======================== unified (from filesystem) ========================
                                         'bitrate'  '190.809'
                                        'duration'  '147'
                                          'artist'  'DJ Isaac'
                                     'text_people'  ''
                                         'release'  'Happy Hardcore Top 100'
                                           'title'  'Face Down, Ass Up'
                                           'quals'  ("['Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-HAP-4', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['hardcore', 'hardstyle', 'gabber', 'jumpstyle', 'techno']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '33'
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'electronic-th-ent-happy hardcore'
                                             'bpm'  '143.925'
                                             'key'  '1A'
                                        'acoustid'  '49d012a1-6395-43d0-b4f1-7234febde00d'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Happy Hardcore Top 100'
'TBPM' (BPM (beats per minute))                     '143.925'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-ent-happy hardcore'
'TDOR' (Original release time)                      '2012'
'TDRC' (Recording time)                             '2012-04-20'
'TIT2' (Title/songname/content description)         'Face Down, Ass Up'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'DJ Isaac'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/3'
'TPUB' (Publisher)                                  'Cloud 9 Dance'
'TRCK' (Track number/Position in set)               '2/33'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Isaac, DJ'
'TXXX:Acoustid Id'                                  '49d012a1-6395-43d0-b4f1-7234febde00d'
'TXXX:BARCODE'                                      '8717825533409'
'TXXX:CATALOGNUMBER'                                'CLDM2012023'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '4847d75f-a14d-494c-879c-0ca393f58cb0'
'TXXX:MusicBrainz Album Release Country'            'NL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'other'
'TXXX:MusicBrainz Artist Id'                        'c46d3fa5-83a7-4a07-b2c4-428946bf84d9'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['hardcore', 'hardstyle', 'gabber', 'jumpstyle', 'techno']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.51 dB'
'TXXX:replaygain_track_peak'                        '0.529235'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'17d8cf4d-8b89-465e-aba8-6f43e43ed35b')

========================== row from database ==========================
                                              'id'  1404816
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Happy Hardcore Top 100/02. Dj Isaac - Face Down, Ass Up.mp3
                                         'working'  None
                                         'bitrate'  190
                                    'duration_sec'  147
                                           'genre'  electronic-th-ent-happy hardcore
                                        'filesize'  3517890
                                           'mtime'  1620558583
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat 02. Dj electronic th ent happy hardcore
                                      'tag_artist'  DJ Isaac
                                     'tag_release'  Happy Hardcore Top 100
                                       'tag_title'  Face Down, Ass Up
                                             'bpm'  143.925
                                    'search_title'  'ass':4 'down':2,3 'face':1 'up':5
                                   'search_artist'  'dj':1 'isaac':2
                                  'search_release'  '100':4 'happy':1 'hardcore':2 'top':3
                                     'search_rest'  '00poprockelectronic':1 '02':5,6 'dance':3 'dj':7 'electronic':8 'ent':10 'generic':2 'happy':11 'hardcore':12 'th':9 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':12 '02':16,17 '100':11C 'ass':4A 'dance':14 'dj':6B,18 'down':2A,3A 'electronic':19 'ent':21 'face':1A 'generic':13 'happy':8C,22 'hardcore':9C,23 'isaac':7B 'th':20 'top':10C 'trapbeat':15 'up':5A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-2', 'Q-HAP-4', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['hardcore', 'hardstyle', 'gabber', 'jumpstyle', 'techno']
                                        'tag_date'  2012
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620558583.2527845  (2021-05-09 13:09:43)
                             'size'  3517890