redis basic commands record

redis collection

• SADD key member1 [member2] # to add a collection of one or more members
• SDIFF key1 [key2] # Returns all differences for a given set of Assembly, key2 not return the entire set key1
• SMEMBERS key # return all the members of the collection
• SPOP key # removes and returns a random element in the set
• SRANDMEMBER key [count] # Returns the data set a plurality of random numbers or returned without removing

redis affairs:

• MULTI # transaction begins
• EXEC # submit things
• DISCARD # cancel things

After things started to query the data will not return

from rediscluster import StrictRedisCluster
import redis

from common.common_wckjenv import logger


def wckjRedisCluster(): #StrictRedis
    startup_nodes = [
        {"host": "10.10.2.67","port": "6379"},
        ]

    r = StrictRedisCluster(startup_nodes=startup_nodes,password="a123456")
    #r.on_
    #r.execute_command("auth", "a123456")
    r.sdiff("xjb:cit:product:sku:0:1")

class MyRedis(redis.Redis):
    def __init__(self):
       super(MyRedis, self).__init__(host='10.10.2.67', port=6379, db=0, password="a123456")

if __name__ == "__main__":
    A =MyRedis()
    data_key = "xjb:cit:product:sku:0:1"

    data = A.sdiff(data_key)
    logger.info(data)
    data = A.spop(data_key)

    logger.info(data)
    data = A.sdiff(data_key)
    logger.info(data)