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Anyone has any ideas why Uber doesn't use PostgreSQL?
by vivzkestrel 2y ago
Anyone has any ideas why Uber doesn't use PostgreSQL?
- hu3 2y agohttps://eng.uber.com/postgres-to-mysql-migration/ https://eng.uber.com/postgres-to-mysql-migration/
- cyberax 2y agoThey switched from PG to MySQL because they need to update highly concurrent tables, and PG created tons of bloat as a result. MySQL uses locking instead of optimistic concurrency.