0 votes 0 votes Ankita Shingala asked Dec 27, 2016 Ankita Shingala 170 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
Best answer 2 votes 2 votes anything with AB,BC,CD (including) will suffice to be a superkey.. 25-2+25-2+25-2 -25-3-25-3-25-3+25-4 =8+8+8-4-4-4+2 =14 14 superkeys are possible.... sudsho answered Dec 27, 2016 edited Dec 28, 2016 by sudsho sudsho comment Share Follow See all 0 reply Please log in or register to add a comment.