======================== unified (from filesystem) ========================
                                         'bitrate'  '320.005'
                                        'duration'  '196'
                                          'artist'  'The Commitments'
                                     'text_people'  ''
                                         'release'  'The Commitments Vol. 2'
                                           'title'  'Land of thousand dances'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-2', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-3', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['irish', 'soul', 'soundtrack', 'rock', 'blues', 'rhythm and blues']"
                                     'discogstags'  "['soundtrack', 'rock', 'stage & screen']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'funk or soul-soul'
                                             'bpm'  '110.724'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Commitments Vol. 2'
'TBPM' (BPM (beats per minute))                     '110.724'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-soul'
'TDOR' (Original release time)                      '1992'
'TDRC' (Recording time)                             '1992'
'TIT2' (Title/songname/content description)         'Land of thousand dances'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Commitments'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['soundtrack', 'rock', 'stage & screen']
'TXXX:lastfmtags'                                   ['irish', 'soul', 'soundtrack', 'rock', 'blues', 'rhythm and blues']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.81 dB'
'TXXX:replaygain_track_peak'                        '0.604665'

========================== row from database ==========================
                                              'id'  262964
                                            'path'  /data/Music/Bulk/0soundtrack/The Commitments soundtrack/The commitments vol.2/(09) The Commitments Vol. 2 - Land of thousand dances.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  196
                                           'genre'  funk or soul-soul
                                        'filesize'  7845406
                                           'mtime'  1620527049
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack soundtrack commitments vol.2 (09) funk or soul soul
                                      'tag_artist'  The Commitments
                                     'tag_release'  The Commitments Vol. 2
                                       'tag_title'  Land of thousand dances
                                             'bpm'  110.724
                                    'search_title'  'dances':4 'land':1 'of':2 'thousand':3
                                   'search_artist'  'commitments':2 'the':1
                                  'search_release'  '2':5 'commitments':2 'the':1 'vol':3,4
                                     'search_rest'  '09':7,8 '0soundtrack':1 '2':5 'commitments':3 'funk':9 'or':10 'soul':11 'soundtrack':2 'vol':4 'vol2':6
                                    'search_combo'  '09':18,19 '0soundtrack':12 '2':11C,16 'commitments':6B,8C,14 'dances':4A 'funk':20 'land':1A 'of':2A 'or':21 'soul':22 'soundtrack':13 'the':5B,7C 'thousand':3A 'vol':9C,10C,15 'vol2':17
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['irish', 'soul', 'soundtrack', 'rock', 'blues', 'rhythm and blues']
                                        'tag_date'  1992
                                     'discogstags'  ['soundtrack', 'rock', 'stage & screen']

============================== file details ==============================
                                           'mtime'  1620527049.2006178  (2021-05-09 04:24:09)
                             'size'  7845406