> ## Documentation Index
> Fetch the complete documentation index at: https://clickhouse.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# ClickHouse community wisdom

> Learn from the ClickHouse community with real world scenarios and lessons learned

*These interactive guides represent collective wisdom from hundreds of production deployments. Each runnable example helps you understand ClickHouse patterns using real GitHub events data - practice these concepts to avoid common mistakes and accelerate your success.*

Combine this collected knowledge with our [Best Practices](/docs/concepts/best-practices/index) guide for optimal ClickHouse Experience.

<h2 id="problem-specific-quick-jumps">
  Problem-specific quick jumps
</h2>

| Issue                  | Document                                                                                       | Description                                                    |
| ---------------------- | ---------------------------------------------------------------------------------------------- | -------------------------------------------------------------- |
| **Production issue**   | [Debugging insights](/docs/resources/support-center/tips-and-tricks/debugging-insights)             | Community production debugging tips                            |
| **Slow queries**       | [Performance optimization](/docs/resources/support-center/tips-and-tricks/performance-optimization) | Optimize Performance                                           |
| **Materialized views** | [MV double-edged sword](/docs/resources/support-center/tips-and-tricks/materialized-views)          | Avoid 10x storage instances                                    |
| **Too many parts**     | [Too many parts](/docs/resources/support-center/tips-and-tricks/too-many-parts)                     | Addressing the 'Too Many Parts' error and performance slowdown |
| **High costs**         | [Cost optimization](/docs/resources/support-center/tips-and-tricks/cost-optimization)               | Optimize Cost                                                  |
| **Success stories**    | [Success stories](/docs/resources/support-center/tips-and-tricks/success-stories)                   | Examples of ClickHouse in successful use cases                 |

**Last Updated:** Based on community meetup insights through 2024-2025\
**Contributing:** Found a mistake or have a new lesson? Community contributions welcome