======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '187'
                                          'artist'  '101 Strings Orchestra'
                                     'text_people'  ''
                                         'release'  'The Most Beautiful Romantic Melodies'
                                           'title'  'Fly Me to the Moon'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-1', 'Q-CHART-2', 'Q-MIXBEAT-1', "
 "'Q-PLAY-2', 'q-bass-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2']")
                                      'lastfmtags'  "['instrumental', 'edhits', 'myhits', 'classical', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  '20'
                                            'date'  '1983'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-easy listening'
                                             'bpm'  '145.8'
                                             'key'  '8A'
                                        'acoustid'  '9e2ff0a6-c366-49de-95a6-ba22a8e29c0c'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Most Beautiful Romantic Melodies'
'TBPM' (BPM (beats per minute))                     '145.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-easy listening'
'TDOR' (Original release time)                      '1983'
'TDRC' (Recording time)                             '1983'
'TIT2' (Title/songname/content description)         'Fly Me to the Moon'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               '101 Strings Orchestra'
'TPE2' (Band/orchestra/accompaniment)               '101 Strings Orchestra'
'TPOS' (Part of a set)                              '3/3'
'TPUB' (Publisher)                                  'Ronco Records'
'TRCK' (Track number/Position in set)               '19/20'
'TSO2'                                              '101 Strings'
'TSOP' (Performer sort order)                       '101 Strings'
'TSST' (Set subtitle)                               'Night'
'TXXX:Acoustid Id'                                  '9e2ff0a6-c366-49de-95a6-ba22a8e29c0c'
'TXXX:Artists'                                      '101 Strings Orchestra'
'TXXX:CATALOGNUMBER'                                'RTL 2094 B'
'TXXX:MusicBrainz Album Artist Id'                  '5c176092-cb4d-4e05-806b-1e9414f2b28c'
'TXXX:MusicBrainz Album Id'                         'a7596a48-111e-4bdc-9889-b02a6935d3a6'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '5c176092-cb4d-4e05-806b-1e9414f2b28c'
'TXXX:MusicBrainz Release Group Id'                 'a41eca38-d0a8-445f-84f7-838fafced9c2'
'TXXX:MusicBrainz Release Track Id'                 'a6874cc0-b8cc-32b2-b65c-4d8d1edbfb25'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['instrumental', 'edhits', 'myhits', 'classical', 'easy listening']
'TXXX:originalyear'                                 '1983'
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.73 dB'
'TXXX:replaygain_track_peak'                        '0.636194'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'492b11c1-9a83-4df1-8d43-f3dae753780a')

========================== row from database ==========================
                                              'id'  1479472
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/1983 - The Most Beautiful Romantic Melodies/Record 3/19 - Fly Me To The Moon.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  187
                                           'genre'  electronic-generic or radio-easy listening
                                        'filesize'  7520047
                                           'mtime'  1621705509
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 1983 Record 3 19 To electronic generic or radio easy listening
                                      'tag_artist'  101 Strings Orchestra
                                     'tag_release'  The Most Beautiful Romantic Melodies
                                       'tag_title'  Fly Me to the Moon
                                             'bpm'  145.8
                                    'search_title'  'fly':1 'me':2 'moon':5 'the':4 'to':3
                                   'search_artist'  '101':1 'orchestra':3 'strings':2
                                  'search_release'  'beautiful':3 'melodies':5 'most':2 'romantic':4 'the':1
                                     'search_rest'  '19':8 '1983':5 '3':7 'country':4 'easy':14 'electronic':10 'exotica':2 'generic':11 'jazz':1 'listening':15 'oldies':3 'or':12 'radio':13 'record':6 'to':9
                                    'search_combo'  '101':6B '19':21 '1983':18 '3':20 'beautiful':11C 'country':17 'easy':27 'electronic':23 'exotica':15 'fly':1A 'generic':24 'jazz':14 'listening':28 'me':2A 'melodies':13C 'moon':5A 'most':10C 'oldies':16 'or':25 'orchestra':8B 'radio':26 'record':19 'romantic':12C 'strings':7B 'the':4A,9C 'to':3A,22
                                    'tag_tracknum'  19
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-3', 'Q-GRIT-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-2']
                                      'lastfmtags'  ['instrumental', 'edhits', 'myhits', 'classical', 'easy listening']
                                        'tag_date'  1983
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621705508.7550068  (2021-05-22 19:45:08)
                             'size'  7520047