GOTO 2017 • The Many Meanings of Event-Driven Architecture • Martin Fowler

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This presentation was recorded at GOTO Chicago 2017. #GOTOcon #GOTOchgo

Martin Fowler - Author, Speaker, Consultant and General Loud-mouth on Software Development

During my career, I've often people heard people describe their systems as "event-driven". But when looking deeper that phrase seems to lead to some very different architectural assumptions. On a recent workshop we identified four different patterns [...]

0:00 What people mean by EDA
00:51 How he came to write down common patterns of EDA and hold this talk
02:45 4 patterns detected
03:20 Pattern 1: Event Notification
08:33 Events vs Commands
11:30 Pro: Decoupling
13:50 Contra: inability to understand what is going on by stepping through the code
14:53 Pattern 2: Event-carried State Transfer
20:51 Pattern 3: Event Sourcing
32:11 Can be a very nice system development-wise
33:43 Downside of Event Sourcing
38:46 Which events to record in the event store?
43:31 Pattern 4: CQRS
47:39 Conclusion : How to use the knowledge about those 4 patterns

Read the full abstract here:

#EventDrivenArchitecture #EventDriven #SoftwareArchitecture

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