I’m sorry what? Clickhouse is crazy easy to deploy. Single node is just a binary. “Cluster” is single binaries on individual nodes plus clickhouse-keeper (the one extra layer of complexity). Altinity and others offer k8s operators or managed solutions to do all this on-prem to make it even easier.
Your data catalog point remains, it doesn’t offer anything other basic SQL describe functionality.
Your data catalog point remains, it doesn’t offer anything other basic SQL describe functionality.