia']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620400740.438498  (2021-05-07 17:19:00)
                             'size'  4696099