So what if there’s a collision? If the column is UNIQUE at most it’ll ROLLBACK on INSERT. 16 INSERTS per nanosecond is 16 billion TPS. At that scale you’ll have

So what if there’s a collision? If the column is UNIQUE at most it’ll ROLLBACK on INSERT. 16 INSERTS per nanosecond is 16 billion TPS. At that scale you’ll have other problems.