Hi, On 2018-02-10 18:21:37 +0100, Tomas Vondra wrote: > That is true, but the question is how significant the overhead is. If > it's 50% then reducing it would make perfect sense. If it's 1% then no > one if going to be bothered by it. I think it's pretty clear that it's going to be way way much more than 1%. It's trivial to construct cases where input parsing / output formatting takes the majority of the time. And a lot of that you're going to be able to avoid with binary formats. Greetings, Andres Freund