Redis - NoSQL - Key/Value Overview Use cases How to learn Demo Tools BIG O NOTATION Redis memory footprint Questions

1. REDIS 101 - INTRO
ISMAIL ANJRINI - REDIS CERTIFIED DEVELOPER
08:00
PM
Tuesday 19 - Jan - 2021
https://meet.google.com/ouh-dgjf-
xmm

2. ‫نعم‬
56%
‫ال‬
44%
‫استخدمت‬ ‫هل‬Redis‫مشروع؟‬ ‫في‬
‫نعم‬ ‫ال‬
91 of 243

3. NoSQL Key/Valu
e

4. It means REmote DIctionary
Server
Redis was started in order to scale LLOOGG
Redis data types are related to fundamental data
structures
Redis is an in-memory but persistent on disk
database
Data sets can't be larger than
memory
The two on-disk storage formats (RDB and AOF) don't
need to be suitable for random access
There are no plans to create an on disk backend for Redis
Modules
Data types
Clustering
Key
Messaging
queue
Streamin
g
Event-
Driven
M*cro-
services
Security
Redis Clients
Cloud Providers

5. redis.io
redislabs.co
m
Open Source
Redis
Enterprise

7. LEARN

8. Try Free
Get Started with
Redis
Documentatio
n
Redis
University
Redis
Certification
Redis for
Dummies
Redis Best Practices
White Papers
Datasheets
Benchmarks
e-Books
Tech
Videos
Tech
Talks
Blog
Event
s
Webinar
s
Customers
Stories
Case
Studies
https://www.redislabs.co
m/

9. DEMO

10. Create Redis instance -
Docker
https://app.redislabs.co
m/
Cloud
docker run -d --name redis-01-intro -p 6379:6379 -v d:/projects/Redis/redis.conf:/redis.conf redis redis-server
/redis.conf

11. TOOLS

12. RedisInsigh
thttps://redislabs.com/redis-enterprise/redis-insight/

13. BIG O NOTATION

15. REDIS MEMORY FOOTPRINT
 An empty instance uses ~ 3MB of memory.
 1 Million small Keys: String Value pairs use ~ 85MB of memory.
 1 Million Keys: Hash value, representing an object with 5 fields, use ~ 160 MB of memory.
 Use the redis-benchmark utility to generate random data sets then check the space used with the INFO
memory command

16. QUESTIONS

17. ‫هل‬‫تعتقد‬‫ان‬‫استخدام‬redis‫في‬‫معظم‬‫المشاريع‬‫يعتبر‬
overengineering
What difference between unlink and delete. From performance perspective.
under Redis
Do you noSQL databases are replacing SQL
databases?

18. THANKS