======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '392'
                                          'artist'  'whitney houston'
                                     'text_people'  'George Merrill/Shannon Rubicam'
                                         'release'  'whitney houston: 25th anniversary edition'
                                           'title'  'how will i know [12" dance remix - 25th anniversary edition]'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'rnb', 'female vocalists', 'soul', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '118.845'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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'TALB' (Album/Movie/Show title)                     'whitney houston: 25th anniversary edition'
'TBPM' (BPM (beats per minute))                     '118.845'
'TCOM' (Composer)                                   'George Merrill/Shannon Rubicam'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'how will i know [12" dance remix - 25th anniversary edition]'
'TKEY' (Initial key)                                '3A'
'TLEN' (Length)                                     '392573'
'TPE1' (Lead performer(s)/Soloist(s))               'whitney houston'
'TPE2' (Band/orchestra/accompaniment)               'whitney houston'
'TPUB' (Publisher)                                  'Sony Legacy'
'TRCK' (Track number/Position in set)               '14'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'rnb', 'female vocalists', 'soul', 'pop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.40 dB'
'TXXX:replaygain_track_peak'                        '0.595996'

========================== row from database ==========================
                                              'id'  1500380
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/384-B Whitney Houston - How Will I Know (12__ dance remix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  392
                                           'genre'  funk or soul
                                        'filesize'  15693584
                                           'mtime'  1628357697
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 384 B Whitney Houston How Will I Know (12__ remix) funk or soul
                                      'tag_artist'  whitney houston
                                     'tag_release'  whitney houston: 25th anniversary edition
                                       'tag_title'  how will i know [12" dance remix - 25th anniversary edition]
                                             'bpm'  118.845
                                    'search_title'  '12':5,6 '25th':9 'anniversary':10 'dance':7 'edition':11,12 'how':1 'i':3 'know':4 'remix':8 'will':2
                                   'search_artist'  'houston':2 'whitney':1
                                  'search_release'  '25th':4 'anniversary':5 'edition':6 'houston':2,3 'whitney':1
                                     'search_rest'  '00poprockelectronic':1 '12':12,13 '1985':2 '384':4 'b':5 'complete':3 'funk':16 'houston':7 'how':8 'i':10 'know':11 'or':17 'remix':14,15 'soul':18 'whitney':6 'will':9
                                    'search_combo'  '00poprockelectronic':21 '12':5A,6A,32,33 '1985':22 '25th':9A,18C '384':24 'anniversary':10A,19C 'b':25 'complete':23 'dance':7A 'edition':11A,12A,20C 'funk':36 'houston':14B,16C,17C,27 'how':1A,28 'i':3A,30 'know':4A,31 'or':37 'remix':8A,34,35 'soul':38 'whitney':13B,15C,26 'will':2A,29
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-2', '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-4', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'rnb', 'female vocalists', 'soul', 'pop']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357696.7039788  (2021-08-07 19:34:56)
                             'size'  15693584