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從四件事帶你見識見識 事件驅動架構設計 (EDA)

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June 18, 2025
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從四件事帶你見識見識 事件驅動架構設計 (EDA)

Speaker: Justin Kuo
Event: LINE TECH FRESH 畢業分享會 2025

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June 18, 2025
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Transcript

  1. None

  2. Justin Kuo Education • CSIE @NTUT Experience • 2025 |

    TECH FRESH @LINE Taiwan • 2024 | R&D Intern @iForensics TECH FRESH @ LINE

  3. 01 02 03 事件驅動程式 事件驅動架構 Request/Response CONTENT 04 總結

  4. None

  5. SECTION 01 Request/Response 在 Event-Driven 之前

  6. Request/Response 3 apples 事情並不單純…

  7. Request/Response 3 apples ˙ ˙ ˙ 容易阻塞

  8. Request/Response 3 apples 依賴性高

  9. Request/Response 不易擴充 從來不覺得賣蘋果開心過

  10. Request/Response 容易阻塞 依賴性高 不易擴充

  11. 訂單系統 I want three apples. I want three apples. ✘

    不依賴 「顧客」(服務) 依賴「訂單」(事件)

  12. SECTION 02 事件驅動程式 從前端來了解事件驅動

  13. Hello World

  14. EVENT FUNCTION

  15. EVENT FUNCTION

  16. SECTION 03 事件驅動架構 進入微服務的世界

  17. EVENT FUNCTION Order Order Order 商品服務 資料服務 通知服務 訂單服務

  18. EVENT FUNCTION Order Order Order 商品服務 資料服務 通知服務 訂單服務

  19. Producer Consumer Message Broker

  20. Message Broker • 訊息代理 aka 郵局 • 負責接收、暫存、發送資訊的服務 • 常見工具：

    • Apache Kafka • RabbitMQ

  21. Producer Consumer Message Broker

  22. Order Order Order Producer Consumer Message Broker

  23. Order Order Order Producer Consumer Message Broker

  24. Order Order Order Producer Consumer Message Broker 依賴性低 擴充性高

  25. Producer Consumer Message Broker 依賴性低 擴充性高

  26. Producer Consumer Message Broker 依賴性低 擴充性高

  27. SECTION 04 總結

  28. Request/Response • 容易阻塞 • 依賴性高 • 可擴充性低 • 較單純 3

    apples

  29. Event-Driven Architecture • 不易阻塞 • 依賴性低 • 可擴充性高 • 較複雜

  30. 延伸閱讀 • 讀寫分離 (CQRS) • 領域驅動開發 (DDD) • Event Sourcing

    • Change Data Capture • …
  31. None