redis基础数据操作命令练习

2019独角兽企业重金招聘Python工程师标准>>>

redis基础数据操作命令：

启动server:redis-server

本地连接：

➜  ~ redis-cli

127.0.0.1:6379> 

链接远程redis:

redis-cli -h 192.168.2.210

1. [root@xsf001 ~]# redis-cli -h 192.168.1.103 -p 6379  
2. redis 192.168.1.103:6379>   

查看所有的key：keys *

清除所有key:flushall

修改key的名字：rename name name2

字符串相关命令

set name test

get name

strlen name

del name

列表相关命令：

lpush zylist 'aaa' 'bbb' 'ccc'

入列顶部：lpush zylist '111aa'

入列尾部：rpush zylist 'ddd'

linsert zylist  before 'bbb' 'addnew'

lrem zylist 4  'aaa'

出列顶部删除: lpop zylist

出列尾部删除：rpop zylist

llen

range zylist 0 -1

哈希表相关：

hset zyhashmap id 111

hset zyhashmap  name 'test'

hset zyhashmap age 22

hget zyhashmap name

hexists zyhashmap age

hdel zyhashmap age

hlen zyhashmap

hgetall zyhashmap

集合相关：

sadd zyset 'aa' 33 'bb' 554

sacrd zyset

sismerber zyset aa

smembers zyset

srem zyset aa

有序集合相关：

zadd zytreeset 1 redis

zadd zytreeset 2 mongodb

zadd zytreeset 3 java

zcard zytreeset

zrange zytreeset 0 -1 withscores

zrevrange zytreeset 0 -1

zrem java

==============

➜  redis-3.0.7 redis-cli              
127.0.0.1:6379> clear

127.0.0.1:6379> keys *
 1) "name"
 2) "zylist"
 3) "msg"
 4) "zyset"
 5) "zytreeset"
 6) "myset"
 7) "age2"
 8) "myhash"
 9) "mykey"
10) "zymaphash"
11) "numbers"
12) "mylist"
13) "zysetscore"
127.0.0.1:6379> get name
"testgyueisa  good student"
127.0.0.1:6379> stren name
(error) ERR unknown command 'stren'
127.0.0.1:6379> strlen name
(integer) 25
127.0.0.1:6379> lrang zylist 0 -1
(error) ERR unknown command 'lrang'
127.0.0.1:6379> lrange zylist 0 -1
1) "ccc"
2) "zhangyue"
3) "bbb"
4) "aaa"
5) "gggg"
127.0.0.1:6379> smembers zyset
1) "333"
2) "444"
3) "4400"
127.0.0.1:6379> hgetall zymaphash
1) "name"
2) "zhangyue"
3) "age"
4) "22"
127.0.0.1:6379> hget zymaphash name
"zhangyue"
127.0.0.1:6379> keys*
(error) ERR unknown command 'keys*'
127.0.0.1:6379> keys *
 1) "name"
 2) "zylist"
 3) "msg"
 4) "zyset"
 5) "zytreeset"
 6) "myset"
 7) "age2"
 8) "myhash"
 9) "mykey"
10) "zymaphash"
11) "numbers"
12) "mylist"
13) "zysetscore"
127.0.0.1:6379> smembers zyst
(empty list or set)
127.0.0.1:6379> smembers zyset
1) "333"
2) "444"
3) "4400"
127.0.0.1:6379> scard zysetscore
(error) WRONGTYPE Operation against a key holding the wrong kind of value
127.0.0.1:6379> zrange zysetscore 0 -1
1) "redis"
2) "mongodb"
127.0.0.1:6379> clear

127.0.0.1:6379> keys *
 1) "name"
 2) "zylist"
 3) "msg"
 4) "zyset"
 5) "zytreeset"
 6) "myset"
 7) "age2"
 8) "myhash"
 9) "mykey"
10) "zymaphash"
11) "numbers"
12) "mylist"
13) "zysetscore"
127.0.0.1:6379> flushall
OK
127.0.0.1:6379> keys *
(empty list or set)
127.0.0.1:6379> set name test
OK
127.0.0.1:6379> get name
"test"
127.0.0.1:6379> strlen name
(integer) 4
127.0.0.1:6379> del name
(integer) 1
127.0.0.1:6379> keys *
(empty list or set)
127.0.0.1:6379> lpush zylist 'aaa' 'bbb' 'ccc'
(integer) 3
127.0.0.1:6379> lrange zylist 0 -1
1) "ccc"
2) "bbb"
3) "aaa"
127.0.0.1:6379> lpush zylist '111aa'
(integer) 4
127.0.0.1:6379> lrange zylist 0 -1
1) "111aa"
2) "ccc"
3) "bbb"
4) "aaa"
127.0.0.1:6379> rpush zylist 'ddd'
(integer) 5
127.0.0.1:6379> lrange zylist 0 -1
1) "111aa"
2) "ccc"
3) "bbb"
4) "aaa"
5) "ddd"
127.0.0.1:6379> lrem zylist 'aaa'
(error) ERR wrong number of arguments for 'lrem' command
127.0.0.1:6379> lrem zylist 4 'aaa'
(integer) 1
127.0.0.1:6379> lrange zylist 0 -1
1) "111aa"
2) "ccc"
3) "bbb"
4) "ddd"
127.0.0.1:6379> lpop zylist
"111aa"
127.0.0.1:6379> lrange zylist 0 -1
1) "ccc"
2) "bbb"
3) "ddd"
127.0.0.1:6379> rpop zylist
"ddd"
127.0.0.1:6379> lrange zylist 0 -1
1) "ccc"
2) "bbb"
127.0.0.1:6379> keys *
1) "zylist"
127.0.0.1:6379> del zylist
(integer) 1
127.0.0.1:6379> hset zyhashmap id 1111 name 'test' age 22
(error) ERR wrong number of arguments for 'hset' command
127.0.0.1:6379> hset zyhashmap id 1111
(integer) 1
127.0.0.1:6379> hset zyhashmap name 'test'
(integer) 1
127.0.0.1:6379> haset zyhashmap age 44
(error) ERR unknown command 'haset'
127.0.0.1:6379> haset zyhashmap age '44'
(error) ERR unknown command 'haset'
127.0.0.1:6379> hset zyhashmap age 44
(integer) 1
127.0.0.1:6379> hgetall zyhashmap
1) "id"
2) "1111"
3) "name"
4) "test"
5) "age"
6) "44"
127.0.0.1:6379> hget zyhashmap name
"test"
127.0.0.1:6379> hdel zyhashmap id
(integer) 1
127.0.0.1:6379> hgetall zyhashmap
1) "name"
2) "test"
3) "age"
4) "44"
127.0.0.1:6379> zadd zytreeset1 redis
(error) ERR wrong number of arguments for 'zadd' command
127.0.0.1:6379> zadd zytreeset 1 redis
(integer) 1
127.0.0.1:6379> zadd zytreest 2 mongodb
(integer) 1
127.0.0.1:6379> zadd zytreeset 3 java
(integer) 1
127.0.0.1:6379> zrange zytreeset 0 -1 withscores
1) "redis"
2) "1"
3) "java"
4) "3"
127.0.0.1:6379> zrerange zytreeset 0 -1
(error) ERR unknown command 'zrerange'
127.0.0.1:6379> zrevrange zytreeset 0 -1
1) "java"
2) "redis"
127.0.0.1:6379>

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

转载于:https://my.oschina.net/u/1037605/blog/737663