[NoSQL] Redis Commands

Redis 클라이언트 접속

root@db2:~# redis-cli

127.0.0.1:6379>

 

데이터 저장

127.0.0.1:6379> set 1111 "JM JOO"

OK

127.0.0.1:6379> set 1112 "YH JOO"

OK

127.0.0.1:6379> set 1113 "KO HONG"

OK

127.0.0.1:6379> set 1114 "DJ HONG"

OK

 

데이터 검색

127.0.0.1:6379> get 1111

"JM JOO"

127.0.0.1:6379> get 1112

"YH JOO"

 

Key값 출력

127.0.0.1:6379> keys *

1) "1113"

2) "1111"

3) "1112"

4) "1114"

127.0.0.1:6379> keys *2

1) "1112"

 

Key 삭제

127.0.0.1:6379> del 1112

(integer) 1

127.0.0.1:6379> keys *

1) "1113"

2) "1111"

3) "1114"

 

Key 이름 변경

127.0.0.1:6379> rename 1113 1116

OK

127.0.0.1:6379> keys *

1) "1111"

2) "1116"

3) "1114"

 

랜덤 Key 검색

127.0.0.1:6379> randomkey

"1116"

127.0.0.1:6379> randomkey

"1114"

 

존재 여부 검색

127.0.0.1:6379> exists 1111

(integer) 1

127.0.0.1:6379> exists 1112

(integer) 0

 

Value 길이 확인

127.0.0.1:6379> strlen 1111

(integer) 6

 

전체 Key 삭제

127.0.0.1:6379> flushall

OK

127.0.0.1:6379> keys *

(empty array)

 

일정 시간 동안만 저장

127.0.0.1:6379> setex 1111 30 "JM JOO"

OK

127.0.0.1:6379> ttl 1111

(integer) 18

127.0.0.1:6379> ttl 1111

(integer) 5

127.0.0.1:6379> ttl 1111

(integer) 0

127.0.0.1:6379> ttl 1111

(integer) -2

127.0.0.1:6379> get 1111

(nil)

 

데이터 다중 일괄 저장 및 검색

127.0.0.1:6379> mset 1113 "NoSQL User Group" 1115 "PIT"

OK

127.0.0.1:6379> mget 1113 1115

1) "NoSQL User Group"

2) "PIT"