SAP Function BKK_COND_BKK84_GET - Read BKK84 old and new data from memory

Parameter	Reference	Type	Length	Text
ET_BKK84	BKK_TAB_BKK84	h	213	Table BKK84 current contents
ET_BKK84_OLD	BKK_TAB_BKK84	h	213	Table BKK84 database contents