======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '1081'
                                          'artist'  'Hideki Matsutake, Chojuro Kondoj, Masashi Komatsubara'
                                     'text_people'  ''
                                         'release'  'Edo'
                                           'title'  'Part 1'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', "
 "'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['oriental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-asia-japan-classical;set-pl-shirleyspinoza'
                                             'bpm'  '129.979'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Edo'
'TBPM' (BPM (beats per minute))                     '129.979'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan-classical', 'set-pl-shirleyspinoza']
'TIT2' (Title/songname/content description)         'Part 1'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Hideki Matsutake, Chojuro Kondoj, Masashi Komatsubara'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   'oriental'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.37 dB'
'TXXX:replaygain_track_peak'                        '0.832010'

========================== row from database ==========================
                                              'id'  1400954
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Edo/01 Part 1.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  1081
                                           'genre'  loc-asia-japan-classical;set-pl-shirleyspinoza
                                        'filesize'  43255506
                                           'mtime'  1621044215
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia 01 loc asia japan classical;set pl shirleyspinoza
                                      'tag_artist'  Hideki Matsutake, Chojuro Kondoj, Masashi Komatsubara
                                     'tag_release'  Edo
                                       'tag_title'  Part 1
                                             'bpm'  129.979
                                    'search_title'  '1':2 'part':1
                                   'search_artist'  'chojuro':4 'hideki':1 'komatsubara':8 'kondoj':5,6 'masashi':7 'matsutake':2,3
                                  'search_release'  'edo':1
                                     'search_rest'  '00asia':1 'asia':3 'classical':5,7 'japan':4 'loc':2 'pl':9 'set':6,8 'shirleyspinoza':10
                                    'search_combo'  '00asia':12 '1':2A 'asia':14 'chojuro':6B 'classical':16,18 'edo':11C 'hideki':3B 'japan':15 'komatsubara':10B 'kondoj':7B,8B 'loc':13 'masashi':9B 'matsutake':4B,5B 'part':1A 'pl':20 'set':17,19 'shirleyspinoza':21
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-4', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['oriental']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621044215.3188899  (2021-05-15 04:03:35)
                             'size'  43255506