We're planning to have a panel discussion with Pinot, ClickHouse, and Druid lead committers at OSA Con on Nov 2. It's a new conference devoted to open source analytics. [0] It will be fun to see the contrasts. Please have a look at our conference page for more info. (Session is not announced yet, but will be up in a week or so.)
[0] https://altinity.com/osa-con-2021/