======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '254'
                                          'artist'  'Blümchen'
                                     'text_people'  ''
                                         'release'  'Die Welt gehört dir'
                                           'title'  'Der Sommer mit dir'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['german', 'eurodance', 'dance', 'techno', 'happy hardcore']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '14'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-th-ent-happy hardcore'
                                             'bpm'  '138.040'
                                             'key'  '8A'
                                        'acoustid'  '7a991b35-1b87-4401-9663-d988369c32c7'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Die Welt gehört dir'
'TBPM' (BPM (beats per minute))                     '138.040'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-ent-happy hardcore'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000-06-26'
'TIT2' (Title/songname/content description)         'Der Sommer mit dir'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Blümchen'
'TPE2' (Band/orchestra/accompaniment)               'Blümchen'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Edel Records'
'TRCK' (Track number/Position in set)               '7/14'
'TSO2'                                              'Blümchen'
'TSOP' (Performer sort order)                       'Blümchen'
'TXXX:ASIN'                                         'B00004TSZN'
'TXXX:Acoustid Id'                                  '7a991b35-1b87-4401-9663-d988369c32c7'
'TXXX:BARCODE'                                      '4009880696927'
'TXXX:CATALOGNUMBER'                                '0069692ERE'
'TXXX:MusicBrainz Album Artist Id'                  'c31500d6-4ad1-4850-a004-7d9a2c2492d6'
'TXXX:MusicBrainz Album Id'                         '7015f217-7b4e-41f5-9792-7b7cbe288ac0'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'c31500d6-4ad1-4850-a004-7d9a2c2492d6'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['german', 'eurodance', 'dance', 'techno', 'happy hardcore']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.92 dB'
'TXXX:replaygain_track_peak'                        '0.518539'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ac4a2937-3a0a-41d5-96d3-25e1fe330c43')

========================== row from database ==========================
                                              'id'  1386495
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/Blumchen/05. Blumchen - Die Welt Gehort Dir (2000)/07. Der Sommer Mit Dir.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  254
                                           'genre'  electronic-th-ent-happy hardcore
                                        'filesize'  10181427
                                           'mtime'  1620563598
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats Blumchen 05. Blumchen Gehort Dir (2000) 07. Mit Dir electronic th ent happy hardcore
                                      'tag_artist'  Blümchen
                                     'tag_release'  Die Welt gehört dir
                                       'tag_title'  Der Sommer mit dir
                                             'bpm'  138.04
                                    'search_title'  'der':1 'dir':4 'mit':3 'sommer':2
                                   'search_artist'  'blumchen':1,2
                                  'search_release'  'die':1 'dir':5 'gehort':3,4 'welt':2
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 '05':7,8 '07':13,14 '2000':11,12 'beats':5 'blumchen':6 'dir':10 'electronic':16 'ent':18 'gehort':9 'happy':19 'hardcore':20 'harder':4 'house':3 'mit':15 'th':17
                                    'search_combo'  '00poprockelectronic':12 '00techno':13 '05':18,19 '07':24,25 '2000':22,23 'beats':16 'blumchen':5B,6B,17 'der':1A 'die':7C 'dir':4A,11C,21 'electronic':27 'ent':29 'gehort':9C,10C,20 'happy':30 'hardcore':31 'harder':15 'house':14 'mit':3A,26 'sommer':2A 'th':28 'welt':8C
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['german', 'eurodance', 'dance', 'techno', 'happy hardcore']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620563598.475927  (2021-05-09 14:33:18)
                             'size'  10181427