On: Monitoring Is a Pain

[awinter-py]

this article https://www.uber.com/blog/postgres-to-mysql-migration/

you're right -- I misunderstood. I thought mysql could do in-place writes to rows, saving mvcc / vacuum work

let me amend my point to: a system designed for storing counters can optimize for that case, while sql DBs will do relatively more IO to incremental a counter