======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '178'
                                          'artist'  'Katzenjammer'
                                     'text_people'  'Mike Hartung'
                                         'release'  'Le Pop'
                                           'title'  'A Bar in Amsterdam'
                                           'quals'  ("['q-grit-2', 'q-busy-3', 'q-other-3', 'q-unu-1', 'q-syn-2', 'q-jzfks-1', "
 "'q-drums-4', 'q-vocals-3', 'q-chart-2', 'q-bass-3', 'q-mixbeat-2', "
 "'q-piano-1', 'q-play-3', 'q-hhrnbtt-1', 'q-oldst-3', 'q-hap-3', "
 "'q-localness-1']")
                                      'lastfmtags'  "['folk rock', 'norwegian', 'cabaret', 'female vocalists', 'folk']"
                                     'discogstags'  ("['blues', 'pop', 'folk, world, & country', 'music hall', 'country', "
 "'romani', 'bluegrass', 'honky tonk', 'ballad', 'folk']")
                             'musicbrainz_albumid'  'e30296b2-8575-4b0d-b8be-62f3da1b01ef'
                       'musicbrainz_albumartistid'  'ad102038-c2a1-4c6b-856f-f671254de54f'
                            'musicbrainz_artistid'  'ad102038-c2a1-4c6b-856f-f671254de54f'
                             'musicbrainz_trackid'  '90fd4365-6cea-45dc-9fae-fc954b3c7c4f'
                                     'tracknumber'  '2'
                                      'tracktotal'  '13'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-folk'
                                             'bpm'  '144'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'album'                                             'Le Pop'
'albumartist'                                       'Katzenjammer'
'albumartistsort'                                   'Katzenjammer'
'artist'                                            'Katzenjammer'
'artists'                                           'Katzenjammer'
'artistsort'                                        'Katzenjammer'
'asin'                                              'B003616M20'
'barcode'                                           '7070637505233'
'bpm'                                               '144'
'catalognumber'                                     'PRR023'
'date'                                              '2009-06-15'
'discnumber'                                        '1'
'discogstags'                                       ['blues',
 'pop',
 'folk, world, & country',
 'music hall',
 'country',
 'romani',
 'bluegrass',
 'honky tonk',
 'ballad',
 'folk']
'disctotal'                                         '1'
'engineer'                                          'Hasse Rosbach'
'format'                                            'CD'
'genre'                                             'ifs-songwriter-folk'
'isrc'                                              'NOPRR0801030'
'key'                                               '6A'
'label'                                             'Propeller Recordings'
'language'                                          'eng'
'lastfmtags'                                        ['folk rock', 'norwegian', 'cabaret', 'female vocalists', 'folk']
'media'                                             'CD'
'mixer'                                             ['Mike Hartung', 'Kåre Christoffer Vestrheim']
'musicbrainz_albumartistid'                         'ad102038-c2a1-4c6b-856f-f671254de54f'
'musicbrainz_albumid'                               'e30296b2-8575-4b0d-b8be-62f3da1b01ef'
'musicbrainz_artistid'                              'ad102038-c2a1-4c6b-856f-f671254de54f'
'musicbrainz_releasegroupid'                        '991490eb-3838-366c-b5b3-25b3ad200696'
'musicbrainz_releasetrackid'                        'c1173acb-33c4-3e5e-a60f-72e2da4694fe'
'musicbrainz_trackid'                               '90fd4365-6cea-45dc-9fae-fc954b3c7c4f'
'musicip_puid'                                      '86b947d2-7c6d-452d-304e-e6af65f2b07c'
'originaldate'                                      '2008-09-29'
'originalyear'                                      '2008'
'producer'                                          ['Mike Hartung', 'Kåre Christoffer Vestrheim']
'q-bass'                                            '3'
'q-busy'                                            '3'
'q-chart'                                           '2'
'q-drums'                                           '4'
'q-grit'                                            '2'
'q-hap'                                             '3'
'q-hhrnbtt'                                         '1'
'q-jzfks'                                           '1'
'q-localness'                                       '1'
'q-mixbeat'                                         '2'
'q-oldst'                                           '3'
'q-other'                                           '3'
'q-piano'                                           '1'
'q-play'                                            '3'
'q-syn'                                             '2'
'q-unu'                                             '1'
'q-vocals'                                          '3'
'releasecountry'                                    'NO'
'releasestatus'                                     'official'
'releasetype'                                       'album'
'replaygain_track_gain'                             '-9.78 dB'
'replaygain_track_peak'                             '1.081674'
'script'                                            'Latn'
'title'                                             'A Bar in Amsterdam'
'tracknumber'                                       '2'
'tracktotal'                                        '13'

========================== row from database ==========================
                                              'id'  1346590
                                            'path'  /data/Music/Bulk/00poprockelectronic/Katzenjammer/Katzenjammer@Le Pop@2009@02@A bar in Amsterdam.ogg
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  178
                                           'genre'  ifs-songwriter-folk
                                        'filesize'  4069946
                                           'mtime'  1636400724
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Katzenjammer@Le Pop@2009@02@A bar ifs songwriter folk
                                      'tag_artist'  Katzenjammer
                                     'tag_release'  Le Pop
                                       'tag_title'  A Bar in Amsterdam
                                             'bpm'  144.0
                                    'search_title'  'a':1 'amsterdam':4 'bar':2 'in':3
                                   'search_artist'  'katzenjammer':1
                                  'search_release'  'le':1 'pop':2
                                     'search_rest'  '00poprockelectronic':1 '02':6 '2009':5 'a':7 'bar':8 'folk':11 'ifs':9 'katzenjammer':2 'le':3 'pop':4 'songwriter':10
                                    'search_combo'  '00poprockelectronic':8 '02':13 '2009':12 'a':1A,14 'amsterdam':4A 'bar':2A,15 'folk':18 'ifs':16 'in':3A 'katzenjammer':5B,9 'le':6C,10 'pop':7C,11 'songwriter':17
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['q-mixbeat-2', 'q-chart-2', 'q-other-3', 'q-oldst-3', 'q-grit-2', 'q-hap-3', 'q-drums-4', 'q-busy-3', 'q-localness-1', 'q-jzfks-1', 'q-hhrnbtt-1', 'q-syn-2', 'q-piano-1', 'q-play-3', 'q-bass-3', 'q-vocals-3', 'q-unu-1']
                                      'lastfmtags'  ['folk rock', 'norwegian', 'cabaret', 'female vocalists', 'folk']
                                        'tag_date'  2008
                                     'discogstags'  ['blues', 'pop', 'folk, world, & country', 'music hall', 'country', 'romani', 'bluegrass', 'honky tonk', 'ballad', 'folk']

============================== file details ==============================
                                           'mtime'  1636400724.0423195  (2021-11-08 20:45:24)
                             'size'  4069946