CQRS AND EVENT SOURCINGON WINDOWS AZURE

Duncan Jones💬 @Merrion

AGENDA

What Why How

NOTES

DEFINITION OF EVENT SOURCING

DESIGNING THE BUSINESS MODELEvent

storming

Domain Driven Design

UX Driven Design

DEMO #1 – CQRS DESIGNERAggregat

es• Top level “things”

Events• What can happen to them

Projections

• What we can derive about an aggregate

Queries

• What we can derive about many aggregates

Commands

• How we cause changes to occur

ANATOMY OF A STORED EVENT

DEMO #2 – AZURE BASED EVENT STREAM

Create

AppendRun Projection

HOSTING THE CQRS/ES MODEL ON AZURE

NEXT STEPS

Experiment

https://geteventstore.com/