Redis Configuration

install.txt

Follow this instractions

1. Install usig WSL (This step only for windows machine)
Windows Subsystem Linux: https://docs.microsoft.com/en-us/windows/wsl/install

2. check distribution
uname

3. install redis
sudo apt-get update
sudo apt-get install redis

4. run redis server
redis-server

5. open new terminal, access the redis cli
redis-cli

usage.txt

1. open new terminal, access the redis cli
redis-cli

Handling with strings - SET / GET
---------------------

SET name najathi
GET name

SET aga 25
get age

# delete
DEL age

# check
EXISTS name
EXISTS age

# list all keys
KEYS *

# flush all keys
flushall


expiration - TTL
-----------------------

# check expiration, -1 means no expiration
ttl name

# make expire 10 seconds
SET name najathi
expire name 10
ttl name

setex name 10 najathi
ttl name


Handling with array - LPUSH / RPUSH
---------------------

# create friends array
lpush friends programming
lpush friends DSA

rpush friends computer

# get
lrange friends 0 -1

# POP

# remove item by FIFO
LPOP friends

# remove item by LILO
RPOP friends


Handling with unique array - SADD
---------------------

# add
SADD hobbies "weight lifting"

# list
SMEMBERS hobbies

# remove
SREM hobbies "weight lifting"


Handling with object - HSET
---------------------

# add
HSET person name najathi
HSET person age 25

# list
HGETALL person

# delete
HDEL person age

#exsists, it returns 1 is true, otherwise false.
HEXISTS person name
HEXISTS person age