# ✅ Checkpoint: Redis và lỗi cache

By Better Wise

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## Contents

Part of [🗄️ Caching căn bản: Redis, TTL và CDN cho người mới](https://everwise.study/courses/caching-can-ban-redis-ttl-va-cdn-cho-nguoi-moi.md)

- **🧱 Nền tảng cache: vì sao và khi nào**
  - [💡 Cache là gì và khi nào nên dùng](https://everwise.study/courses/caching-can-ban-redis-ttl-va-cdn-cho-nguoi-moi/cache-la-gi-va-khi-nao-nen-dung.md)
  - [🔁 Cache-aside: luồng đọc ghi kèm ví dụ](https://everwise.study/courses/caching-can-ban-redis-ttl-va-cdn-cho-nguoi-moi/cache-aside-luong-doc-ghi-voi-vi-du.md) (sign-in required)
  - [✅ Checkpoint: Nền tảng cache](https://everwise.study/courses/caching-can-ban-redis-ttl-va-cdn-cho-nguoi-moi/checkpoint-nen-tang-cache.md) (sign-in required)
- **⏱️ TTL, invalidation và cache phía HTTP**
  - [🗑️ TTL và invalidation: chọn thời điểm xóa](https://everwise.study/courses/caching-can-ban-redis-ttl-va-cdn-cho-nguoi-moi/ttl-va-invalidation-chon-thoi-diem-xoa.md)
  - [📨 HTTP cache headers: Cache-Control, ETag, Vary](https://everwise.study/courses/caching-can-ban-redis-ttl-va-cdn-cho-nguoi-moi/http-cache-headers-cache-control-etag-vary.md)
  - [🌐 CDN cho static assets và cache busting](https://everwise.study/courses/caching-can-ban-redis-ttl-va-cdn-cho-nguoi-moi/cdn-cho-static-assets-va-cache-busting.md)
  - [✅ Checkpoint: TTL và cache HTTP](https://everwise.study/courses/caching-can-ban-redis-ttl-va-cdn-cho-nguoi-moi/checkpoint-ttl-va-cache-http.md)
- **⚠️ Redis và các lỗi cache thường gặp**
  - [🧰 Redis nhập môn: GET, SET, TTL và key naming](https://everwise.study/courses/caching-can-ban-redis-ttl-va-cdn-cho-nguoi-moi/redis-nhap-mon-get-set-ttl-va-key-naming.md)
  - [🚨 Stale data và cache stampede](https://everwise.study/courses/caching-can-ban-redis-ttl-va-cdn-cho-nguoi-moi/stale-data-va-cache-stampede.md)
  - [🤖 Yêu cầu AI thêm cache mà không phá logic](https://everwise.study/courses/caching-can-ban-redis-ttl-va-cdn-cho-nguoi-moi/yeu-cau-ai-them-cache-khong-pha-logic.md) (premium content)
  - [✅ Checkpoint: Redis và lỗi cache](https://everwise.study/courses/caching-can-ban-redis-ttl-va-cdn-cho-nguoi-moi/checkpoint-redis-va-loi-cache.md) (premium content) — this lesson
- [Course cheatsheet](https://everwise.study/courses/caching-can-ban-redis-ttl-va-cdn-cho-nguoi-moi/cheatsheet.md) (premium content)