Demo: extracting shipment tracking from the FulfillCo monolith
On This Lesson 3 topics
This lesson is planned. The outline below lists the topics it will cover. The full lesson has not been published yet.
In this lesson
walk through the first extraction step by step.
Draft outline details
Step by step
- Map shipment tracking code and tables inside the monolith.
- Add branch by abstraction and a gateway route in shadow mode.
- Backfill history into the new service and sync new events via CDC.
- Planned mistake: let both systems accept tracking updates; fix by choosing one writer and forwarding the other.
- Shift traffic in stages with a rollback at each stage.
Prepares SRB-008-LAB1.
Practice
Apply this lesson with the module's lab, exercises and quiz.
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