======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '251'
                                          'artist'  'Decoder'
                                     'text_people'  ''
                                         'release'  'SixEleven DJ MixSeries Vol. 1'
                                           'title'  'DHR'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['post hardcore', 'techstep', 'experimental', 'drum and bass', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '125.393'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'SixEleven DJ MixSeries Vol. 1'
'TBPM' (BPM (beats per minute))                     '125.393'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'DHR'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Decoder'
'TRCK' (Track number/Position in set)               '13'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['post hardcore', 'techstep', 'experimental', 'drum and bass', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.91 dB'
'TXXX:replaygain_track_peak'                        '0.660984'

========================== row from database ==========================
                                              'id'  1349841
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/Dieselboy/Decoder__SixEleven DJ MixSeries Vol. 1 - Dieselboy__13 - DHR.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  251
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  4033946
                                           'mtime'  1621696498
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb Dieselboy Decoder__SixEleven Dieselboy__13 electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Decoder
                                     'tag_release'  SixEleven DJ MixSeries Vol. 1
                                       'tag_title'  DHR
                                             'bpm'  125.393
                                    'search_title'  'dhr':1
                                   'search_artist'  'decoder':1
                                  'search_release'  '1':6 'dj':2 'eleven':8 'mix':9 'mixseries':3 'series':10 'six':7 'sixeleven':1 'vol':4,5
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 '13':7 'breakbeat':10 'decoder':4,14 'dieselboy':3,6 'dnb':12 'electronic':8 'eleven':16 'jungle':13 'or':11 'six':15 'sixeleven':5 'th':9
                                    'search_combo'  '00dnb':14 '00poprockelectronic':13 '1':8C '13':19 'breakbeat':22 'decoder':2B,16,26 'dhr':1A 'dieselboy':15,18 'dj':4C 'dnb':24 'electronic':20 'eleven':10C,28 'jungle':25 'mix':11C 'mixseries':5C 'or':23 'series':12C 'six':9C,27 'sixeleven':3C,17 'th':21 'vol':6C,7C
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', '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-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['post hardcore', 'techstep', 'experimental', 'drum and bass', 'ambient']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696497.7325933  (2021-05-22 17:14:57)
                             'size'  4033946