Comment by uhoh-itsmaciek

Neat, but Postgres version numbering changed with v10. 9.6, 9.5, 9.4, 9.3, 9.2, 9.1, 9.0, 8.4, 8.3, 8.2, 8.1, and 8.0 are effectively all distinct major versions. It'd be interesting to see how perf changed with those.