======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '178'
                                          'artist'  'COUNT BASIE'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "One o'clock jump"
                                           'quals'  ("['Q-OLDST-1', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-1', 'Q-CHART-3', "
 "'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'Q-HAP-3', 'Q-SYN-1', "
 "'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-swing'
                                             'bpm'  '87.9'
                                             'key'  'G#m'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunes_CDDB_TrackNumber:eng'                  '2'
'TBPM' (BPM (beats per minute))                     '87.9'
'TCON' (Content type, a.k.a. Genre)                 'prerock-swing'
'TENC' (Encoded by)                                 'iTunes v4.2.0.72'
'TIT2' (Title/songname/content description)         "One o'clock jump"
'TKEY' (Initial key)                                'G#m'
'TPE1' (Lead performer(s)/Soloist(s))               'COUNT BASIE'
'TRCK' (Track number/Position in set)               '02'
'TXXX:MusicMagic Data'                              'AgEBQ+bugAGqL7ODg2vdTFLqn6iCFYDpJ6aveib5gNXhooABgAEsa7dOgAHv4ZtugdCAAcwq7D/hW4ABgAGsASAB9FXB0KlWgAKAAYoenym5HoP+Cq9FEZQjgYqCUAHoozUrCoL03i+GsoOoEUS4RZNJ3xyO4ISRgZ7J9LWr1hymcoGWvPUQWefAsV2tjYREgBY='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '3'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.49 dB'
'TXXX:replaygain_track_peak'                        '0.563910'

========================== row from database ==========================
                                              'id'  1495168
                                            'path'  /data/Music/Other/Pa/Swing/Count Basie/02 One o'clock jump.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  178
                                           'genre'  prerock-swing
                                        'filesize'  3581227
                                           'mtime'  1621427978
                                   'redo_metaread'  0
                                        'rest_str'   Pa Swing Count Basie 02 prerock swing
                                      'tag_artist'  COUNT BASIE
                                     'tag_release'  None
                                       'tag_title'  One o'clock jump
                                             'bpm'  87.9
                                    'search_title'  'clock':3 'jump':5 'o':2 'oclock':4 'one':1
                                   'search_artist'  'basie':2 'count':1
                                  'search_release'  
                                     'search_rest'  'basie':4 'count':3 'pa':1 'prerock':5 'swing':2
                                    'search_combo'  'basie':7B,11 'clock':3A 'count':6B,10 'jump':5A 'o':2A 'oclock':4A 'one':1A 'pa':8 'prerock':12 'swing':9
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  G#m
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-CHART-3', 'Q-JZFKS-2', 'Q-UNU-1', 'q-drums-1', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621427978.0163026  (2021-05-19 14:39:38)
                             'size'  3581227