======================== unified (from filesystem) ========================
                                         'bitrate'  '192.003'
                                        'duration'  '242'
                                          'artist'  'Dire Straits'
                                     'text_people'  'Muff Winwood'
                                         'release'  'Dire Straits'
                                           'title'  'Down to the Waterline'
                                           'quals'  ("['q-grit-2', 'q-busy-3', 'q-other-3', 'q-syn-2', 'q-unu-1', 'q-jzfks-1', "
 "'q-drums-4', 'q-vocals-2', 'q-chart-4', 'q-bass-4', 'q-mixbeat-1', "
 "'q-piano-1', 'q-play-3', 'q-hhrnbtt-1', 'q-oldst-3', 'q-hap-3', "
 "'q-localness-1']")
                                      'lastfmtags'  "['80s', 'guitar', 'blues', 'rock', 'classic rock']"
                                     'discogstags'  "['rock', 'classic rock']"
                             'musicbrainz_albumid'  'aa658dc0-cdce-4723-a7d6-c049aaae7a0b'
                       'musicbrainz_albumartistid'  '614e3804-7d34-41ba-857f-811bad7c2b7a'
                            'musicbrainz_artistid'  '614e3804-7d34-41ba-857f-811bad7c2b7a'
                             'musicbrainz_trackid'  '39d891c0-b550-4568-a8a9-43c66900734b'
                                     'tracknumber'  '1'
                                      'tracktotal'  '9'
                                            'date'  '1978'
                                        'comments'  ''
                                           'genre'  'rock-cppex-classic'
                                             'bpm'  '139.851'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'album'                                             'Dire Straits'
'albumartist'                                       'Dire Straits'
'albumartistsort'                                   'Dire Straits'
'analysis'                                          ('MusicMagic '
 'DataAgEAMNl5mQKV1LRwgo72Q/KBgAGBwoVswlSUeC87p/3zcYABgvPGCK4fpeflMKB/hrSAAb2xh4jXz66vgAHK9AdB/PyY5axygAKAAZXIkmyo5IGy+2Yu/pQygg2HIdT8l809wraI3TGv9IGk3equusDZ50uZnoMjgAG/FI4h38288YABytHzXfcjmSasypyHiLY=')
'artist'                                            'Dire Straits'
'artistsort'                                        'Dire Straits'
'bpm'                                               '139.851'
'catalognumber'                                     '9102 021'
'copyright'                                         'Kappasnor'
'date'                                              '1978-06-02'
'discnumber'                                        '1'
'discogstags'                                       ['rock', 'classic rock']
'disctotal'                                         '1'
'engineer'                                          'Rhett Davies'
'fingerprint'                                       ('MusicMagic '
 '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')
'fmps_rating'                                       '0.4'
'foosic id'                                         '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'
'genre'                                             'rock-cppex-classic'
'isrc'                                              ['GBF087800019', 'GBF087800020']
'key'                                               '10A'
'label'                                             'Vertigo'
'lastfmtags'                                        ['80s', 'guitar', 'blues', 'rock', 'classic rock']
'media'                                             '12" Vinyl'
'musicbrainz_albumartistid'                         '614e3804-7d34-41ba-857f-811bad7c2b7a'
'musicbrainz_albumid'                               'aa658dc0-cdce-4723-a7d6-c049aaae7a0b'
'musicbrainz_artistid'                              '614e3804-7d34-41ba-857f-811bad7c2b7a'
'musicbrainz_trackid'                               '39d891c0-b550-4568-a8a9-43c66900734b'
'musicbrainz_trmid'                                 'ae964603-9ee2-44c6-9bae-9333fde64998'
'originaldate'                                      '1978-06-02'
'producer'                                          'Muff Winwood'
'q-bass'                                            '4'
'q-busy'                                            '3'
'q-chart'                                           '4'
'q-drums'                                           '4'
'q-grit'                                            '2'
'q-hap'                                             '3'
'q-hhrnbtt'                                         '1'
'q-jzfks'                                           '1'
'q-localness'                                       '1'
'q-mixbeat'                                         '1'
'q-oldst'                                           '3'
'q-other'                                           '3'
'q-piano'                                           '1'
'q-play'                                            '3'
'q-syn'                                             '2'
'q-unu'                                             '1'
'q-vocals'                                          '2'
'releasecountry'                                    'GB'
'releasestatus'                                     'official'
'releasetype'                                       'album'
'replaygain_track_gain'                             '-4.64 dB'
'replaygain_track_peak'                             '1.101766'
'script'                                            'Latn'
'title'                                             'Down to the Waterline'
'tracknumber'                                       '1'
'tracktotal'                                        '9'
'writer'                                            'Mark Knopfler'

========================== row from database ==========================
                                              'id'  1411100
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Dire Straits/Dire Straits/MBZ;#Dire Straits;#Dire Straits;#01;#Down To The Waterline.ogg
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  242
                                           'genre'  rock-cppex-classic
                                        'filesize'  5778037
                                           'mtime'  1636038703
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy MBZ;#Dire Straits;#Dire Straits;#01;#Down To The rock cppex classic
                                      'tag_artist'  Dire Straits
                                     'tag_release'  Dire Straits
                                       'tag_title'  Down to the Waterline
                                             'bpm'  139.851
                                    'search_title'  'down':1 'the':3 'to':2 'waterline':4
                                   'search_artist'  'dire':1 'straits':2
                                  'search_release'  'dire':1 'straits':2
                                     'search_rest'  '01':11,14 'classic':20 'classicprogpsy':1 'cppex':19 'dire':3,5,7,9 'down':12,15 'mbz':2,4 'rock':18 'straits':6,8,10,13 'the':17 'to':16
                                    'search_combo'  '01':19,22 'classic':28 'classicprogpsy':9 'cppex':27 'dire':5B,7C,11,13,15,17 'down':1A,20,23 'mbz':10,12 'rock':26 'straits':6B,8C,14,16,18,21 'the':3A,25 'to':2A,24 'waterline':4A
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['q-mixbeat-1', 'q-chart-4', 'q-other-3', 'q-grit-2', 'q-vocals-2', 'q-drums-4', 'q-busy-3', 'q-localness-1', 'q-oldst-3', 'q-jzfks-1', 'q-hhrnbtt-1', 'q-syn-2', 'q-piano-1', 'q-play-3', 'q-bass-4', 'q-hap-3', 'q-unu-1']
                                      'lastfmtags'  ['80s', 'guitar', 'blues', 'rock', 'classic rock']
                                        'tag_date'  1978
                                     'discogstags'  ['rock', 'classic rock']

============================== file details ==============================
                                           'mtime'  1636038702.6216707  (2021-11-04 16:11:42)
                             'size'  5778037