这篇“Spring Data JPA怎么实现持久化存储数据到数据库”文章的知识点大部分人都不太理解，所以小编给大家总结了以下内容，内容详细，步骤清晰，具有一定的借鉴价值，希望大家阅读完这篇文章能有所收获，下面我们一起来看看这篇“Spring Data JPA怎么实现持久化存储数据到数据库”文章吧。
计算
安全
数据库
网络和加速
企业服务
<properties>
<java.version>1.8</java.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<spring-boot.version>2.3.7.RELEASE</spring-boot.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
<exclusions>
<exclusion>
<groupId>org.junit.vintage</groupId>
<artifactId>junit-vintage-engine</artifactId>
</exclusion>
</exclusions>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>${spring-boot.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>application.yml文件如下
# 应用名称
spring:
application:
name: springboot-jpa01
# jpa参数配置
jpa:
database: MySQL
database-platform: org.hibernate.dialect.MySQL5InnoDBDialect
show-sql: true
hibernate:
ddl-auto: update
# 运行环境设置
profiles:
active: dev
# 应用服务 WEB 访问端口
server:
port: 8080application-dev.yml文件如下
# 应用名称
spring:
datasource:
driver-class-name: com.mysql.cj.jdbc.Driver
url: jdbc:mysql://localhost:3306/yg-jpa?useUnicode=true&characterEncoding=UTF-8&zeroDateTimeBehavior=convertToNull&allowMultiQueries=true&useSSL=false&serverTimezone=GMT%2B8
username: root
password: root创建与数据库表映射的实体类，绑定字段之间的对应关系，如下
package com.kkarma.web.entity;
import com.fasterxml.jackson.annotation.JsonFormat;
import com.fasterxml.jackson.annotation.JsonIgnore;
import lombok.Data;
import org.hibernate.annotations.GenericGenerator;
import org.springframework.data.annotation.CreatedBy;
import org.springframework.data.annotation.CreatedDate;
import org.springframework.data.annotation.LastModifiedBy;
import org.springframework.data.annotation.LastModifiedDate;
import org.springframework.format.annotation.DateTimeFormat;
import javax.persistence.*;
import java.time.LocalDateTime;
/**
* @Author: karma
* @Date: 2022/3/31 0031 - 03 - 31 - 15:13
* @Description: com.kkarma.web.entity
* @version: 1.0
*/
@Entity
@Table(name = "sys_member")
@Data
public class Member {
@Id()
@GeneratedValue(strategy = GenerationType.IDENTITY)
@Column(name = "member_id")
private Long memberId;
@Column(name = "member_name", unique = true, nullable = false, length = 64)
private String memberName;
@Column(name = "password", length = 256)
@JsonIgnore
private String password;
@Column(name = "dept_id")
private Integer deptId;
@Column(name = "realname", length = 64)
private String realName;
@Column(name = "avatar", length = 500)
private String avatar;
@Column(name = "phone", length = 11)
private String phone;
@Column(name = "email", length = 64)
private String email;
@Column(name = "gender", length = 1)
private Integer gender;
@CreatedDate
@Column(name = "gmt_create", updatable = false)
@DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss")
@JsonFormat(shape=JsonFormat.Shape.STRING, pattern="yyyy-MM-dd HH:mm:ss")
private LocalDateTime gmtCreate;
@CreatedBy
@Column(name = "created_by", updatable = false, length = 64)
private String createdBy;
@LastModifiedDate
@Column(name = "gmt_modified")
@DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss")
@JsonFormat(shape=JsonFormat.Shape.STRING, pattern="yyyy-MM-dd HH:mm:ss")
private LocalDateTime gmtModified;
@LastModifiedBy
@Column(name = "updated_by", length = 64)
private String updatedBy;
@Column(name = "remark", length = 64)
private String remark;
}启动项目成功之后，会自动在数据库中创建数据库表，如果创建数据库表成功，说明JPA框架继承和配置都是OK的。
以上就是关于“Spring Data JPA怎么实现持久化存储数据到数据库”这篇文章的内容，相信大家都有了一定的了解，希望小编分享的内容对大家有帮助，若想了解更多相关的知识内容，请关注亿速云行业资讯频道。
亿速云「云数据库 MySQL」免部署即开即用，比自行安装部署数据库高出1倍以上的性能，双节点冗余防止单节点故障，数据自动定期备份随时恢复。点击查看>>
免责声明：本站发布的内容（图片、视频和文字）以原创、转载和分享为主，文章观点不代表本网站立场，如果涉及侵权请联系站长邮箱：is@yisu.com进行举报，并提供相关证据，一经查实，将立刻删除涉嫌侵权内容。
