All Our Aggregates Are Wrong

All Our Aggregates Are Wrong

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Intro

1 of 24

1 of 24

Intro

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All Our Aggregates Are Wrong

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  1. 1 Intro
  2. 2 Buy a "Banana Protector"
  3. 3 Sounds like a nice looking aggregate
  4. 4 However, availability changes over time
  5. 5 Business requirements (#3)
  6. 6 It's becoming messy, isn't it?
  7. 7 Can we get rid of all this coupling?
  8. 8 Let's decompose the Shopping Cart
  9. 9 Marketing tends to be stable
  10. 10 We followed the coupling
  11. 11 Can Read Models be a solution?
  12. 12 We cannot cache everything
  13. 13 Shared identifiers
  14. 14 View Model Composition (flow)
  15. 15 Sales Product Requests Handler
  16. 16 Sales Request matching
  17. 17 Sales Composition
  18. 18 View Model Decomposition
  19. 19 Shipping Request Matching
  20. 20 Shipping Decomposition
  21. 21 Shipping Error Handling
  22. 22 Full Vertical Slices
  23. 23 Services communication channel
  24. 24 The final big picture

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