CQRS on AzureA WORKED EXAMPLE

Agenda

Overview of the technology and terms Worked example Lessons learnt Next steps Questions and resources

Technology and terms

Aggregate

Something that is uniquely identifiable

Something that things happen to

Something we care about

Event

Something that happened

Projection

A way of getting state information from the events

Command

Something that causes event(s) to be recorded

Query

Something that the business or user wants to know

Event Streaming

Worked example

Lessons learnt

Separate business logic from implementation code

Build and grow your understanding by event storming sessions

A hybrid approach is perfectly reasonable – choose the tool for the job in hand

Don’t restrict yourself – Azure allows you to scale to “truly huge”

Experiment

Next steps

Analyse itApply itTry it

Questions and resources