======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '313'
                                          'artist'  'Madonna'
                                     'text_people'  ''
                                         'release'  "I'm Breathless"
                                           'title'  'Back in Business'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', '80s', 'female vocalists', 'pop', 'electronic']"
                                     'discogstags'  "['house', 'pop rock', 'synth-pop', 'jazzdance', 'electronic', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '12'
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '87.4'
                                             'key'  '5A'
                                        'acoustid'  'fec49de1-9c42-4afc-8071-fa3c37b4eddd'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "I'm Breathless"
'TBPM' (BPM (beats per minute))                     '87.4'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDOR' (Original release time)                      '1990'
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         'Back in Business'
'TKEY' (Initial key)                                '5A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Madonna'
'TPE2' (Band/orchestra/accompaniment)               'Madonna'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'WEA Music France'
'TRCK' (Track number/Position in set)               '7/12'
'TSO2'                                              'Madonna'
'TSOP' (Performer sort order)                       'Madonna'
'TSRC' (ISRC (international standard recording code))  'USWB10002760'
'TXXX:Acoustid Id'                                  'fec49de1-9c42-4afc-8071-fa3c37b4eddd'
'TXXX:CATALOGNUMBER'                                '7599-26209-2'
'TXXX:MusicBrainz Album Artist Id'                  '79239441-bfd5-4981-a70c-55c3f15c1287'
'TXXX:MusicBrainz Album Id'                         '74fb5a7e-d444-4867-95ef-ee141281faf7'
'TXXX:MusicBrainz Album Release Country'            'FR'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'soundtrack'
'TXXX:MusicBrainz Artist Id'                        '79239441-bfd5-4981-a70c-55c3f15c1287'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['house', 'pop rock', 'synth-pop', 'jazzdance', 'electronic', 'rock']
'TXXX:lastfmtags'                                   ['dance', '80s', 'female vocalists', 'pop', 'electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.33 dB'
'TXXX:replaygain_track_peak'                        '0.653332'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'534e8a79-8f6a-4a19-aea3-6b5d574b1b8a')

========================== row from database ==========================
                                              'id'  1532315
                                            'path'  /data/Music/Bulk/00poprockelectronic/Madonna/madonna - i_m breathless/007 - Back In Business.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  313
                                           'genre'  electronic-unsorted
                                        'filesize'  5106474
                                           'mtime'  1621696368
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic madonna i_m breathless 007 In electronic unsorted
                                      'tag_artist'  Madonna
                                     'tag_release'  I'm Breathless
                                       'tag_title'  Back in Business
                                             'bpm'  87.4
                                    'search_title'  'back':1 'business':3 'in':2
                                   'search_artist'  'madonna':1
                                  'search_release'  'breathless':4 'i':1 'im':3 'm':2
                                     'search_rest'  '00poprockelectronic':1 'breathless':5 'electronic':7 'i':3 'in':6 'm':4 'madonna':2 'unsorted':8
                                    'search_combo'  '00poprockelectronic':9 'back':1A 'breathless':8C,13 'business':3A 'electronic':15 'i':5C,11 'im':7C 'in':2A,14 'm':6C,12 'madonna':4B,10 'unsorted':16
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', '80s', 'female vocalists', 'pop', 'electronic']
                                        'tag_date'  1990
                                     'discogstags'  ['house', 'pop rock', 'synth-pop', 'jazzdance', 'electronic', 'rock']

============================== file details ==============================
                                           'mtime'  1621696367.9179916  (2021-05-22 17:12:47)
                             'size'  5106474