Why Uber Engineering Switched from Postgres to MySQL (2016)
From the article:<p>&gt; <i>MySQL’s replication architecture means that if bugs do cause table corruption, the problem is unlikely to cause a catastrophic failure. Replication happens at the logical layer, so an operation like rebalancing a B-tree can never cause an index to become corrupted. A typical MySQL replication issue is the case of a statement being skipped (or, less frequently, applied twice). This may cause data to be missing or invalid, but it won’t cause a database outage.</i><p>So, data might be invalid or missing, but it will not cause a database outage...