See what I wrote below regarding Spanner. The same thing applies to the CockroachDB solution. If you run 2PC for multi-region transactions that is very slow (in

See what I wrote below regarding Spanner. The same thing applies to the CockroachDB solution. If you run 2PC for multi-region transactions that is very slow (increases latency), and prevents conflicting transactions from running for longer periods of time (decreases throughput).