======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '313'
                                          'artist'  'J'
                                     'text_people'  ''
                                         'release'  'Red Room'
                                           'title'  'When You Sleep'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['luna sea', 'jrock', 'japanese', 'rock', 'hard rock', 'j rock']"
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-pop-jrock-visualkei;loc-asia-japan-jrock'
                                             'bpm'  '85.779'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Red Room'
'TBPM' (BPM (beats per minute))                     '85.779'
'TCON' (Content type, a.k.a. Genre)                 ['rock-pop-jrock-visualkei', 'loc-asia-japan-jrock']
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'When You Sleep'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'J'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['luna sea', 'jrock', 'japanese', 'rock', 'hard rock', 'j rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.21 dB'
'TXXX:replaygain_track_peak'                        '0.450053'

========================== row from database ==========================
                                              'id'  1381340
                                            'path'  /data/Music/Bulk/00poprockelectronic/J (2004.05.19) - Red Room/J [Red Room] - 11 When You Sleep.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  313
                                           'genre'  rock-pop-jrock-visualkei;loc-asia-japan-jrock
                                        'filesize'  12550144
                                           'mtime'  1622801877
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic (2004.05.19) [Red Room] 11 rock pop jrock visualkei;loc asia japan jrock
                                      'tag_artist'  J
                                     'tag_release'  Red Room
                                       'tag_title'  When You Sleep
                                             'bpm'  85.779
                                    'search_title'  'sleep':3 'when':1 'you':2
                                   'search_artist'  'j':1
                                  'search_release'  'red':1 'room':2
                                     'search_rest'  '00poprockelectronic':1 '05':3 '19':4 '2004':2 '20040519':5 'asia':17 'japan':18 'jrock':12 'loc':14,16 'pop':11 'red':6,7 'rock':10 'room':8,9 'visualkei':13,15
                                    'search_combo'  '00poprockelectronic':7 '05':9 '19':10 '2004':8 '20040519':11 'asia':23 'j':4B 'japan':24 'jrock':18 'loc':20,22 'pop':17 'red':5C,12,13 'rock':16 'room':6C,14,15 'sleep':3A 'visualkei':19,21 'when':1A 'you':2A
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['luna sea', 'jrock', 'japanese', 'rock', 'hard rock', 'j rock']
                                        'tag_date'  2004
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1622801876.5427663  (2021-06-04 12:17:56)
                             'size'  12550144