======================== unified (from filesystem) ========================
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                                        'duration'  '80'
                                          'artist'  'The Clovers'
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                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  '25'
                                            'date'  '1997'
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'TBPM' (BPM (beats per minute))                     '144.0'
'TCON' (Content type, a.k.a. Genre)                 'set-th-sex'
'TDOR' (Original release time)                      '1995'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'The Rotten Cocksuckers Ball'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Clovers'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Fireball Records'
'TRCK' (Track number/Position in set)               '14/25'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Clovers, The'
'TXXX:ASIN'                                         'B000025337'
'TXXX:Acoustid Id'                                  'd422f088-d2e3-40f5-82cb-89aa6818e717'
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'TXXX:MusicBrainz Album Id'                         'd6d9659e-8eff-4d7d-a724-780398051773'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'bf67bc37-593d-4245-9329-7a008f049280'
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'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
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'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['doo wop', 'rhythm and blues', '50s', 'oldies', 'soul']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
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'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
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'TXXX:replaygain_track_peak'                        '0.703604'
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========================== row from database ==========================
                                              'id'  1347624
                                            'path'  /data/Music/Bulk/00spent/For Adults Only/13 The Clovers - The Rotten Cocksuckers Ball.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  80
                                           'genre'  set-th-sex
                                        'filesize'  1948252
                                           'mtime'  1620343428
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                                        'rest_str'   00spent 13 set th sex
                                      'tag_artist'  The Clovers
                                     'tag_release'  For Adults Only
                                       'tag_title'  The Rotten Cocksuckers Ball
                                             'bpm'  144.0
                                    'search_title'  'ball':4 'cocksuckers':3 'rotten':2 'the':1
                                   'search_artist'  'clovers':2 'the':1
                                  'search_release'  'adults':2 'for':1 'only':3
                                     'search_rest'  '00spent':1 'set':2 'sex':4 'th':3
                                    'search_combo'  '00spent':10 'adults':8C 'ball':4A 'clovers':6B 'cocksuckers':3A 'for':7C 'only':9C 'rotten':2A 'set':11 'sex':13 'th':12 'the':1A,5B
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-1', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['doo wop', 'rhythm and blues', '50s', 'oldies', 'soul']
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343427.5768385  (2021-05-07 01:23:47)
                             'size'  1948252