======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '245'
                                          'artist'  'Quiet Village'
                                     'text_people'  ''
                                         'release'  'Cocktail music for robots'
                                           'title'  'Martin Denny'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronic', 'downtempo', 'nu jazz', 'chillout', 'orchestral']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '134.110'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Cocktail music for robots'
'TBPM' (BPM (beats per minute))                     '134.110'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TIT2' (Title/songname/content description)         'Martin Denny'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Quiet Village'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronic', 'downtempo', 'nu jazz', 'chillout', 'orchestral']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.86 dB'
'TXXX:replaygain_track_peak'                        '0.432012'
'TXXX:tracknum'                                     '11'

========================== row from database ==========================
                                              'id'  792700
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Lounge/Cocktail music for robots/11 Quiet Village-Martin Denny.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  245
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  5902167
                                           'mtime'  1620531999
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Lounge 11 prerock jb jazz lounge exotica bossa
                                      'tag_artist'  Quiet Village
                                     'tag_release'  Cocktail music for robots
                                       'tag_title'  Martin Denny
                                             'bpm'  134.11
                                    'search_title'  'denny':2 'martin':1
                                   'search_artist'  'quiet':1 'village':2
                                  'search_release'  'cocktail':1 'for':3 'music':2 'robots':4
                                     'search_rest'  'bossa':8 'country':4 'exotica':2 'jazz':1 'jb':7 'lounge':5 'oldies':3 'prerock':6
                                    'search_combo'  'bossa':16 'cocktail':5C 'country':12 'denny':2A 'exotica':10 'for':7C 'jazz':9 'jb':15 'lounge':13 'martin':1A 'music':6C 'oldies':11 'prerock':14 'quiet':3B 'robots':8C 'village':4B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['electronic', 'downtempo', 'nu jazz', 'chillout', 'orchestral']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620531998.775326  (2021-05-09 05:46:38)
                             'size'  5902167