4 ms·
https://eng.uber.com/mysql-migration/ https://eng.uber.com/mysql-migration/
by dumbfounder 9y ago
https://eng.uber.com/mysql-migration/ https://eng.uber.com/mysql-migration/
- manigandham 9y agoUber really just needed a key/value store. MySQL works better when used that way since PostgreSQL has MVCC and can lead to table bloat and compaction issues. I doubt many others ever encounter this issue since picking the correct data store is step 1.
- evanelias 9y agoInnoDB also has MVCC. Always has. It just uses a different strategy to avoid the table bloat and compaction issues.