Analyse at high cardinality
Explore attributes with millions of values without exploding costs.
Observabilité · Courses
ClickStack: from discovery to expertise
ClickStack course: ClickHouse’s observability stack (ClickHouse, OpenTelemetry Collector and the HyperDX UI). OTLP ingestion, searching logs, traces and sessions, telemetry schema, SQL queries, retention and ClickHouse operations.
At your pace, through practice.By the end of this course you will be able to
- Explain why a columnar database suits telemetry
- Install ClickStack and send OTLP telemetry
- Search and correlate logs, traces and sessions in HyperDX
- Query telemetry in SQL in ClickHouse
- Manage retention and operate ClickHouse
LEARNING PATH
Course curriculum
0Course overview1 lesson
1Introduction1 lesson
2ClickStack and HyperDX2 lessons
3Telemetry in ClickHouse2 lessons
4Operate and choose1 lesson
5Best practices1 lesson
LEARN BY DOING
Use cases & applications
Join telemetry and business data
Relate errors and latency to orders or customers in SQL.
Recommended prerequisites
What next?
Frequently asked questions
Why ClickHouse for observability?
Columnar storage compresses telemetry heavily and speeds up aggregations, even at high cardinality.
Do I need to write SQL?
Not for everyday search in HyperDX; SQL becomes an asset for advanced analysis and joins with your business data.