springboot对接postgres

安装postgres

注意:下述链接方式会自动创建数据库steven_russell,若需要创建其他数据库，可以手动执行命令创建数据库

docker run --name postgres \

-p 5432:5432 \

-e POSTGRES_USER=steven_russell \

-e POSTGRES_PASSWORD=123456 \

-itd --privileged=true postgres

docker安装postgres_Steven-Russell的博客-CSDN博客

创建springBoot项目

搭建最简单的SpringBoot项目_Steven-Russell的博客-CSDN博客

引入postgres依赖

<dependency><groupId>org.postgresql</groupId><artifactId>postgresql</artifactId>
</dependency>

编辑resource配置文件

注意：需要配置方言

spring:datasource:url: jdbc:postgresql://192.168.30.128:5432/steven_russellusername: steven_russellpassword: 123456jpa:hibernate:ddl-auto: updateshow-sql: truedatabase-platform: org.hibernate.dialect.PostgresPlusDialect

创建实体

@Data
@Entity
@Table(name = "tbl_user")
public class User {@Id@Column@GeneratedValueprivate int id;@Columnprivate String name;@Columnprivate String addr;@UpdateTimestamp@Columnprivate Date updateTime;
}

创建repository

创建controller

@RestController
@RequestMapping(value = "postgres")
public class PostgresController {private final UserRepository userRepository;public PostgresController(UserRepository userRepository) {this.userRepository = userRepository;}@PostMapping(value = "add")public String addUser(String name) {User user = new User();user.setName(name);user.setAddr("chongqing");userRepository.save(user);return userRepository.findAllByName(name).toString();}}