======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '185'
                                          'artist'  'The Police'
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                                           'title'  'Visions of the Night'
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                                      'lastfmtags'  "['80s', 'new wave', 'classic rock', 'pop', 'rock']"
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                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '21'
                                            'date'  '1993'
                                        'comments'  ''
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======================== rawer (from filesystem) ========================

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'TBPM' (BPM (beats per minute))                     '113.900'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'Visions of the Night'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Police'
'TPE2' (Band/orchestra/accompaniment)               'The Police'
'TPOS' (Part of a set)                              '2/4'
'TPUB' (Publisher)                                  'A&M Records'
'TRCK' (Track number/Position in set)               '7/21'
'TSO2'                                              'Police, The'
'TSOP' (Performer sort order)                       'Police, The'
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'TXXX:MusicBrainz Album Id'                         '49d6261c-7740-4e7e-b304-535d724950af'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
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'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'classic rock', 'pop', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
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'TXXX:replaygain_track_peak'                        '0.524957'
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========================== row from database ==========================
                                              'id'  1328910
                                            'path'  /data/Music/Bulk/00poprockelectronic/Police/[19XX] Best of the Box - Disc 2/07 -  Visions Of The Night.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  185
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  4447235
                                           'mtime'  1620571765
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [19XX] Best Disc 2 07 Of electronic we new wave post punk
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                                     'tag_release'  Message in a Box: The Complete Recordings
                                       'tag_title'  Visions of the Night
                                             'bpm'  113.9
                                    'search_title'  'night':4 'of':2 'the':3 'visions':1
                                   'search_artist'  'police':2 'the':1
                                  'search_release'  'a':3 'box':4,5 'complete':7 'in':2 'message':1 'recordings':8 'the':6
                                     'search_rest'  '00poprockelectronic':1 '19xx':2,3 '2':6 'best':4 'disc':5 'electronic':8 'new':10 'of':7 'post':12 'punk':13 'wave':11 'we':9
                                    'search_combo'  '00poprockelectronic':15 '19xx':16,17 '2':20 'a':9C 'best':18 'box':10C,11C 'complete':13C 'disc':19 'electronic':22 'in':8C 'message':7C 'new':24 'night':4A 'of':2A,21 'police':6B 'post':26 'punk':27 'recordings':14C 'the':3A,5B,12C 'visions':1A 'wave':25 'we':23
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'classic rock', 'pop', 'rock']
                                        'tag_date'  1993
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620571764.7887523  (2021-05-09 16:49:24)
                             'size'  4447235