======================== unified (from filesystem) ========================
                                         'bitrate'  '171.713'
                                        'duration'  '209'
                                          'artist'  'Johnny Mathis'
                                     'text_people'  ''
                                         'release'  'Dance Classics vol.11'
                                           'title'  'Gone, Gone, Gone'
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['oldies', '60s', 'male vocalists', 'pop', 'easy listening', 'christmas']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '14'
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '122.0'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             'DA12470E'
'TALB' (Album/Movie/Show title)                     'Dance Classics vol.11'
'TBPM' (BPM (beats per minute))                     '122.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Gone, Gone, Gone'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Johnny Mathis'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '5/14'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.89, VBR 3, Stereo, High quality'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['oldies', '60s', 'male vocalists', 'pop', 'easy listening', 'christmas']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.67 dB'
'TXXX:replaygain_track_peak'                        '0.643936'

========================== row from database ==========================
                                              'id'  1523846
                                            'path'  /data/Music/Bulk/00poprockelectronic/Disco 70_s 80_s/Dance Classics/Johnny Mathis - 05 - Gone, Gone, Gone.mp3
                                         'working'  None
                                         'bitrate'  171
                                    'duration_sec'  209
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  4491975
                                           'mtime'  1620537616
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Disco 70_s 80_s 05 electronic we disco or italo
                                      'tag_artist'  Johnny Mathis
                                     'tag_release'  Dance Classics vol.11
                                       'tag_title'  Gone, Gone, Gone
                                             'bpm'  122.0
                                    'search_title'  'gone':1,2
                                   'search_artist'  'johnny':1 'mathis':2
                                  'search_release'  '11':4 'classics':2 'dance':1 'vol':3 'vol11':5
                                     'search_rest'  '00poprockelectronic':1 '70':3 '80':5 'disco':2 'electronic':7 'italo':10 'or':9 's':4,6 'we':8
                                    'search_combo'  '00poprockelectronic':10 '11':8C '70':12 '80':14 'classics':6C 'dance':5C 'disco':11 'electronic':16 'gone':1A,2A 'italo':19 'johnny':3B 'mathis':4B 'or':18 's':13,15 'vol':7C 'vol11':9C 'we':17
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-4', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['oldies', '60s', 'male vocalists', 'pop', 'easy listening', 'christmas']
                                        'tag_date'  1980
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620537615.6773572  (2021-05-09 07:20:15)
                             'size'  4491975