redis-use.txt

# hash set 
hmset user userid "11111"  username "Paul"

# hash get
hget user userid

# hash del

hdel user userid

# list

 lpush nosql redis
 
 lpupsh nosql mongodb

# index
 redis 127.0.0.1:6379[1]> lpush mylist "World"
(integer) 1
redis 127.0.0.1:6379[1]> lindex mylist 0


#list get

 lrange nosql


# length
redis 127.0.0.1:6379[1]> llen mylist

------------------------------------------------------------------

#set 集合

redis 127.0.0.1:6379> sadd country china
(integer) 1
redis 127.0.0.1:6379> sadd country us
(integer) 1
redis 127.0.0.1:6379> smembers country
1) "china"
2) "us"
redis 127.0.0.1:6379>

# 并交差集

redis 127.0.0.1:6379> sismembers myset 5
(error) ERR unknown command 'sismembers'
redis 127.0.0.1:6379> sismember myset 3
(integer) 1
redis 127.0.0.1:6379> sunion myset myset2
1) "1"
2) "2"
3) "3"
4) "4"
5) "5"
6) "6"
redis 127.0.0.1:6379> sdiff
(error) ERR wrong number of arguments for 'sdiff' command
redis 127.0.0.1:6379> sdfa
(error) ERR unknown command 'sdfa'
redis 127.0.0.1:6379> sdiff myset myset2
1) "2"
2) "4"
3) "5"
redis 127.0.0.1:6379> sinter myset myset2
1) "1"
2) "3"
redis 127.0.0.1:6379>


#zadd 有序集合

redis 127.0.0.1:6379> zadd love yangmi
(error) ERR wrong number of arguments for 'zadd' command
redis 127.0.0.1:6379> zadd love 0 yangmi
(integer) 1
redis 127.0.0.1:6379> zadd love 100 white
(integer) 1
redis 127.0.0.1:6379> zrangescore zadd 0 1000
(error) ERR unknown command 'zrangescore'
redis 127.0.0.1:6379> zrangebyscore love 0 1000
1) "yangmi"
2) "white"

# move key

redis 127.0.0.1:6379[1]> move hi 12
(integer) 1
redis 127.0.0.1:6379[1]> get hi

# select database

select 12

# rename
redis 127.0.0.1:6379[1]> rename what "whatNow"
OK