xml
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<!-- pom.xml -->
<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>3.0.3</version>
</dependency>
<dependency>
<groupId>com.mysql</groupId>
<artifactId>mysql-connector-j</artifactId>
<scope>runtime</scope>
</dependency>
properties
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# application.properties
spring.datasource.url=jdbc:mysql://localhost:3306/my_db
spring.datasource.username=root
spring.datasource.password=root
# 实现数据库下划线字段与实体中的驼峰属性映射
mybatis.configuration.map-underscore-to-camel-case=true
yml
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# application.yml
spring:
datasource:
driver-class-name: com.mysql.cj.jdbc.Driver
url: jdbc:mysql//localhost:3306/mybatis
username: root
password: root