======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '291'
                                          'artist'  'Acid House Kings'
                                     'text_people'  ''
                                         'release'  'Advantage Acid House Kings'
                                           'title'  "I Can't Let Go"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['swedish', 'indie pop', 'indie', 'twee', 'pop']"
                                     'discogstags'  "['rock', 'pop', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '12'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted;ifs-songwriter-indie-pop'
                                             'bpm'  '96.622'
                                             'key'  '7B'
                                        'acoustid'  '7687f92d-68e3-4940-9a6a-9302fcec4a24'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Advantage Acid House Kings'
'TBPM' (BPM (beats per minute))                     '96.622'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie-unsorted', 'ifs-songwriter-indie-pop']
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         "I Can't Let Go"
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Acid House Kings'
'TPE2' (Band/orchestra/accompaniment)               'Acid House Kings'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Harmony'
'TRCK' (Track number/Position in set)               '10/12'
'TSO2'                                              'Acid House Kings'
'TSOP' (Performer sort order)                       'Acid House Kings'
'TXXX:Acoustid Id'                                  '7687f92d-68e3-4940-9a6a-9302fcec4a24'
'TXXX:Artists'                                      'Acid House Kings'
'TXXX:CATALOGNUMBER'                                'HCD001'
'TXXX:MusicBrainz Album Artist Id'                  'c3ee2b9c-d315-41c3-b55a-3c1c2b29addf'
'TXXX:MusicBrainz Album Id'                         'b9733590-715f-436b-890c-b71d59fe20ec'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'c3ee2b9c-d315-41c3-b55a-3c1c2b29addf'
'TXXX:MusicBrainz Release Group Id'                 '436afc98-345d-386a-aa79-0fa64ed76561'
'TXXX:MusicBrainz Release Track Id'                 '8ee89a0a-8d16-34fe-9518-84ba226f6b73'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'pop', 'indie rock']
'TXXX:lastfmtags'                                   ['swedish', 'indie pop', 'indie', 'twee', 'pop']
'TXXX:originalyear'                                 '1997'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'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'                        '-0.45 dB'
'TXXX:replaygain_track_peak'                        '0.778363'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'd0baf182-45ed-4d03-985c-d00c19b605f7')

========================== row from database ==========================
                                              'id'  1514458
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Acid House Kings/Advantage Acid House Kings/10 - acid house kings - i can_t let go.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  291
                                           'genre'  ifs-songwriter-indie-unsorted;ifs-songwriter-indie-pop
                                        'filesize'  4665609
                                           'mtime'  1642256498
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 10 acid house kings can_t let go ifs songwriter indie unsorted;ifs songwriter indie pop
                                      'tag_artist'  Acid House Kings
                                     'tag_release'  Advantage Acid House Kings
                                       'tag_title'  I Can't Let Go
                                             'bpm'  96.622
                                    'search_title'  'can':2 'cant':4 'go':6 'i':1 'let':5 't':3
                                   'search_artist'  'acid':1 'house':2 'kings':3
                                  'search_release'  'acid':2 'advantage':1 'house':3 'kings':4
                                     'search_rest'  '00singer':1 'acid':4 'can':7 'eos':3 'go':10 'house':5 'ifs':11,14,16 'indie':12 'kings':6 'let':9 'pop':17 'songwriter':2 't':8 'unsorted':13,15
                                    'search_combo'  '00singer':14 'acid':7B,11C,17 'advantage':10C 'can':2A,20 'cant':4A 'eos':16 'go':6A,23 'house':8B,12C,18 'i':1A 'ifs':24,27,29 'indie':25 'kings':9B,13C,19 'let':5A,22 'pop':30 'songwriter':15 't':3A,21 'unsorted':26,28
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-3', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']
                                      'lastfmtags'  ['swedish', 'indie pop', 'indie', 'twee', 'pop']
                                        'tag_date'  1997
                                     'discogstags'  ['rock', 'pop', 'indie rock']

============================== file details ==============================
                                           'mtime'  1642256498.2450345  (2022-01-15 15:21:38)
                             'size'  4665609