======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '243'
                                          'artist'  'robert miles feat. maria nayler'
                                     'text_people'  ''
                                         'release'  'Best Of Trance: Vol. 1'
                                           'title'  'Children'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['trance', 'electronic', 'ambient', 'chillout', 'dance']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '137.106'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Best Of Trance: Vol. 1'
'TBPM' (BPM (beats per minute))                     '137.106'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'Children'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'robert miles feat. maria nayler'
'TRCK' (Track number/Position in set)               '1'
'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:lastfmtags'                                   ['trance', 'electronic', 'ambient', 'chillout', 'dance']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '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'                        '-1.46 dB'
'TXXX:replaygain_track_peak'                        '0.519554'

========================== row from database ==========================
                                              'id'  1323320
                                            'path'  /data/Music/Bulk/00poprockelectronic/Robert Miles/MBZ;#Robert Miles;#Best Of Trance Vol 1;#01;#Children.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  243
                                           'genre'  electronic-unsorted
                                        'filesize'  5843098
                                           'mtime'  1621696542
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Robert Miles MBZ;#Robert Miles;#Best 1;#01;#Children electronic unsorted
                                      'tag_artist'  robert miles feat. maria nayler
                                     'tag_release'  Best Of Trance: Vol. 1
                                       'tag_title'  Children
                                             'bpm'  137.106
                                    'search_title'  'children':1
                                   'search_artist'  'feat':3,4 'maria':5 'miles':2 'nayler':6 'robert':1
                                  'search_release'  '1':7 'best':1 'of':2 'trance':3,4 'vol':5,6
                                     'search_rest'  '00poprockelectronic':1 '01':13,16 '1':12,15 'best':9,11 'children':14,17 'electronic':18 'mbz':4,6 'miles':3,8,10 'robert':2,5,7 'unsorted':19
                                    'search_combo'  '00poprockelectronic':15 '01':27,30 '1':14C,26,29 'best':8C,23,25 'children':1A,28,31 'electronic':32 'feat':4B,5B 'maria':6B 'mbz':18,20 'miles':3B,17,22,24 'nayler':7B 'of':9C 'robert':2B,16,19,21 'trance':10C,11C 'unsorted':33 'vol':12C,13C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', '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-4', 'q-grit-2']
                                      'lastfmtags'  ['trance', 'electronic', 'ambient', 'chillout', 'dance']
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696541.55979  (2021-05-22 17:15:41)
                             'size'  5843098