springboot整合hibernate

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
 
    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.5.9</version>
        <relativePath />
    </parent>
 
    <groupId>com.example</groupId>
    <artifactId>springboot-hibernate</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <name>springboot-hibernate</name>
    <description>Spring Boot整合hibernate案例项目</description>
 
    <properties>
        <java.version>1.8</java.version>
        <mysql.version>8.0.28</mysql.version>
        <druid.version>1.1.21</druid.version>
        <lombok.version>1.18.22</lombok.version>
    </properties>
 
    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
 
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>
 
        <!--lombok-->
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <version>${lombok.version}</version>
        </dependency>
 
        <!--mysql-->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>${mysql.version}</version>
        </dependency>
 
        <!--druid-->
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid</artifactId>
            <version>${druid.version}</version>
        </dependency>
 
        <!--hibernate-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-jpa</artifactId>
        </dependency>
 
        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-core</artifactId>
        </dependency>
    </dependencies>
 
    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>
</project>

server:
  port: 8080
  servlet:
    context-path: /
 
spring:
  datasource:
    username: root
    password: root
    url: jdbc:mysql://localhost:3306/springboot-hibernate
    driver-class-name: com.mysql.cj.jdbc.Driver
    type: com.alibaba.druid.pool.DruidDataSource
  # 只返回不为null的数据
  jackson:
    default-property-inclusion: non_null
  jpa:
    database: MYSQL
    show-sql: true
    hibernate:
      ddl-auto: update
    properties:
      hibernate:
        dialect: org.hibernate.dialect.MySQL8Dialect
    database-platform: org.hibernate.dialect.MySQL8Dialect
 
logging:
  level:
    springfox: error
    com.example.hibernate: debug

package com.example.hibernate.entity;
 
import lombok.Data;
 
import javax.persistence.*;
import java.io.Serializable;
 
/**
 * @author heyunlin
 * @version 1.0
 */
@Data
@Entity
@Table(name = "user")
public class User implements Serializable {
    private static final long serialVersionUID = 18L;
 
    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    private Integer id;
 
    /**
     * 用户名
     */
    @Column(name = "username")
    private String username;
 
    /**
     * 密码
     */
    @Column(name = "password")
    private String password;
}