Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Event Sourcing In Laravel
Search
Freek Van der Herten
January 19, 2021
Technology
0
250
Event Sourcing In Laravel
Freek Van der Herten
January 19, 2021
Tweet
Share
More Decks by Freek Van der Herten
See All by Freek Van der Herten
Uncharted packages (Laravel Live Denmark)
freekmurze
0
210
I shall define this only once
freekmurze
0
410
An Introduction to Snapshot testing
freekmurze
0
500
Building a realtime dashboard with Laravel Livewire (PHPKonf)
freekmurze
0
820
A tour behind the scenes of Oh Dear (PHP Benelux)
freekmurze
2
860
A practical look at multitenancy in Laravel
freekmurze
1
360
A practical look at multitenancy in Laravel (Laracon US)
freekmurze
0
730
Highlights Flare codebase (Laracon online)
freekmurze
0
520
Introducing Mailcoach
freekmurze
1
630
Other Decks in Technology
See All in Technology
新規プロダクトでプロトタイプから正式リリースまでNext.jsで開発したリアル
kawanoriku0
1
160
フルカイテン株式会社 エンジニア向け採用資料
fullkaiten
0
8.8k
DDD集約とサービスコンテキスト境界との関係性
pandayumi
3
290
Platform開発が先行する Platform Engineeringの違和感
kintotechdev
4
580
エンジニアリングマネージャーの成長の道筋とキャリア / Developers Summit 2025 KANSAI
daiksy
2
490
共有と分離 - Compose Multiplatform "本番導入" の設計指針
error96num
2
1k
20250912_RPALT_データを集める→とっ散らかる問題_Obsidian紹介
ratsbane666
0
100
Firestore → Spanner 移行 を成功させた段階的移行プロセス
athug
1
490
株式会社ログラス - 会社説明資料【エンジニア】/ Loglass Engineer
loglass2019
4
65k
AWSを利用する上で知っておきたい名前解決のはなし(10分版)
nagisa53
10
3.2k
サラリーマンの小遣いで作るtoCサービス - Cloudflare Workersでスケールする開発戦略
shinaps
2
470
Codeful Serverless / 一人運用でもやり抜く力
_kensh
7
450
Featured
See All Featured
Why Our Code Smells
bkeepers
PRO
339
57k
How to train your dragon (web standard)
notwaldorf
96
6.2k
Testing 201, or: Great Expectations
jmmastey
45
7.7k
Designing for humans not robots
tammielis
253
25k
The Art of Delivering Value - GDevCon NA Keynote
reverentgeek
15
1.7k
Stop Working from a Prison Cell
hatefulcrawdad
271
21k
The Cost Of JavaScript in 2023
addyosmani
53
8.9k
Helping Users Find Their Own Way: Creating Modern Search Experiences
danielanewman
29
2.9k
The Pragmatic Product Professional
lauravandoore
36
6.9k
The Power of CSS Pseudo Elements
geoffreycrofte
77
6k
Documentation Writing (for coders)
carmenintech
74
5k
How STYLIGHT went responsive
nonsquared
100
5.8k
Transcript
Event Sourcing in Laravel
About me Freek Van der Herten @freekmurze spatie.be freek.dev ohdear.app
f l areapp.io
Open Source Software
spatie.be/open-source
spatie.be/videos
Let's talk about event sourcing
Talk overview Theory Projectors demo Aggregates demo
Traditional application Write data in database An update means overwriting
the old data The old data cannot be accessed anymore
APPLICATION DATABASE TABLE value X
APPLICATION DATABASE TABLE value X value Y
Event Sourced Application The application will f i re o
f f events Events will get written in a dedicated store Events are passed to consumers that create projections Aggregate, Aggregate Root...
APP EVENTS Event Event 1
APP EVENTS Event Event 1 Event 2
APP EVENTS Event Event 1 Event 2 Event 3
APP CONSUMER EVENTS PROJECTION Event Event 1 Event 2 Event
3
APP CONSUMER CONSUMER 2 EVENTS PROJECTION Event Event 1 Event
2 Event 3 ANOTHER PROJECTION
APP CONSUMER CONSUMER 2 EVENTS PROJECTION Event Event 1 Event
2 Event 3 ANOTHER PROJECTION
APP CONSUMER CONSUMER 2 EVENTS PROJECTION Event Event 1 Event
2 Event 3 Event 4 ANOTHER PROJECTION
Event Sourced Application Auditing requirements Extra reports needed Recording the
unhappy path There is some setup required
Laravel Event Sourcing
Laravel Event Sourcing Package made by Spatie Aggregates, Projectors &
Reactors Beautifully integrated into Laravel Easy to get started with
Demo
Aggregates
None
None
None
None
None
None
Demo
Wrapping up
spatie.be/docs/laravel-event-sourcing
Packages spatie.be/docs/laravel-event-sourcing eventsauce.io
Event sourcing makes the easy things harder… …and the harder
things easier — Frank De Jonge
Course eventsourcery.com
Larabank github.com/spatie/larabank-traditional github.com/spatie/larabank-event-projector github.com/spatie/larabank-event-projector-aggregates
One more thing
spatie.be/event-sourcing The basics of event sourcing Best practices Laravel speci
f i c examples Event sourced cart ETA July 2021
Thank you! spatie.be/docs/laravel-event-sourcing spatie.be/products (only this week 25 % discount
on everything) ohdear.app