======================== unified (from filesystem) ========================
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                                        'duration'  '472'
                                          'artist'  'John Andrews Tartaglia'
                                     'text_people'  ''
                                         'release'  "Ultra-Lounge: Rock 'n' Roll Hits on the Rocks, Part 1"
                                           'title'  'Day in the Life / I Am the Walrus'
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  '23'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
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                                             'key'  '9A'
                                        'acoustid'  '002e6b5a-e3e6-4503-894a-1025d96e01b3'
rest: ''

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

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'TALB' (Album/Movie/Show title)                     "Ultra-Lounge: Rock 'n' Roll Hits on the Rocks, Part 1"
'TBPM' (BPM (beats per minute))                     '143.112'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Day in the Life / I Am the Walrus'
'TKEY' (Initial key)                                '9A'
'TLEN' (Length)                                     '472790'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'John Andrews Tartaglia'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Capitol Records'
'TRCK' (Track number/Position in set)               '19/23'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Andrews Tartaglia, John'
'TXXX:ASIN'                                         'B000002UJH'
'TXXX:Acoustid Id'                                  '002e6b5a-e3e6-4503-894a-1025d96e01b3'
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'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'e95db728-8684-442a-bc96-f4fcb665a478'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
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'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['easy listening', 'funky', 'instrumental', 'soul', 'soundtrack']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.75 dB'
'TXXX:replaygain_track_peak'                        '0.524192'
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========================== row from database ==========================
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                                         'working'  None
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                                    'duration_sec'  472
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  11361530
                                           'mtime'  1620536943
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                                      'tag_artist'  John Andrews Tartaglia
                                     'tag_release'  Ultra-Lounge: Rock 'n' Roll Hits on the Rocks, Part 1
                                       'tag_title'  Day in the Life / I Am the Walrus
                                             'bpm'  143.112
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                                   'search_artist'  'andrews':2 'john':1 'tartaglia':3
                                  'search_release'  '1':14 'hits':8 'lounge':2 'n':5,6 'on':9 'part':13 'rock':4 'rocks':11,12 'roll':7 'the':10 'ultra':1 'ultralounge':3
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                                    'search_combo'  '1':24C '19':29,32 'am':6A 'andrews':9B 'bossa':38 'country':28 'day':1A 'exotica':26 'hits':18C 'i':5A 'in':2A,33 'jazz':25 'jb':35 'john':8B 'life':4A 'lounge':12C,36 'n':15C,16C 'oldies':27 'on':19C,30 'or':37 'part':23C 'prerock':34 'rock':14C 'rocks':21C,22C 'roll':17C 'tartaglia':10B 'the':3A,20C,31 'ultra':11C 'ultralounge':13C 'walrus':7A
                                    'tag_tracknum'  19
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['easy listening', 'funky', 'instrumental', 'soul', 'soundtrack']
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620536942.890121  (2021-05-09 07:09:02)
                             'size'  11361530