======================== unified (from filesystem) ========================
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                                        'duration'  '185'
                                          'artist'  'Laura Veirs'
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                                            'date'  '2010'
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'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010-01-11'
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'TIT2' (Title/songname/content description)         'When You Give Your Heart'
'TKEY' (Initial key)                                '1B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Laura Veirs'
'TPE2' (Band/orchestra/accompaniment)               'Laura Veirs'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Bella Union'
'TRCK' (Track number/Position in set)               '9/13'
'TSO2'                                              'Veirs, Laura'
'TSOP' (Performer sort order)                       'Veirs, Laura'
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'TXXX:Artists'                                      'Laura Veirs'
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'TXXX:MusicBrainz Artist Id'                        '8951c87f-f730-4247-b442-52ed14ad6a97'
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'USLT::XXX'                                         ('Since you lay my burdens\n'
 'Since you lay my burdens\n'
 'Since you lay my burdens down\n'
 'All the troubles I been\n'
 'Dragging down this trail\n'
 'Seep into the thirsty ground\n'
 '\n'
 'Since you turned your light\n'
 'Upon my darkened dale\n'
 'The pollinators flex their wings\n'
 'And take into the air\n'
 'Spin their emeraldine\n'
 'Webs across the swales and prairies\n'
 '\n'
 'And my stampeding buffalo\n'
 'Stops in her tracks and watches the snow\n'
 'Falling through the old oak tree\n'
 'When you give your heart to me\n'
 '\n'
 'This is my song of love\n'
 'Gathered from stuff above\n'
 'The wires, feathers and clouds\n'
 'This is a song for you\n'
 'A spring comes bubbling through\n'
 "The place whenever you're around\n"
 '\n'
 'And my stampeding buffalo\n'
 'Stops in her tracks and watches the snow\n'
 'Falling through the old oak tree\n'
 'When you give your heart to me')

========================== row from database ==========================
                                              'id'  1368796
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Laura Veirs - July Flame/Laura Veirs - When You Give Your Heart.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  185
                                           'genre'  ifs-songwriter
                                        'filesize'  7464983
                                           'mtime'  1628357435
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                                        'rest_str'   00singer songwriter eos ifs songwriter
                                      'tag_artist'  Laura Veirs
                                     'tag_release'  July Flame
                                       'tag_title'  When You Give Your Heart
                                             'bpm'  93.8
                                    'search_title'  'give':3 'heart':5 'when':1 'you':2 'your':4
                                   'search_artist'  'laura':1 'veirs':2
                                  'search_release'  'flame':2 'july':1
                                     'search_rest'  '00singer':1 'eos':3 'ifs':4 'songwriter':2
                                    'search_combo'  '00singer':10 'eos':12 'flame':9C 'give':3A 'heart':5A 'ifs':13 'july':8C 'laura':6B 'songwriter':11 'veirs':7B 'when':1A 'you':2A 'your':4A
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'acoustic', 'female vocalists', 'folk', 'singer songwriter']
                                        'tag_date'  2010
                                     'discogstags'  ['rock', 'pop', 'folk rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1628357434.7448237  (2021-08-07 19:30:34)
                             'size'  7464983