======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '179'
                                          'artist'  'Dschinghis Khan'
                                     'text_people'  ''
                                         'release'  'miscitalo'
                                           'title'  'Dschinghis Khan'
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['german', 'pop', 'schlager', 'eurovision', '80s', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo;set-pl-zomg80s'
                                             'bpm'  '140.921'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'miscitalo'
'TBPM' (BPM (beats per minute))                     '140.921'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-disco or italo', 'set-pl-zomg80s']
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Dschinghis Khan'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dschinghis Khan'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['german', 'pop', 'schlager', 'eurovision', '80s', 'disco']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.00 dB'
'TXXX:replaygain_track_peak'                        '0.398250'

========================== row from database ==========================
                                              'id'  1336757
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00disco-italo/Dschinghis Khan/Dschinghis Khan__Will Be Disco__Dschinghis Khan.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  179
                                           'genre'  electronic-we-disco or italo;set-pl-zomg80s
                                        'filesize'  4320386
                                           'mtime'  1620535341
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00disco Khan__Will Be Disco__Dschinghis electronic we disco or italo;set pl zomg80s
                                      'tag_artist'  Dschinghis Khan
                                     'tag_release'  miscitalo
                                       'tag_title'  Dschinghis Khan
                                             'bpm'  140.921
                                    'search_title'  'dschinghis':1 'khan':2
                                   'search_artist'  'dschinghis':1 'khan':2
                                  'search_release'  'miscitalo':1
                                     'search_rest'  '00disco':4 '00poprockelectronic':1 'be':7 'disco':3,8 'dschinghis':9 'electronic':10 'italo':13,15 'khan':5 'or':12 'pl':17 'set':14,16 'waves':2 'we':11 'will':6 'zomg80s':18
                                    'search_combo'  '00disco':9 '00poprockelectronic':6 'be':12 'disco':8,13 'dschinghis':1A,3B,14 'electronic':15 'italo':18,20 'khan':2A,4B,10 'miscitalo':5C 'or':17 'pl':22 'set':19,21 'waves':7 'we':16 'will':11 'zomg80s':23
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-4', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['german', 'pop', 'schlager', 'eurovision', '80s', 'disco']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620535341.0813181  (2021-05-09 06:42:21)
                             'size'  4320386