_______ is a constraint that can be defined only at the column level? August 29, 2021August 29, 2021 administrator _______ is a constraint that can be defined only at the column level?CHECKWell Done. Your Answer is Correct Keep it Up!NOT NULLUNIQUEPRIMARY KEY Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Like this:Like Loading...Related Posts:Which of the following formatting options can be…