[Chapter 3] Strings (Redis)

[Email protected]:~$ cd redis-2.8.12

[Email protected]:~/redis-2.8.12$ cd src

[Email protected]:~/redis-2.8.12/src$ redis-cli

Set

Redis 127.0.0.1:6379> Get Name

"Lijie"

Redis 127.0.0.1:6379> Set name Michael

Ok

Get

Redis 127.0.0.1:6379> Get Name

"Michael"

Redis 127.0.0.1:6379> setnx name Micahel

(integer) 0

Setnx

Redis 127.0.0.1:6379> setnx Age 10

(integer) 1

Redis 127.0.0.1:6379> Setex Date 10 2010

Ok

Redis 127.0.0.1:6379> Get Date

"2010"

Redis 127.0.0.1:6379> Get Date

(nil)

Redis 127.0.0.1:6379> Set email [email protected]

Ok

Redis 127.0.0.1:6379> Get Email

"[Email protected]"

SetRange

Redis 127.0.0.1:6379> SetRange Email 8 qq.com

(integer) 18

Redis 127.0.0.1:6379> Get Email

"[Email protected]"

Mset

Redis 127.0.0.1:6379> Mset key1 M1 key2 m2

Ok

Redis 127.0.0.1:6379> Get Key1

"M1"

Redis 127.0.0.1:6379> Get Key2

"M2"

Redis 127.0.0.1:6379> Get Key2

"M2"

Redis 127.0.0.1:6379> Get Key3

(nil)

Msetnx

Redis 127.0.0.1:6379> msetnx key4 unisys.com key5 jasson.net key3 m3 key2 m2

(integer) 0

Redis 127.0.0.1:6379> Get Key4

(nil)

Redis 127.0.0.1:6379> msetnx key4 unisys.com key5 jasson.net key3 m3

(integer) 1

Redis 127.0.0.1:6379> Get Key1

"M1"

GetRange

Redis 127.0.0.1:6379> getrange key1 0 1

"M1"

Redis 127.0.0.1:6379> getrange key1 0 0

"M"

Getset

Redis 127.0.0.1:6379> Getset Key1 20

"M1"

Mget

Redis 127.0.0.1:6379> mget key1 key2 Key3 key4 key5

1) "20"

2) "M2"

3) "M3"

4) "Unisys.com"

5) "Jasson.net"

incr

Redis 127.0.0.1:6379> incr Key6

(integer) 101

Redis 127.0.0.1:6379> incr Key6

(integer) 102

Redis 127.0.0.1:6379> Get Key6

"102"

Incrby

Redis 127.0.0.1:6379> Incrby Key6 1

(integer) 103

Redis 127.0.0.1:6379> Incrby Key6 2

(integer) 105

Redis 127.0.0.1:6379> Incrby key6-2

(integer) 103

Decr/decrby

Redis 127.0.0.1:6379> DECR Key6 1

(Error) ERR wrong number of arguments for ' decr ' command

Redis 127.0.0.1:6379> DECR Key6

(integer) 102

Redis 127.0.0.1:6379> Decrby Key6 1

(integer) 101

Append

Redis 127.0.0.1:6379> Get Name

"Michael"

Redis 127.0.0.1:6379> append name. Net

(integer) 11

Redis 127.0.0.1:6379> Get Name

"Michael.net"

Strlen

Redis 127.0.0.1:6379> strlen Name

(integer) 11

This article is from the "Software Design and Development" blog, please be sure to keep this source http://yuanzhitang.blog.51cto.com/2769219/1783090

[Chapter 3] Strings (Redis)