======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '251'
                                          'artist'  'Dj Zany'
                                     'text_people'  ''
                                         'release'  'Hardstyle The Ultimate Collection Vol.1'
                                           'title'  'Sky High'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['qlimax', 'trance', 'hardstyle', 'techno', 'dutch']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-th-hardstyle'
                                             'bpm'  '141.611'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Hardstyle The Ultimate Collection Vol.1'
'TBPM' (BPM (beats per minute))                     '141.611'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-hardstyle'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Sky High'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dj Zany'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '3'
'TXXX:MP3GAIN_MINMAX'                               '121,204'
'TXXX:MP3GAIN_UNDO'                                 '+003,+003,N'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['qlimax', 'trance', 'hardstyle', 'techno', 'dutch']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.99 dB'
'TXXX:replaygain_track_peak'                        '0.623317'

========================== row from database ==========================
                                              'id'  1407014
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Hardstyle - The Ultimate Collection vol.1 2004 cd3/03 Sky High.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  251
                                           'genre'  electronic-th-hardstyle
                                        'filesize'  4025787
                                           'mtime'  1620558607
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat vol.1 2004 cd3 03 electronic th hardstyle
                                      'tag_artist'  Dj Zany
                                     'tag_release'  Hardstyle The Ultimate Collection Vol.1
                                       'tag_title'  Sky High
                                             'bpm'  141.611
                                    'search_title'  'high':2 'sky':1
                                   'search_artist'  'dj':1 'zany':2
                                  'search_release'  '1':6 'collection':4 'hardstyle':1 'the':2 'ultimate':3 'vol':5 'vol1':7
                                     'search_rest'  '00poprockelectronic':1 '1':6 '2004':8 'cd3':9 'dance':3 'electronic':10 'generic':2 'hardstyle':12 'th':11 'trapbeat':4 'vol':5 'vol1':7
                                    'search_combo'  '00poprockelectronic':12 '1':10C,17 '2004':19 'cd3':20 'collection':8C 'dance':14 'dj':3B 'electronic':21 'generic':13 'hardstyle':5C,23 'high':2A 'sky':1A 'th':22 'the':6C 'trapbeat':15 'ultimate':7C 'vol':9C,16 'vol1':11C,18 'zany':4B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['qlimax', 'trance', 'hardstyle', 'techno', 'dutch']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620558607.2343383  (2021-05-09 13:10:07)
                             'size'  4025787