Audit logs answer one of the most important questions in a shared ClickHouse® cluster: who did that?

When a setting changes, a table disappears, or a node is restarted, CHOps Pro records who performed the action, what they changed, when and where it happened, and whether it succeeded.

If nobody wrote it down, the answer is guesswork. That is the gap an audit log closes.

What an Audit Log Actually Is

An audit log is a durable record of actions taken in an application: who did something, what they did, when they did it, where they connected from, and whether it worked.

It works alongside the logs you already have, and each one answers a different question.

Your application logs explain how the software behaved.…