======================== unified (from filesystem) ========================
                                         'bitrate'  '205.849'
                                        'duration'  '219'
                                          'artist'  'Tommy Johnson'
                                     'text_people'  ''
                                         'release'  'Acoustic Blues'
                                           'title'  'Canned Heat Blues'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-3', 'Q-LOCALNESS-3', 'Q-UNU-1', 'Q-HHRNBTT-1', "
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                                      'lastfmtags'  "['guitar', '78rpm', 'blues', 'delta blues', 'blues guitar']"
                                     'discogstags'  "['blues']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '25'
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '93'
                                             'key'  '10B'
                                        'acoustid'  'a5d24f76-2f75-4308-a808-491ce8e82612'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'COMM:iTunes_CDDB_1:eng'                            '85114E19+332433+25+150+14874+28634+41617+53224+66861+81075+94795+108925+119831+131965+145889+162383+176517+188803+201654+212784+225730+238401+250189+265153+276189+289270+304795+318037'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '12'
'TALB' (Album/Movie/Show title)                     'Acoustic Blues'
'TBPM' (BPM (beats per minute))                     '93'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-blues'
'TDOR' (Original release time)                      '2012'
'TDRC' (Recording time)                             '2012-09-28'
'TENC' (Encoded by)                                 'dBpoweramp Release 14.2'
'TIT2' (Title/songname/content description)         'Canned Heat Blues'
'TKEY' (Initial key)                                '10B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Tommy Johnson'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Not Now Music'
'TRCK' (Track number/Position in set)               '12/25'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Johnson, Tommy'
'TXXX:ASIN'                                         'B009HCBDSA'
'TXXX:Acoustid Id'                                  'a5d24f76-2f75-4308-a808-491ce8e82612'
'TXXX:Artists'                                      'Tommy Johnson'
'TXXX:BARCODE'                                      '5060143494697'
'TXXX:CATALOGNUMBER'                                'NOT2CD469'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '5b09ad00-ebd3-4933-a163-21505f794555'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'b86d8c69-c57e-4b15-9ba5-9e7c62779271'
'TXXX:MusicBrainz Release Group Id'                 'db2d3f7d-4bfc-4dc0-a0e9-6d302551c5f8'
'TXXX:MusicBrainz Release Track Id'                 'c2ba99dd-bdb0-4cda-b2f4-6f09aae1307b'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'blues'
'TXXX:lastfmtags'                                   ['guitar', '78rpm', 'blues', 'delta blues', 'blues guitar']
'TXXX:originalyear'                                 '2012'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.23 dB'
'TXXX:replaygain_track_peak'                        '0.355233'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'2ec681c0-ee7b-40be-a6a7-411a66d782d0')

========================== row from database ==========================
                                              'id'  947268
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/va - Raw Blues Classics Vol. 2/12 - Tommy Johnson - Canned Heat Blues.mp3
                                         'working'  None
                                         'bitrate'  205
                                    'duration_sec'  219
                                           'genre'  prerock-jb-blues
                                        'filesize'  5784387
                                           'mtime'  1620402857
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country va Raw Classics Vol. 2 12 prerock jb blues
                                      'tag_artist'  Tommy Johnson
                                     'tag_release'  Acoustic Blues
                                       'tag_title'  Canned Heat Blues
                                             'bpm'  93.0
                                    'search_title'  'blues':3 'canned':1 'heat':2
                                   'search_artist'  'johnson':2 'tommy':1
                                  'search_release'  'acoustic':1 'blues':2
                                     'search_rest'  '2':10 'blues':13 'classics':7 'country':4 'exotica':2 'jazz':1 'jb':12 'oldies':3 'prerock':11 'raw':6 'va':5 'vol':8,9
                                    'search_combo'  '2':17 'acoustic':6C 'blues':3A,7C,20 'canned':1A 'classics':14 'country':11 'exotica':9 'heat':2A 'jazz':8 'jb':19 'johnson':5B 'oldies':10 'prerock':18 'raw':13 'tommy':4B 'va':12 'vol':15,16
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['guitar', '78rpm', 'blues', 'delta blues', 'blues guitar']
                                        'tag_date'  2012
                                     'discogstags'  ['blues']

============================== file details ==============================
                                           'mtime'  1620402857.0435228  (2021-05-07 17:54:17)
                             'size'  5784387