======================== unified (from filesystem) ========================
                                         'bitrate'  '191.979'
                                        'duration'  '237'
                                          'artist'  'Real McCoy'
                                     'text_people'  ''
                                         'release'  'The Millenium Dance Collection (disc 1)'
                                           'title'  'Another Night'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['90s', 'dance', 'house', '90s dance', 'eurodance', 'pop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  '18'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '126.174'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     'The Millenium Dance Collection (disc 1)'
'TBPM' (BPM (beats per minute))                     '126.174'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Another Night'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Real McCoy'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '14/18'
'TSOP' (Performer sort order)                       'Real McCoy'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.82.01, LAME dll 3.93, 192 Kbit/s, Stereo, High quality'
'TXXX:ALBUMARTISTSORT'                              'Various Artists'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '4cba7785-d7c3-4815-9d1a-fe0ffa8473e1'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '7b0522f2-b808-4e48-82ce-fa9e32db06de'
'TXXX:MusicIP PUID'                                 '3b32741c-4e05-8c1d-3272-1371337763b0'
'TXXX:MusicMagic Data'                              'AgEAkoGWjK+PBbQGgikW+0PtwnmCEoDpw5qYOE4xku0PoIABgAHGVa2n3Gv6XsXNg7KAAfSehr4YWcsegAG5UQQWBy+qctD++/CG5pxulAelhIHkJphBTqTigmKD3MNflfFWDrneAySgtIKawWqxuN7c9J7WM4KJgAH6zInEC0PtW4CIz07q/QMfqqTbnds5gGk='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:added_timestamp'                              '128930990202923527'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['90s', 'dance', 'house', '90s dance', 'eurodance', 'pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.10 dB'
'TXXX:replaygain_track_peak'                        '0.530857'

========================== row from database ==========================
                                              'id'  1359278
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/12 - MC Sar !26 The Real McCoy - Another night.mp3
                                         'working'  None
                                         'bitrate'  191
                                    'duration_sec'  237
                                           'genre'  electronic-unsorted
                                        'filesize'  5703562
                                           'mtime'  1621696737
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 12 MC Sar !26 night electronic unsorted
                                      'tag_artist'  Real McCoy
                                     'tag_release'  The Millenium Dance Collection (disc 1)
                                       'tag_title'  Another Night
                                             'bpm'  126.174
                                    'search_title'  'another':1 'night':2
                                   'search_artist'  'coy':4 'mc':3 'mccoy':2 'real':1
                                  'search_release'  '1':7,8 'collection':4 'dance':3 'disc':5,6 'millenium':2 'the':1
                                     'search_rest'  '00poprockelectronic':1 '26':9 'electronic':11 'files':5,6 'loose':3,4 'mc':7 'night':10 'sar':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':15 '1':13C,14C '26':23 'another':1A 'collection':10C 'coy':6B 'dance':9C 'disc':11C,12C 'electronic':25 'files':19,20 'loose':17,18 'mc':5B,21 'mccoy':4B 'millenium':8C 'night':2A,24 'real':3B 'sar':22 'the':7C 'unsorted':16
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['90s', 'dance', 'house', '90s dance', 'eurodance', 'pop']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696736.7211034  (2021-05-22 17:18:56)
                             'size'  5703562