======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '264'
                                          'artist'  'Kelis'
                                     'text_people'  ''
                                         'release'  'Tasty'
                                           'title'  'Protect My Heart'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['rnb', 'female vocalists', 'hip hop', 'pop', 'soul']"
                                     'discogstags'  "['electronic', 'hip hop', 'electro', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '14'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '111'
                                             'key'  '3A'
                                        'acoustid'  '09eb7e64-8335-4ac1-b3b0-70ff4615bd11'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:AverageLevel:\x85$\x00\x00'                   PRIV(owner='AverageLevel', data=b'\x85$\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Tasty'
'TBPM' (BPM (beats per minute))                     '111'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-12-09'
'TIT2' (Title/songname/content description)         'Protect My Heart'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Kelis'
'TPE2' (Band/orchestra/accompaniment)               'Kelis'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Arista/Star Trak'
'TRCK' (Track number/Position in set)               '7/14'
'TSO2'                                              'Kelis'
'TSOP' (Performer sort order)                       'Kelis'
'TSRC' (ISRC (international standard recording code))  'USAR10301292'
'TXXX:ASIN'                                         'B0000AKOMI'
'TXXX:Acoustid Id'                                  '09eb7e64-8335-4ac1-b3b0-70ff4615bd11'
'TXXX:Artists'                                      'Kelis'
'TXXX:BARCODE'                                      '828765213226'
'TXXX:CATALOGNUMBER'                                '82876-52132-2'
'TXXX:MusicBrainz Album Artist Id'                  '1239d1bc-cc09-43e0-bcd0-374f60346138'
'TXXX:MusicBrainz Album Id'                         '1686a06d-519c-32b4-8afb-7a00a256d65b'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '1239d1bc-cc09-43e0-bcd0-374f60346138'
'TXXX:MusicBrainz Release Group Id'                 '80310857-68e9-3c44-a6ce-a15232c1ddbf'
'TXXX:MusicBrainz Release Track Id'                 'cae8d0c0-9f34-3fb4-b78b-1c29503cdaf4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'hip hop', 'electro', 'synth-pop']
'TXXX:lastfmtags'                                   ['rnb', 'female vocalists', 'hip hop', 'pop', 'soul']
'TXXX:originalyear'                                 '2003'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.21 dB'
'TXXX:replaygain_track_peak'                        '0.492830'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'875ad84f-0af8-46c3-908e-0e3653dc20f7')

========================== row from database ==========================
                                              'id'  1254026
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Kelis/tasty/07 - kelis - protect my heart.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  264
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  6426203
                                           'mtime'  1620584916
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism tasty 07 kelis protect my heart hip hop or rnb or rap or turntablism
                                      'tag_artist'  Kelis
                                     'tag_release'  Tasty
                                       'tag_title'  Protect My Heart
                                             'bpm'  111.0
                                    'search_title'  'heart':3 'my':2 'protect':1
                                   'search_artist'  'kelis':1
                                  'search_release'  'tasty':1
                                     'search_rest'  'heart':9 'hip':10 'hiphop':1 'hop':11 'kelis':6 'my':8 'or':12 'protect':7 'rap':2 'rnb':3 'tasty':5 'turntablism':4
                                    'search_combo'  'heart':3A,14 'hip':15 'hiphop':6 'hop':16 'kelis':4B,11 'my':2A,13 'or':17 'protect':1A,12 'rap':7 'rnb':8 'tasty':5C,10 'turntablism':9
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-4', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'female vocalists', 'hip hop', 'pop', 'soul']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic', 'hip hop', 'electro', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1620584915.5464857  (2021-05-09 20:28:35)
                             'size'  6426203