База знаний

Learn how to use the ClickHouse Cloud API to check if your service is stopped, idle, or running without waking it up.

Learn how to use ClickHouse for vector search, including storing embeddings and searching with distance functions like cosine similarity.

Quotas and Query Complexity are powerful ways to limit and restrict what users can do in ClickHouse. This KB article shows examples on how to apply these two different approaches.

Queries to help grant specific permissions to users.

Let's learn how to change your billing address in ClickHouse Cloud.

Learn how to query ClickHouse's `system.role_grants` to find users assigned to roles and roles assigned to specific users.

Handing the an exception thrown when altering user settings

Learn about row-level and column-level access restrictions in ClickHouse and ClickHouse Cloud, and how to implement role-based access control (RBAC) with policies.

Learn how to create and query parameterized views in ClickHouse for dynamic data slicing based on query-time parameters.

Resolve the TOO_MANY_PARTS error in ClickHouse during an `INSERT...SELECT` by tuning expert-level settings for larger blocks and increasing partition thresholds.