======================== unified (from filesystem) ========================
                                         'bitrate'  '235.362'
                                        'duration'  '431'
                                          'artist'  'Masada'
                                     'text_people'  ''
                                         'release'  'Beit'
                                           'title'  'Sansanah'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['free jazz', 'jazz', 'avant garde', 'experimental', 'klezmer']"
                                     'discogstags'  "['electronic', 'goa trance']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer'
                                             'bpm'  '129.1'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'ExactAudioCopy v0.99pb1'
'TALB' (Album/Movie/Show title)                     'Beit'
'TBPM' (BPM (beats per minute))                     '129.1'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-gypsy or balkan or klezmer'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'Sansanah'
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '431026'
'TPE1' (Lead performer(s)/Soloist(s))               'Masada'
'TRCK' (Track number/Position in set)               '7'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 32bits version 3.98.2 (http://www.mp3dev.org/)'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'goa trance']
'TXXX:lastfmtags'                                   ['free jazz', 'jazz', 'avant garde', 'experimental', 'klezmer']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+4.69 dB'
'TXXX:replaygain_track_peak'                        '0.632240'

========================== row from database ==========================
                                              'id'  1481577
                                            'path'  /data/Music/Bulk/00poprockelectronic/Beit/07 Sansanah.mp3
                                         'working'  None
                                         'bitrate'  235
                                    'duration_sec'  431
                                           'genre'  loc-style-gypsy or balkan or klezmer
                                        'filesize'  12696678
                                           'mtime'  1620567702
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 07 loc style gypsy or balkan or klezmer
                                      'tag_artist'  Masada
                                     'tag_release'  Beit
                                       'tag_title'  Sansanah
                                             'bpm'  129.1
                                    'search_title'  'sansanah':1
                                   'search_artist'  'masada':1
                                  'search_release'  'beit':1
                                     'search_rest'  '00poprockelectronic':1 'balkan':6 'gypsy':4 'klezmer':7 'loc':2 'or':5 'style':3
                                    'search_combo'  '00poprockelectronic':4 'balkan':9 'beit':3C 'gypsy':7 'klezmer':10 'loc':5 'masada':2B 'or':8 'sansanah':1A 'style':6
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-2', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-2', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['free jazz', 'jazz', 'avant garde', 'experimental', 'klezmer']
                                        'tag_date'  1994
                                     'discogstags'  ['electronic', 'goa trance']

============================== file details ==============================
                                           'mtime'  1620567702.4530215  (2021-05-09 15:41:42)
                             'size'  12696678