The-Inevitable-Event-Centric-Book

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Problem: Confusion Between ES and EDA

4

Event Carried State Transfer VS EventSourcing VS Event Driven *Arcthitecture* VS Message Driven *Architecture*

ylorph

Problem: Define AsOf / AsAt

1

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Problem: Do We Need DDD Tactical Patterns when Doing EventSourcing ?

3

Short answer : no > It is possible to do Aggregates without doing Event Sourcing and to do Event Sourcing without doing Aggregates - and it may be that the...

ylorph

Problem: What is the purpose of a domain (or service)

3

Why do we group things (capabilities) into **domains** or **services** - what does that give us?

MerrionComputing

Problem: Define Aggregate

4

(With both examples and counter examples)

MerrionComputing

Problem: Dealing With the Outside World (the outside world is using our information)

1

* notification events + Read models hosted by the source service * The Lady Campanula Tottington diagram * notfications event + document * an atom change feed * each entry...

ylorph

Exercise: A Unique Random Access Code

1

You must assign a unique access code in a (pseudo) random fashion. The range of access code at your disposal is [1 000 000, 1 999 999] The access code...

ylorph

Problem: Patterns for something something must be unique

13

Not talking about the Identity of an entity. but some other combination of properties . Let's say , user provided email __*must* be unique within the system__. But __*may* not...

ylorph

Problem: Define the word Event

7

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Problem: how to write this book

2

The vision is to use this as a reference for concepts when talking about system using some kind of Event [Driven | Sourcing | ...] design None have seen it...

ylorph