======================== unified (from filesystem) ========================
                                         'bitrate'  '80.0'
                                        'duration'  '165'
                                          'artist'  "Bing Crosby Feat. Jimmie Grier's Orchestra"
                                     'text_people'  ''
                                         'release'  'Brunswick 6794'
                                           'title'  'Little Dutch Mill'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-vocal'
                                             'bpm'  '134.021'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Debuted 3/31/1934 and peaked at #1 on Various Charts. Source: Pop Memories'
'COMM:ID3v1 Comment:XXX'                            'Debuted 3/31/1934 and peaked'
'TALB' (Album/Movie/Show title)                     'Brunswick 6794'
'TBPM' (BPM (beats per minute))                     '134.021'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-vocal'
'TDRC' (Recording time)                             '1934'
'TIT2' (Title/songname/content description)         'Little Dutch Mill'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               "Bing Crosby Feat. Jimmie Grier's Orchestra"
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.46 dB'
'TXXX:replaygain_track_peak'                        '0.622022'

========================== row from database ==========================
                                              'id'  1500565
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/Little Dutch mill - Bing Crosby (accompanied by Jimmie Grier_s Orchestra).mp3
                                         'working'  None
                                         'bitrate'  80
                                    'duration_sec'  165
                                           'genre'  prerock-jb-jazz-vocal
                                        'filesize'  1656704
                                           'mtime'  1620526144
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 mill (accompanied Grier_s Orchestra) prerock jb jazz vocal
                                      'tag_artist'  Bing Crosby Feat. Jimmie Grier's Orchestra
                                     'tag_release'  Brunswick 6794
                                       'tag_title'  Little Dutch Mill
                                             'bpm'  134.021
                                    'search_title'  'dutch':2 'little':1 'mill':3
                                   'search_artist'  'bing':1 'crosby':2 'feat':3,4 'grier':6 'griers':8 'jimmie':5 'orchestra':9 's':7
                                  'search_release'  '6794':2 'brunswick':1
                                     'search_rest'  '00oldiepop':5 '1934':6 'accompanied':8,9 'country':4 'exotica':2 'grier':10 'jazz':1 'jb':15 'mill':7 'oldies':3 'orchestra':12,13 'prerock':14 's':11 'vocal':16
                                    'search_combo'  '00oldiepop':19 '1934':20 '6794':14C 'accompanied':22,23 'bing':4B 'brunswick':13C 'country':18 'crosby':5B 'dutch':2A 'exotica':16 'feat':6B,7B 'grier':9B,24 'griers':11B 'jazz':15 'jb':29 'jimmie':8B 'little':1A 'mill':3A,21 'oldies':17 'orchestra':12B,26,27 'prerock':28 's':10B,25 'vocal':30
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526144.02227  (2021-05-09 04:09:04)
                             'size'  1656704