1.字符串
set key value [expiration EX seconds|PX milliseconds] [NX|XX]
get key
exists key [key ...]
del key
2.哈希
hset key field value
hget key field
hmset key field value [field value ...]
hmget key field [field ...]
hexists key field
hdel key field [field ...]
hlen key
3.列表
lpush key value [value ...]
rpush key value [value ...]
lrange key start stop
lpop key
rpop key
llen key
4.集合
sadd key member [member ...]
smembers key
5.有序集合
zadd key [NX|XX] [CH] [INCR] score member [score member ...]
zrange key start stop [WITHSCORES]
zrangebyscore key min max [WITHSCORES] [LIMIT offset count]
其他常用命令
keys *
flushdb
flushall
ping