redis常用命令

1、相關命令

1、啟動redis-server.exe redis.windows.conf

2、進入redis客戶端 redis-cli
3、清楚所有快取：flushall

select 1  //切換庫

dbsize //檢視資料庫內容多少
flushall //清空所有
flushdb//清空資料庫
exists name //判斷當前key是否存在
key * //檢視所有主鍵
move name 1 //移動name到1資料庫
expire name 10 //設定過期時間
ttl name //檢視name 有效時間
type name //檢視當前key型別
strlen name //檢視name 長度
set age 1
incr age //增加1
incrby age 5 //增加5

192.168.0.101:6379> set key2 hello,shizhk

ok192.168.0.101:6379> get key2
"hello,shizhk"
192.168.0.101:6379> getrange key2 2 5
192.168.0.101:6379> set key3 abcdefg
ok192.168.0.101:6379> setrange key3 1 xx
(integer) 7
192.168.0.101:6379> get key3
"axxdefg"
192.168.0.101:6379> setex key3 30 hello
ok192.168.0.101:6379> ttl key3
(integer) 24
192.168.0.101:6379> setnx key3 abc
(integer) 1
192.168.0.101:6379> mset k1 v1 k2 v2 k3 v3
ok192.168.0.101:6379> getset db redis
(nil)
192.168.0.101:6379> getset db mongodb
"redis"

192.168.0.101:6379> flushdb

ok192.168.0.101:6379> geoadd china:city 116.40 39.90 beijin
(integer) 1
192.168.0.101:6379> geoadd china:city 121.47 31.23 shanghai
(integer) 1
192.168.0.101:6379> geoadd china:city 106.50 29.53 chongqing
(integer) 1
192.168.0.101:6379> geoadd china:city 114.05 22.52 shenzhen
(integer) 1
192.168.0.101:6379> geoadd china:city 120.16 30.24 hangzhou 
(integer) 1
192.168.0.101:6379> geoadd china:city 108.96 34.26 xian
192.168.0.101:6379> geodist china:city beijin shanghai
"1067378.7564"
192.168.0.101:6379> geodist china:city beijin shanghai km
"1067.3788"
192.168.0.101:6379> geodist china:city beijin chongqing km
"1464.0708"
192.168.0.101:6379> georadius china:city 110 30 1000 km
1) "chongqing"
2) "xian"
3) "shenzhen"
4) "hangzhou"
192.168.0.101:6379> georadius china:city 110 30 100 km
(empty array)
192.168.0.101:6379> georadius china:city 110 30 400 km
1) "chongqing"
192.168.0.101:6379> georadius china:city 110 30 400 km withcoord
1) 1) "chongqing"
2) 1) "106.49999767541885376"
2) "29.52999957900659211"
192.168.0.101:6379> geopos china:city chongqing
1) 1) "106.49999767541885376"
2) "29.52999957900659211"
192.168.0.101:6379> 
192.168.0.101:6379> georadiusbymember china:city chongqing 1000 km
1) "chongqing"
2) "xian"

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