======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '135'
                                          'artist'  'Alexis Korner'
                                     'text_people'  'Alexis Korner'
                                         'release'  'Red hot from Alex'
                                           'title'  'Cabbage Greens'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['blues', 'blues rock', 'british blues', 'rock', 'r&b']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1964'
                                        'comments'  ''
                                           'genre'  'set-th-novelty'
                                             'bpm'  '130.988'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Red hot from Alex'
'TBPM' (BPM (beats per minute))                     '130.988'
'TCOM' (Composer)                                   'Alexis Korner'
'TCON' (Content type, a.k.a. Genre)                 'set-th-novelty'
'TDRC' (Recording time)                             '1964'
'TIT2' (Title/songname/content description)         'Cabbage Greens'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Alexis Korner`s Blues Incorpor'
'TPE2' (Band/orchestra/accompaniment)               'Alexis Korner'
'TPUB' (Publisher)                                  'Sanctuary'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['blues', 'blues rock', 'british blues', 'rock', 'r&b']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.59 dB'
'TXXX:replaygain_track_peak'                        '0.774583'

========================== row from database ==========================
                                              'id'  1496416
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Zimelis [Chow, Baby!]/Alexis Korner_s Blues Incorporated - Cabbage Greens (Transatlantic (UK), 1964; wr. Korner; pr. Nathan Joseph).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  135
                                           'genre'  set-th-novelty
                                        'filesize'  3254109
                                           'mtime'  1620343069
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Zimelis [Chow, Baby!] Korner_s Blues Incorporated (Transatlantic (UK), 1964; wr. Korner; pr. Nathan Joseph) set th novelty
                                      'tag_artist'  Alexis Korner
                                     'tag_release'  Red hot from Alex
                                       'tag_title'  Cabbage Greens
                                             'bpm'  130.988
                                    'search_title'  'cabbage':1 'greens':2
                                   'search_artist'  'alexis':1 'korner':2
                                  'search_release'  'alex':4 'from':3 'hot':2 'red':1
                                     'search_rest'  '1964':18,19 'baby':8,9 'blues':12 'chow':6,7 'country':4 'exotica':2 'incorporated':13 'jazz':1 'joseph':27,28 'korner':10,22,23 'nathan':26 'novelty':31 'oldies':3 'pr':24,25 's':11 'set':29 'th':30 'transatlantic':14,15 'uk':16,17 'wr':20,21 'zimelis':5
                                    'search_combo'  '1964':26,27 'alex':8C 'alexis':3B 'baby':16,17 'blues':20 'cabbage':1A 'chow':14,15 'country':12 'exotica':10 'from':7C 'greens':2A 'hot':6C 'incorporated':21 'jazz':9 'joseph':35,36 'korner':4B,18,30,31 'nathan':34 'novelty':39 'oldies':11 'pr':32,33 'red':5C 's':19 'set':37 'th':38 'transatlantic':22,23 'uk':24,25 'wr':28,29 'zimelis':13
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['blues', 'blues rock', 'british blues', 'rock', 'r&b']
                                        'tag_date'  1964
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343068.8892632  (2021-05-07 01:17:48)
                             'size'  3254109