======================== unified (from filesystem) ========================
                                         'bitrate'  '202.535'
                                        'duration'  '228'
                                          'artist'  'Aavikko'
                                     'text_people'  ''
                                         'release'  'Back From the Futer'
                                           'title'  'Homo Futurus'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['instrumental', 'lo fi', 'electronic', 'finnish', 'synth']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '11'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '122'
                                             'key'  '5A'
                                        'acoustid'  '28e03f68-8cd5-435f-a414-de16eb9786a6'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Back From the Futer'
'TBPM' (BPM (beats per minute))                     '122'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDOR' (Original release time)                      '2005'
'TDRC' (Recording time)                             '2006-03-01'
'TIT2' (Title/songname/content description)         'Homo Futurus'
'TKEY' (Initial key)                                '5A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Aavikko'
'TPE2' (Band/orchestra/accompaniment)               'Aavikko'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Muysic for Peoples/Solnze Records'
'TRCK' (Track number/Position in set)               '3/11'
'TSO2'                                              'Aavikko'
'TSOP' (Performer sort order)                       'Aavikko'
'TSRC' (ISRC (international standard recording code))  'FITTS0500031'
'TXXX:Acoustid Id'                                  '28e03f68-8cd5-435f-a414-de16eb9786a6'
'TXXX:Artists'                                      'Aavikko'
'TXXX:BARCODE'                                      '4601250336633'
'TXXX:CATALOGNUMBER'                                'MUYSIC-06/scd 049'
'TXXX:MusicBrainz Album Artist Id'                  'bceb4b98-11a7-4ba7-a498-e73a8c9274f1'
'TXXX:MusicBrainz Album Id'                         '3c614126-724c-4e2a-9747-81840111e5df'
'TXXX:MusicBrainz Album Release Country'            'RU'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'bceb4b98-11a7-4ba7-a498-e73a8c9274f1'
'TXXX:MusicBrainz Release Group Id'                 '7e0332d3-a84b-3170-b9c0-4e8314667a49'
'TXXX:MusicBrainz Release Track Id'                 '6664e2cf-7e3a-4c29-a982-70d61cf107e7'
'TXXX:Q-HAP'                                        '3'
'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'                                  'electronic'
'TXXX:lastfmtags'                                   ['instrumental', 'lo fi', 'electronic', 'finnish', 'synth']
'TXXX:originalyear'                                 '2005'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.08 dB'
'TXXX:replaygain_track_peak'                        '0.315169'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'8aa67f8c-fcfb-4bc8-b0ac-724ed6ae7d14')

========================== row from database ==========================
                                              'id'  796114
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Aavikko/Back From The Futer/03 homo futurus.mp3
                                         'working'  None
                                         'bitrate'  202
                                    'duration_sec'  228
                                           'genre'  electronic-experimental
                                        'filesize'  5795145
                                           'mtime'  1621692838
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm The 03 homo futurus electronic experimental
                                      'tag_artist'  Aavikko
                                     'tag_release'  Back From the Futer
                                       'tag_title'  Homo Futurus
                                             'bpm'  122.0
                                    'search_title'  'futurus':2 'homo':1
                                   'search_artist'  'aavikko':1
                                  'search_release'  'back':1 'from':2 'futer':4 'the':3
                                     'search_rest'  'electronic':4 'experimental':5 'futurus':3 'homo':2 'the':1
                                    'search_combo'  'aavikko':3B 'back':4C 'electronic':11 'experimental':12 'from':5C 'futer':7C 'futurus':2A,10 'homo':1A,9 'the':6C,8
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'lo fi', 'electronic', 'finnish', 'synth']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621692838.3311484  (2021-05-22 16:13:58)
                             'size'  5795145