======================== unified (from filesystem) ========================
                                         'bitrate'  '204.008'
                                        'duration'  '316'
                                          'artist'  'R3hab & Swanky Tunes feat. Max C'
                                     'text_people'  ''
                                         'release'  'Kaskade - Essential Mix (2011-09-10)'
                                           'title'  'Sending My Love (Kaskade Remix)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-3', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['electronic', 'dance', 'progressive', 'club', 'house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '05'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '128.008'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Kaskade - Essential Mix (2011-09-10)'
'TBPM' (BPM (beats per minute))                     '128.008'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         'Sending My Love (Kaskade Remix)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'R3hab & Swanky Tunes feat. Max C'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '05'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electronic', 'dance', 'progressive', 'club', 'house']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.25 dB'
'TXXX:replaygain_track_peak'                        '0.484997'

========================== row from database ==========================
                                              'id'  1405725
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/essential mix/Kaskade - Essential Mix (2011-09-10)/05 - R3hab & Swanky Tunes feat. Max C - Sending My Love (Kaskade Remix).mp3
                                         'working'  None
                                         'bitrate'  204
                                    'duration_sec'  316
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  8079521
                                           'mtime'  1621695907
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat essential 05 electronic generic or radio dance
                                      'tag_artist'  R3hab & Swanky Tunes feat. Max C
                                     'tag_release'  Kaskade - Essential Mix (2011-09-10)
                                       'tag_title'  Sending My Love (Kaskade Remix)
                                             'bpm'  128.008
                                    'search_title'  'kaskade':4,5 'love':3 'my':2 'remix':6,7 'sending':1
                                   'search_artist'  'c':7 'feat':4,5 'max':6 'r3hab':1 'swanky':2 'tunes':3
                                  'search_release'  '09':5 '10':6 '2011':4 '20110910':7 'essential':2 'kaskade':1 'mix':3
                                     'search_rest'  '00poprockelectronic':1 'dance':3 'electronic':6 'essential':5 'generic':2 'or':7 'radio':8 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':22 '09':19C '10':20C '2011':18C '20110910':21C 'c':14B 'dance':24 'electronic':27 'essential':16C,26 'feat':11B,12B 'generic':23 'kaskade':4A,5A,15C 'love':3A 'max':13B 'mix':17C 'my':2A 'or':28 'r3hab':8B 'radio':29 'remix':6A,7A 'sending':1A 'swanky':9B 'trapbeat':25 'tunes':10B
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'dance', 'progressive', 'club', 'house']
                                        'tag_date'  2011
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695906.960131  (2021-05-22 17:05:06)
                             'size'  8079521