<aside> 📎 참고문서 https://lts0606.tistory.com/312 https://velog.io/@hans96/Spring-Webflux-R2DBC-게시판-CRUD-예제-1 https://ahea.wordpress.com/2017/02/13/spring-data/

</aside>

• MongoDB - ReactiveMongoRepository (ReactiveMongoDB template)

import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.mongodb.config.AbstractReactiveMongoConfiguration;
import org.springframework.data.mongodb.core.ReactiveMongoClientFactoryBean;
import org.springframework.data.mongodb.core.ReactiveMongoTemplate;
import org.springframework.data.mongodb.repository.config.EnableMongoRepositories;
import org.springframework.data.mongodb.repository.config.EnableReactiveMongoRepositories;

import com.mongodb.reactivestreams.client.MongoClient;
import com.mongodb.reactivestreams.client.MongoClients;

@Configuration
@ConditionalOnProperty(
        value = "common.db"
        ,havingValue = "mongo"
        ,matchIfMissing = false)
@EnableReactiveMongoRepositories(basePackages = "com.reactivetest.r2db.person.repository")
public class RxMongoConfig extends AbstractReactiveMongoConfiguration {

    @Override
    public MongoClient reactiveMongoClient() {
        return MongoClients.create();
    }

    @Override
    protected String getDatabaseName() {
        return "TestDB";
    }

    @Bean
    public ReactiveMongoTemplate reactiveMongoTemplate() {
        return new ReactiveMongoTemplate(reactiveMongoClient(), getDatabaseName());
    }
}

• PostgreSQL - R2dbcRepository (R2Dbc Template)

import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.r2dbc.core.R2dbcEntityTemplate;
import org.springframework.data.r2dbc.repository.config.EnableR2dbcRepositories;
import org.springframework.r2dbc.core.DatabaseClient;

import io.r2dbc.spi.ConnectionFactory;

@Configuration
@ConditionalOnProperty(
        value = "common.db"
        ,havingValue = "rdb"
        ,matchIfMissing = false)
@EnableR2dbcRepositories(basePackages = "com.reactivetest.r2db.person.repository")
public class R2dbcTemplate {
    
    @Bean
    public R2dbcEntityTemplate r2dbcEntityTemplate(ConnectionFactory databaseClient) {
        return new R2dbcEntityTemplate(databaseClient);
    }

    @Bean
    public DatabaseClient databaseClient(ConnectionFactory connectionFactory) {
        return DatabaseClient.builder().connectionFactory(connectionFactory).build();
    }

}

https://binux.tistory.com/155

• R2DBC도 그대로 먹는다.

https://docs.spring.io/spring-data/r2dbc/docs/current-SNAPSHOT/reference/html/#reference

https://skyblue300a.tistory.com/9

https://javacan.tistory.com/entry/R2DBC-03-Spring-Data-R2DBC-DatabaseClient

• 공식문서

https://docs.spring.io/spring-data/r2dbc/docs/current-SNAPSHOT/reference/html/#r2dbc.repositories

R2dbc의 문제점