> For the complete documentation index, see [llms.txt](https://zhenghe.gitbook.io/open-courses/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://zhenghe.gitbook.io/open-courses/database-design.md).

# Database Design

- [Log Structured Merge (LSM) Tree & Usages in KV Stores](https://zhenghe.gitbook.io/open-courses/database-design/log-structured-merge-lsm-tree-and-usages-in-kv-stores.md)
- [Prometheus](https://zhenghe.gitbook.io/open-courses/database-design/prometheus.md): prometheus 学习调研