Flip the Switch Slowly
Challenges of dealing with legacy code and data
Highlights
[00:00] 🎵 Daniel introduces himself and his company, Thunk.
[02:18] 🔧 He talks about their event sourcing package, Verbs.
[04:23] 🌟 Daniel shares a war story about dealing with legacy data.
[09:12] ⚡️ He explores different approaches to refactoring legacy data.
[13:45] 🔄 Daniel discusses the concept of event sourcing.
[18:05] 🔀 He explains how they used event sourcing to migrate legacy data.
[22:10] 🚀 The new Laravel app and legacy system work in parallel.
Key Insights
[1] Dealing with legacy code and data can be challenging and requires careful planning.
[2] Event sourcing can be a powerful approach to refactor legacy data and systems.
[3] Storing events and replaying them can help understand and regenerate data in a new schema.
[4] By using event sourcing, the new Laravel app and legacy system can coexist and work in parallel.
[5] Legacy data migration can be a complex and time-consuming task, but event sourcing provides a more controlled and reversible approach.
[6] Event sourcing allows for easier testing and understanding of system behavior.
[7] The use of event sourcing can enable a smoother transition from legacy systems to modern architectures.
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