ഇതാണ് ഉദാഹരണം. , ഇത് നമ്മൾ നേരത്തെ കണ്ട അതേ ഉദാഹരണമാണ്. എന്നാൽ ഒരു പ്രധാന വ്യത്യാസം പഴയ മൂല്യങ്ങൾ ഇപ്പോൾ രേഖപ്പെടുത്തിയിരിക്കുന്നു എന്നതാണ്.
ఇంతకు మునుపు చూసిన ఉదాహరణ ఇప్పుడు చూద్దాము, నుంచి మొదలు పెడదాము,కానీ ఇక్కడ ముఖ్యమైన తేడా ఏమిటంటే పాత విలువలు కూడా నమోదు చేయబడతాయి .