======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '57'
                                          'artist'  "D'ERLANGER"
                                     'text_people'  'Cipher, kyo, Poppo'
                                         'release'  'LA VIE EN ROSE'
                                           'title'  'UNDER THE PRETENSE'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['jrock', 'rock', 'visual kei', 'japanese', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan-jrock-visualkei;set-pl-sced'
                                             'bpm'  '108.879'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000435 000004D7 00000E81'
'COMM:iTunNORM:eng'                                 (' 00000435 000004D7 00000E81 00001084 0000879F 0000B48F 000044D4 000048B8 '
 '00005A6A 00005A81')
'TALB' (Album/Movie/Show title)                     'LA VIE EN ROSE'
'TBPM' (BPM (beats per minute))                     '108.879'
'TCOM' (Composer)                                   'Cipher, kyo, Poppo'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan-jrock-visualkei', 'set-pl-sced']
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         'UNDER THE PRETENSE'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               "D'ERLANGER"
'TPE2' (Band/orchestra/accompaniment)               "D'ERLANGER"
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jrock', 'rock', 'visual kei', 'japanese', 'j rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.27 dB'
'TXXX:replaygain_track_peak'                        '0.542087'

========================== row from database ==========================
                                              'id'  1523802
                                            'path'  /data/Music/Bulk/00localcharacter/D_ERLANGER/[1989] LA VIE EN ROSE/01 UNDER THE PRETENSE.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  57
                                           'genre'  loc-asia-japan-jrock-visualkei;set-pl-sced
                                        'filesize'  979290
                                           'mtime'  1638545234
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter D_ERLANGER [1989] 01 loc asia japan jrock visualkei;set pl sced
                                      'tag_artist'  D'ERLANGER
                                     'tag_release'  LA VIE EN ROSE
                                       'tag_title'  UNDER THE PRETENSE
                                             'bpm'  108.879
                                    'search_title'  'pretense':3 'the':2 'under':1
                                   'search_artist'  'd':1 'derlanger':3 'erlanger':2
                                  'search_release'  'en':3 'la':1 'rose':4 'vie':2
                                     'search_rest'  '1989':3,4 'asia':6 'd':1 'erlanger':2 'japan':7 'jrock':8 'loc':5 'pl':13 'sced':14 'set':10,12 'visualkei':9,11
                                    'search_combo'  '1989':13,14 'asia':16 'd':4B,11 'derlanger':6B 'en':9C 'erlanger':5B,12 'japan':17 'jrock':18 'la':7C 'loc':15 'pl':23 'pretense':3A 'rose':10C 'sced':24 'set':20,22 'the':2A 'under':1A 'vie':8C 'visualkei':19,21
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['jrock', 'rock', 'visual kei', 'japanese', 'j rock']
                                        'tag_date'  1989
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1638545234.2351086  (2021-12-03 16:27:14)
                             'size'  979290