======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '111'
                                          'artist'  'Alice Babs'
                                     'text_people'  ''
                                         'release'  'Alice Babs Bästa'
                                           'title'  'Swing It, Magistern 1941'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['swedish', 'sweden', 'jazz', 'svenskt', 'eurovision']"
                                     'discogstags'  "['schlager', 'vocal', 'jazz', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '21'
                                            'date'  '1941'
                                        'comments'  ''
                                           'genre'  'loc-eur-northern-sweden'
                                             'bpm'  '113.708'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Alice Babs Bästa'
'TBPM' (BPM (beats per minute))                     '113.708'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-northern-sweden'
'TDRC' (Recording time)                             '1941'
'TIT2' (Title/songname/content description)         'Swing It, Magistern 1941'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Alice Babs'
'TPE2' (Band/orchestra/accompaniment)               'Alice Babs'
'TPOS' (Part of a set)                              '1/2'
'TRCK' (Track number/Position in set)               '1/21'
'TSO2'                                              'Babs, Alice'
'TSOP' (Performer sort order)                       'Babs, Alice'
'TXXX:Artists'                                      'Alice Babs'
'TXXX:MusicBrainz Album Artist Id'                  '6ae56e30-d394-4d18-8118-6a0a2b77eaaf'
'TXXX:MusicBrainz Album Id'                         '99c25e54-a51c-4ecf-aea6-21b1f9693a6d'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '6ae56e30-d394-4d18-8118-6a0a2b77eaaf'
'TXXX:MusicBrainz Release Group Id'                 '9a10689a-fd33-321b-b3a0-9cfcbd104c22'
'TXXX:MusicBrainz Release Track Id'                 '52cb83bf-ed94-3e23-a601-f734779917dc'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['schlager', 'vocal', 'jazz', 'pop']
'TXXX:lastfmtags'                                   ['swedish', 'sweden', 'jazz', 'svenskt', 'eurovision']
'TXXX:q-bass'                                       '4'
'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'                        '+1.02 dB'
'TXXX:replaygain_track_peak'                        '0.460002'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1e571fae-c257-47b9-9c72-0cbc7bb516b3')

========================== row from database ==========================
                                              'id'  1396441
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/Alice Babs - Bästa - CD 1 - 2004/Alice Babs - Bästa - 01 - Swing it magistern.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  111
                                           'genre'  loc-eur-northern-sweden
                                        'filesize'  2689901
                                           'mtime'  1678464138
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe CD 2004 01 it magistern loc eur northern sweden
                                      'tag_artist'  Alice Babs
                                     'tag_release'  Alice Babs Bästa
                                       'tag_title'  Swing It, Magistern 1941
                                             'bpm'  113.708
                                    'search_title'  '1941':5 'it':2,3 'magistern':4 'swing':1
                                   'search_artist'  'alice':1 'babs':2
                                  'search_release'  'alice':1 'babs':2 'basta':3,4
                                     'search_rest'  '00mid':1 '2004':5 'cd':4 'eur':9 'europe':3 'it':6 'loc':8 'magistern':7 'north':2 'northern':10 'sweden':11
                                    'search_combo'  '00mid':12 '1941':5A '2004':16 'alice':6B,8C 'babs':7B,9C 'basta':10C,11C 'cd':15 'eur':20 'europe':14 'it':2A,3A,17 'loc':19 'magistern':4A,18 'north':13 'northern':21 'sweden':22 'swing':1A
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['swedish', 'sweden', 'jazz', 'svenskt', 'eurovision']
                                        'tag_date'  1941
                                     'discogstags'  ['schlager', 'vocal', 'jazz', 'pop']

============================== file details ==============================
                                           'mtime'  1678464138.226836  (2023-03-10 17:02:18)
                             'size'  2689901