Redis command

install

redis From entry to proficiency
windows Installation tutorial

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Install the package version into the decompression directory and enter ：

redis-server --service-install redis.windows.conf --loglevel verbose -- install 
redis-server --service-start 										 -- start-up 
redis-server --service-stop											 -- close 

linux Installation tutorial

command

string
    set name cxx
    get name
    getrange name 0 2          Intercept string from subscript 0 Start to subscript 2 end 
    getset name new_cxx        Set new value , Return old value 
    mset key1 key2             Batch settings 
    mget key1 key2             Batch acquisition 
    setnx key value            Insert if it doesn't exist （not exists）
    setex key time value       Expiration time （expire）
    setrange key index value   from index Start using value Replace the original value 
    incr age        		   Increasing , In steps of 1
    incrby age 10   		   Increasing , In steps of 10
    decr age        		   Decline , In steps of 1
    decrby age 10   		   Decline , In steps of 10
    incrbyfloat age 0.5        Increasing floating point number 
    append          		   Additional 
    strlen          		   length 
    getbit/setbit/bitcount/bitop     Bit operation 
    
hash
    hset myhash name cxx
    hget myhash name
    hmset myhash name cxx age 25 note "i am notes"
    hmget myhash name age note   
    hgetall myhash                obtain myhash All of the key value
    hexists myhash name           Whether there is 
    hsetnx myhash score 100       There is no modification , Insert if it doesn't exist 
    hincrby myhash id 1           Increasing 
    hdel myhash name              Delete 
    hkeys myhash                  Take only key
    hvals myhash                  Take only value
    hlen myhash                   length 

list
    lpush mylist a b c  		 Insert left 
    rpush mylist x y z  		 Insert right 
    lrange mylist 0 -1  		 Data set 
    lpop mylist  				 Pop up elements 
    rpop mylist  				 Pop up elements 
    llen mylist  				 length 
    lrem mylist count value  	 Delete 
    lindex mylist 2          	 Specifies the value of the index 
    lset mylist 2 n          	 Index settings 
    ltrim mylist 0 4         	 Delete key
    linsert mylist before a  	 Insert 
    linsert mylist after a   	 Insert 
    rpoplpush list list2     	 List of data transferred 
    
set
    sadd myset redis 
    smembers myset       		 Data set 
    srem myset set1         	 Delete 
    sismember myset set1 		 Determines whether an element is in the set 
    scard key_name       		 Number 
    sdiff | sinter | sunion 	 operation ： Operations between sets ： Difference set  |  intersection  |  Combine 
    srandmember          		 Get the elements in the collection at random 
    spop                 		 Pop an element from the collection 
    
zset
    zadd zset 1 one
    zadd zset 2 two
    zadd zset 3 three
    zincrby zset 1 one              				 Increase the score 
    zscore zset two                 				 Get points 
    zrange zset 0 -1 withscores     				 Range value 
    zrangebyscore zset 10 25 withscores 			 The value of the specified range 
    zrangebyscore zset 10 25 withscores limit 1 2 	 Pagination 
    Zrevrangebyscore zset 10 25 withscores  		 The value of the specified range 
    zcard zset  									 Element quantity 
    Zcount zset 									 Get the number of elements in the specified score range 
    Zrem zset one two        						 Delete one or more elements 
    Zremrangebyrank zset 0 1  						 Delete elements... According to the ranking range 
    Zremrangebyscore zset 0 1 						 Delete elements... According to the score range 
    Zrank zset 0 -1    								 The element with the lowest score is ranked as 0
    Zrevrank zset 0 -1  							 The element with the highest score is ranked as 0
    Zinterstore
    zunionstore rank:last_week 7 rank:20150323 rank:20150324 rank:20150325  weights 1 1 1 1 1 1 1