redis-server

redis-cli
redis-cli -h 127.0.0.1 -p 6379

# 运行测试命令
ping

# 切换数据库
# 数据库没有名称，默认有16个，通过0-15来标识，连接redis默认选择第一个数据库
select 15

sudo vi /etc/redis/redis.conf

# del key 删除key
del name

# keys pattern 查看key
keys * # 查看所有key
keys a* # 查看所有以a开头的key
keys *a # 查看所有以a结尾的key
keys name

# exists key [key ...] 查看key是否存在
exists name age

# type key  查看key的value的数据类型
type name

# expire key seconds 设置key的过期时间
expire name 60

set name august

set age 22

del name

del age

set name "August Rush"

set age 18

get name

get age

#  setex key seconds value  设置key的有效期
setex captcha 60 h4x8n

#  ttl key  查看对应key的有效期
ttl captcha

# mset key value [key value ...] 一次设置多个key-value
mset address beijing job_name python salary 20k

# mget key [key ...] 一次获取多个key的值
mget address job_name salary

# append key value 向key中追加value
append name lalala

# hset key field value [field value ...] 设置key的field的值
hset Person name alex
hset Person age 22 gender male

# hmset key field value [field value ...] 设置key的field的值
hmset Person name alex age 22 gender male

# hdel key field [field ...] 删除key中的对应field
hdel Person name age gender

# 注意 如果使用del key 删除。则删除整个key。

hset Person name alex age 22 address beijing

hset Person name august address shanghai

# hget key field 查询key的field的值
hget Person name
hget Person age
hget Person gender

# hmget key field[field ...] 查询key的多个field的值
hmget Person name age gender

# hgetall key  获取hash key 所有的值
hgetall Person

# hkeys key 查询key中所有的field
hkeys Person

# hvals key 查询key中所有的value
hvals Person

# lpush key element [element ...]  从左边往里添加
lpush class_9 zhangsan3
lpush class_9 lisi4
lpush class_9 wangwu5

# rpush key element [element ...]  从右边往里添加
rpush class_9 1111
rpush class_9 2222

# linsert key BEFORE|AFTER pivot element
linsert class_9 before lisi4 abc
linsert class_9 after lisi4 def

# lrem key count element 删除指定key从左开始共count的element
# count=0 表示和element值相等的元素都删除
# count>0 表示从表头开始删除count个和value相等的元素
# count<0 表示从表尾开始删除count个和value相等的元素
lrem class_9 0 1111
lrem class_9 1 2222
lrem class_9 -1 3333

# lset key index element
lset class_9 0 alex

# lrange key start stop 从start到stop查询key
lrange class_9 0 -1  # 获取class_9所有的element
lrange class_9 0 0   # 获取class_9从0开始到0结束的一个数据
lrange class_9 0 1   # 获取class_9从0开始到1结束的两个数据

# sadd key member [member ...]  增加指定key的members
sadd students august alex grecia

# srem key member [member ...]
srem students august alex

# smembers key  查询指定key的成员
smembers students

# zadd key score1 member1 [score2 member2 ...]
zadd Grades 100 august 90 hanmeimei 50 lilei 10 grecia

# zrem key member [member ...] 删除指定元素
zrem Grades grecia

# zremrangebyscore key min max 按照权重范围删除元素
zremrangebyscore Grades 0 60

# zrange key start stop
zrange Grades 0 -1

# zscore key member 获取指定key的指定member的score
zscore Grades august

# zrangebyscore key min max 获取指定key的[min, max]范围内的member
zrangebyscore Grades 0, 60