====== Redis ======

설치

  conda install redis
  conda install redis-py
  
  
서버 실행

  redis-server
  
  
클라이언트 실행

  redis-cli


  * https://github.com/microsoftarchive/redis
  * https://americanopeople.tistory.com/179
  * https://redis-py.readthedocs.io/en/latest/

===== 예제 =====

<code python>
import os
import shlex
import subprocess
import time
from pathlib import Path
from IPython import embed

import psutil
import redis


def start_redis(port=6379, password='1234'):
    cmd = [
        f'redis-server',
        f'--port {port}',
        f'--requirepass {password}',
        # f'--maxmemory 100mb,
        # f'allkeys-lru',
        # f'volatile-lru',
    ]
    cmd = ' '.join(cmd)
    server = subprocess.Popen(shlex.split(cmd))
    return server


def kill_processes():
    parent = psutil.Process(os.getpid())
    for child in parent.children(recursive=True):
        child.kill()
    parent.kill()


if __name__ == '__main__':

    port = 6379
    password = '1234'
    
    server = start_redis(port, password)
    c = redis.Redis(port=port, password=password)
    c.set(1, 1)
    print(c.get(1))
    c.save()  # disk에 저장(동기)
    # c.bgsave()  # disk에 저장(비동기)
    server.terminate()
    kill_processes()

</code>
    
===== 튜토리얼 =====

  * [[https://meetup.toast.com/posts/224?utm_source=gaerae.com&utm_campaign=%EA%B0%9C%EB%B0%9C%EC%9E%90%EC%8A%A4%EB%9F%BD%EB%8B%A4&utm_medium=social|개발자를 위한 레디스 튜토리얼 01]]

===== 대안 =====

  * https://github.com/nalgeon/redka


{{tag>redis DBMS }}