key-value 스타일 data store
Redis
in-memory data structure store, database, cache, message broker
Install Redis
brew install redispom.xml 에 redis 추가
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-redis</artifactId>
</dependency>Setup Redis
// chatRepository.java
import org.springframework.data.repository.CrudRepository;
public interface ChatRepository extends CrudRepository<ChatRoom, String> {
@Override
List<ChatRoom> findAll();
ChatRoom findByRoomId(String roomId);
}// chatRooms.java
import org.springframework.data.annotation.Id;
import org.springframework.data.redis.core.RedisHash;
@Getter @Setter
@Builder @AllArgsConstructor @NoArgsConstructor
@RedisHash("ChatRooms")
public class ChatRoom {
@Id
private String id;
private String roomId;
private String name;
}Redis database
http://localhost:8080/chat/rooms
**[{"id":"3fe1b107-cce6-4cc8-b213-20212ba5ec20","roomId":"c10c1395-36d7-41a2-94b8-479b8742951b","name":"jieun"},
{"id":"220dbdc0-dd05-40f6-b802-3cbc152240e9","roomId":"d8a092fc-524a-4689-8a64-e3e1305a9c6a","name":"jieun_hyogi"},
{"id":"007bee89-e1d3-405e-bf17-4dd7d9570783","roomId":"e6964027-c618-4b15-a4d8-c8232f45c508","name":"hyogi"}]**
