TRUNK-4824 Concept name tag validator not to throw duplicate validation error for the tag being validated
(cherry picked from commit d992a42c3fc628ed0a85fc92f3796ca7bd996041)
reapply: TRUNK-3915: Adding not-null constraint to uuid columns not run when creating a new 1.9.3 database from scratch
(cherry picked from commit e4b0eff7af5fd0e6d801ba1cab4e5c3c6f7bd1b2)