======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '206'
                                          'artist'  'Dave "Baby" Cortez'
                                     'text_people'  ''
                                         'release'  "Jazzin' out of Cool, Vol. 6"
                                           'title'  "P's and Q's"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'organ', '60s', 'rock', '50s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '107.1'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Jazzin' out of Cool, Vol. 6"
'TBPM' (BPM (beats per minute))                     '107.1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TIT2' (Title/songname/content description)         "P's and Q's"
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dave "Baby" Cortez'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['instrumental', 'organ', '60s', 'rock', '50s']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.85 dB'
'TXXX:replaygain_track_peak'                        '0.624142'

========================== row from database ==========================
                                              'id'  1512942
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/jazzin/13 P_s and Q_s.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  206
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  8280321
                                           'mtime'  1620537851
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country jazzin 13 P_s Q_s prerock jb jazz unsorted
                                      'tag_artist'  Dave "Baby" Cortez
                                     'tag_release'  Jazzin' out of Cool, Vol. 6
                                       'tag_title'  P's and Q's
                                             'bpm'  107.1
                                    'search_title'  'and':4 'p':1 'ps':3 'q':5 'qs':7 's':2,6
                                   'search_artist'  'baby':2 'cortez':3 'dave':1
                                  'search_release'  '6':9 'cool':5,6 'jazzin':1,2 'of':4 'out':3 'vol':7,8
                                     'search_rest'  'country':4 'exotica':2 'jazz':1 'jazzin':5 'jb':11 'oldies':3 'p':6 'prerock':10 'q':8 's':7,9 'unsorted':12
                                    'search_combo'  '6':19C 'and':4A 'baby':9B 'cool':15C,16C 'cortez':10B 'country':23 'dave':8B 'exotica':21 'jazz':20 'jazzin':11C,12C,24 'jb':30 'of':14C 'oldies':22 'out':13C 'p':1A,25 'prerock':29 'ps':3A 'q':5A,27 'qs':7A 's':2A,6A,26,28 'unsorted':31 'vol':17C,18C
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['instrumental', 'organ', '60s', 'rock', '50s']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620537850.620146  (2021-05-09 07:24:10)
                             'size'  8280321