---
title: "Discussion on \"Lesson 21: 空間換取時間-Cache 的快取策略 (Cache-Aside / Delayed Double Delete)\" | Hashnode"
description: "Discussion on \"Lesson 21: 空間換取時間-Cache 的快取策略 (Cache-Aside / Delayed Double Delete)\". 從 Cache-Aside Pattern 到延遲雙刪、Binlog 同步與 LRU/LFU 淘汰策略，完整解析後端快取設計原則與常見陷阱，打造高效能又穩定的系統架構。"
url: "https://hashnode.com/posts/cache/695c80fb6e8cc64a8523394c"
---

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Discussion

# [Lesson 21: 空間換取時間-Cache 的快取策略 (Cache-Aside / Delayed Double Delete)](https://blog.bennett1999.com/cache?utm_source=hashnode&utm_medium=feed)

從 Cache-Aside Pattern 到延遲雙刪、Binlog 同步與 LRU/LFU 淘汰策略，完整解析後端快取設計原則與常見陷阱，打造高效能又穩定的系統架構。

Jan 6 · 2 min read · blog.bennett1999.com  
Updated Jan 22  
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-   [#delayed-double-delete](https://hashnode.com/tag/delayed-double-delete)
-   [#cache](https://hashnode.com/tag/cache)
-   [#redis](https://hashnode.com/tag/redis)
-   [#cache-aside](https://hashnode.com/tag/cache-aside)
-   [#rookiejunior30](https://hashnode.com/tag/rookiejunior30)

## Written by

[Bennett](https://hashnode.com/@bennett1999)

@bennett1999 · Taipei

  
[View profile](https://hashnode.com/@bennett1999)

A good programmer is someone who always looks both ways before crossing a one-way street

一個很忙的工程師，比起寫code更喜歡股票，QQQ買起來，謝謝！

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