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
Firebase Database Rules How To Deal With - Olek...
Search
GDG Ternopil
January 21, 2017
Programming
0
73
Firebase Database Rules How To Deal With - Oleksandr Pidlisnyi
Firebase Database Rules How To Deal With - Oleksandr Pidlisnyi
GDG Ternopil
January 21, 2017
Tweet
Share
More Decks by GDG Ternopil
See All by GDG Ternopil
Semi supervised learning with Autoencoders by Ілля Горев
gdgternopil
2
83
Застосування ML в реальних проектах - Андрій Дерень
gdgternopil
2
110
Android Architecture Components by Ihor Dzikovskyy
gdgternopil
0
160
First look at Room Persistence by Oleksiy Sazhko
gdgternopil
0
110
Mobile Applications Architecture by Constantine Mars
gdgternopil
1
86
Tuning your SQLite with SQLDelight & SQLBrite - Mkhytar Mkhoian
gdgternopil
0
270
Speeding up development with AutoValue - Andrii Rakhimov
gdgternopil
1
87
The Mistery of Gradle Plugins - Dmytro Zaitsev
gdgternopil
1
76
Xamarin Build native Android & iOS apps with C# - Vitalii Smal
gdgternopil
1
110
Other Decks in Programming
See All in Programming
2分台で1500examples完走!爆速CIを支える環境構築術 - Kaigi on Rails 2025
falcon8823
3
2.9k
GraphQL×Railsアプリのデータベース負荷分散 - 月間3,000万人利用サービスを無停止で
koxya
1
1k
プログラミングどうやる? ~テスト駆動開発から学ぶ達人の型~
a_okui
0
190
クラシルを支える技術と組織
rakutek
0
190
Your Perfect Project Setup for Angular @BASTA! 2025 in Mainz
manfredsteyer
PRO
0
120
Local Peer-to-Peer APIはどのように使われていくのか?
hal_spidernight
2
440
Model Pollution
hschwentner
1
180
Django Ninja による API 開発効率化とリプレースの実践
kashewnuts
0
900
iOSアプリの信頼性を向上させる取り組み/ios-app-improve-reliability
shino8rayu9
0
140
Web Components で実現する Hotwire とフロントエンドフレームワークの橋渡し / Bridging with Web Components
da1chi
3
1.6k
なぜGoのジェネリクスはこの形なのか? Featherweight Goが明かす設計の核心
ryotaros
7
1k
エンジニアとして高みを目指す、 利益を生み出す設計の考え方 / design-for-profit
minodriven
23
12k
Featured
See All Featured
Design and Strategy: How to Deal with People Who Don’t "Get" Design
morganepeng
132
19k
"I'm Feeling Lucky" - Building Great Search Experiences for Today's Users (#IAC19)
danielanewman
229
22k
実際に使うSQLの書き方 徹底解説 / pgcon21j-tutorial
soudai
PRO
188
55k
XXLCSS - How to scale CSS and keep your sanity
sugarenia
248
1.3M
Fight the Zombie Pattern Library - RWD Summit 2016
marcelosomers
234
17k
Large-scale JavaScript Application Architecture
addyosmani
514
110k
How to Ace a Technical Interview
jacobian
280
23k
Into the Great Unknown - MozCon
thekraken
40
2.1k
Keith and Marios Guide to Fast Websites
keithpitt
411
22k
Chrome DevTools: State of the Union 2024 - Debugging React & Beyond
addyosmani
7
890
How STYLIGHT went responsive
nonsquared
100
5.8k
Thoughts on Productivity
jonyablonski
70
4.9k
Transcript
Firebase Database Rules How To Deal With Oleksandr Pidlisnyi Senior
Software Engineer @ Perfectial LLC GDG Lviv
Firebase Realtime Database
WHAT IF I TELL YOU IT IS NOT DATABASE
None
Database? SQL NoSQL JSON
Realtime
None
Offline
Accessible from Client Devices Android iOS Web SDK for Node.js,
C++, JAVA, Unity
Rules .read .write .validate .indexOn
now root newData data auth $ variables Predefined variables
provider uid token auth
.validate { "rules": { "foo": { ".validate": "newData.isString() && newData.val().length
< 100" } } }
.indexOn – orderByChild { "lambeosaurus": { "height": 2.1, "length": 12.5,
"weight": 5000 }, "stegosaurus": { "height": 4, "length": 9, "weight": 2500 } }
.indexOn – orderByChild { "rules": { "dinosaurs": { ".indexOn": ["height",
"length"] } } }
.indexOn – orderByValue { "scores": { "bruhathkayosaurus": 55, "lambeosaurus": 21,
"linhenykus": 80, "pterodactyl": 93, "stegosaurus": 5, "triceratops": 22 } }
.indexOn – orderByValue { "rules": { "scores": { ".indexOn": ".value"
} } }
.read && .write { "rules": { "foo": { ".read": true,
".write": false } } }
.read && .write { "rules": { "users": { "$uid": {
".write": "$uid === auth.uid" } } } }
Magic { "users": { "John Doe": { "rules": { "blog":
true } }, "John Snow": { "rules": { "blog": false } } }
Magic "blog": { "1": { "title": "Blog Post 1" },
"2": { "title": "Blog Post 2" } } }
Magic "blog": { ".read": true, ".write": "root.child('users').child(auth.uid).child('rules').child('blog').val() === true" }
Magic "$collection": { ".read": true, ".write": "root.child('users').child(auth.uid).child('rules').child($collection).val() === true" }
Magic { "users": { "John Doe": { "rules": { "blog":
{ "read": true, "write": false } } } } }
Magic "$collection": { ".read": "root.child('users').child(auth.uid).child('rules').child($collection).child ('read').val() === true", ".write": "root.child('users').child(auth.uid).child('rules').child($collection).child
('write').val() === true" }
+OleksandrPidlisnyi @opidlisnyi fb.me/opidlisnyi Questions? Thank you!