Before we begin . . .

Take a post-it and write down the business process you most want to explore.


Then put it on the glass wall!

EventStorming Workshop

Event Storming Workshop

March 2018

Title Text

@ie_ddd

@barryosull

@daraghoshea

https://www.dddireland.org

https://barryosull.com

https://www.daraghoshea.com

  1. Event Storming concepts
  2. Event Storming your sub domains
  3. Iterating on our models with others
  4. Networking

Workshop Structure

Event Storming

Collaborative Modelling

Types of Post-its

Domain Events

Commands

Business process

(constraints)

Issues

External System

View

Temporal Modelling

Process

Explore your model

  • What process are you modelling
  • Add a starting event
  • Add a finishing event/events
  • Fill in the gaps
  • Get everyone involved
  • Duplicate work, spread out!

Tips & Tricks

  • Don't be afraid to remove post-its
  • Move it all around if you have to
  • Break your own model!
  • Map the same process different ways, then generalise
  • Highlight risks, assumptions and costs
  • Annotate your post-its
  • Draw connections between events and business rules

€100 discount available here:

https://ti.to/dddbv/dddeutrnl19/discount/Meetup

Lets get Modelling

We'll divide the room into groups

Pair domain experts with developers

 

 

Exercise: 

  • EventStorm a real sub-domain process (45mins)
  • Share each others models and try to break them

Next meetup

Event storming++

We'll choose one domain/sub-domain and model it together using event storming

Event Storming Workshop

By Barry O' Sullivan

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