======================== unified (from filesystem) ========================
                                         'bitrate'  '189.001'
                                        'duration'  '372'
                                          'artist'  ''
                                     'text_people'  ''
                                         'release'  '100 Prozent Underground Reloaded'
                                           'title'  'gennaro rossi-blue berry'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', "
 "'q-vocals-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '125.9'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         "It's All About Music"
'TALB' (Album/Movie/Show title)                     '100 Prozent Underground Reloaded'
'TBPM' (BPM (beats per minute))                     '125.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'LAME 3.97'
'TIT2' (Title/songname/content description)         'gennaro rossi-blue berry'
'TKEY' (Initial key)                                '11A'
'TLAN' (Language(s))                                'German'
'TPE1' (Lead performer(s)/Soloist(s))               'various artists'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.14 dB'
'TXXX:replaygain_track_peak'                        '0.496855'

========================== row from database ==========================
                                              'id'  1337253
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lanig/gennaro rossi - blue_berry.mp3
                                         'working'  None
                                         'bitrate'  189
                                    'duration_sec'  372
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  8809624
                                           'mtime'  1621085274
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Lanig blue_berry electronic th techno minimal or deephouse
                                      'tag_artist'  None
                                     'tag_release'  100 Prozent Underground Reloaded
                                       'tag_title'  gennaro rossi-blue berry
                                             'bpm'  125.9
                                    'search_title'  'berry':5 'blue':3 'gennaro':1 'rossi':2 'rossiblue':4
                                   'search_artist'  None
                                  'search_release'  '100':1 'prozent':2 'reloaded':4 'underground':3
                                     'search_rest'  '00poprockelectronic':1 'berry':4 'blue':3 'deephouse':10 'electronic':5 'lanig':2 'minimal':8 'or':9 'techno':7 'th':6
                                    'search_combo'  '00poprockelectronic':10 '100':6C 'berry':5A,13 'blue':3A,12 'deephouse':19 'electronic':14 'gennaro':1A 'lanig':11 'minimal':17 'or':18 'prozent':7C 'reloaded':9C 'rossi':2A 'rossiblue':4A 'techno':16 'th':15 'underground':8C
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', '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-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621085274.3674607  (2021-05-15 15:27:54)
                             'size'  8809624