Begin a transaction block. All Redis statements issued after redisMulti will be queued locally and then sent to the Redis server en masse once the redisExec function is issued.
开始一个事务块。所有的Redis的声明后redisMulti将在本地,然后进行排队中发送到集体Redis的服务器,一次redisExec发出。
值----------Value----------
"OK" indicates the transaction has begun.
“OK”表示已经开始的交易。