======================== unified (from filesystem) ========================
                                         'bitrate'  '172.43'
                                        'duration'  '220'
                                          'artist'  'Donald Fagen'
                                     'text_people'  ''
                                         'release'  'The Nightfly'
                                           'title'  'Green Flower Street'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['classic rock', 'jazz', 'jazz rock', 'singer songwriter', 'rock']"
                                     'discogstags'  "['electronic', 'jazz', 'rock', 'fusion', 'pop rock', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '8'
                                            'date'  '1982'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '122.659'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             '81091D08'
'COMM:ID3v1 Comment:XXX'                            '81091D08'
'TALB' (Album/Movie/Show title)                     'The Nightfly'
'TBPM' (BPM (beats per minute))                     '122.659'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1982'
'TIT2' (Title/songname/content description)         'Green Flower Street'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Donald Fagen'
'TRCK' (Track number/Position in set)               '2/8'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.89, VBR 3, Stereo, High quality'
'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:discogstags'                                  ['electronic', 'jazz', 'rock', 'fusion', 'pop rock', 'synth-pop']
'TXXX:lastfmtags'                                   ['classic rock', 'jazz', 'jazz rock', 'singer songwriter', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.80 dB'
'TXXX:replaygain_track_peak'                        '0.996489'

========================== row from database ==========================
                                              'id'  782504
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Fagen, Donald/The Nightfly/Donald Fagen - Green Flower Street.mp3
                                         'working'  None
                                         'bitrate'  172
                                    'duration_sec'  220
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  4751360
                                           'mtime'  1620528707
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Fagen, prerock jb jazz unsorted
                                      'tag_artist'  Donald Fagen
                                     'tag_release'  The Nightfly
                                       'tag_title'  Green Flower Street
                                             'bpm'  122.659
                                    'search_title'  'flower':2 'green':1 'street':3
                                   'search_artist'  'donald':1 'fagen':2
                                  'search_release'  'nightfly':2 'the':1
                                     'search_rest'  'country':4 'exotica':2 'fagen':5,6 'jazz':1 'jb':8 'oldies':3 'prerock':7 'unsorted':9
                                    'search_combo'  'country':11 'donald':4B 'exotica':9 'fagen':5B,12,13 'flower':2A 'green':1A 'jazz':8 'jb':15 'nightfly':7C 'oldies':10 'prerock':14 'street':3A 'the':6C 'unsorted':16
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['classic rock', 'jazz', 'jazz rock', 'singer songwriter', 'rock']
                                        'tag_date'  1982
                                     'discogstags'  ['electronic', 'jazz', 'rock', 'fusion', 'pop rock', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1620528707.0598016  (2021-05-09 04:51:47)
                             'size'  4751360