Check the below input data and expected output to find the name of the column which has all NULL records. Input Data: [crayon-6620e293eb6a0862669009/] Expected Output: [crayon-6620e293eb6ad349167960/] Create a sample table with data: [crayon-6620e293eb6b0134836248/] Solution: [crayon-6620e293eb6b2579544470/] Please try the different solution for this puzzle and share it via comment... Reference taken from here: Oct 8, 2017Anvesh […]