Скачать или смотреть Opening Old Wounds - Why Uber Engineering Switched from Postgres to MySQL

An article from 2016 caused a lot of discussions in the software engineering community. We bring it back and open old wounds and discuss it again. This is when uber moved from Postgres to MySQL.

0:00 Intro
3:00 Problems with Architecture of Postgres
4:00 Postgres on-Disk Format
9:45 Replication
13:19 Write Amplification
16:44 Replication Bandwidth
21:16 Data Corruption
24:00 Replica MVCC
31:30 Postgres Upgrades
33:00 MySQL on-Disk Format
37:00 MySQL Replication
40:00 Connection Handling

Resources
https://eng.uber.com/postgres-to-mysq...
https://news.ycombinator.com/item?id=...

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Hussein