Prevent setting a column as identity if its not-null constraint is invalid
We don't allow null values to appear in identity-generated columns in
other ways, so we shouldn't let unvalidated not-null constraints do it
either. Oversight in commit a379061a22a8.
Author: jian he
Backpatch-through: 18
Prevent setting a column as identity if its not-null constraint is invalid
We don't allow null values to appear in identity-generated columns in
other ways, so we shouldn't let unvalidated not-null constraints do it
either. Oversight in commit a379061a22a8.
Author: jian he
Backpatch-through: 18
