cakeMallSystem/src/main/resources/mybatis-config.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration PUBLIC "-//mybatis.org/DTD Config 3.0//EN" "http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
    <settings>
        <!-- 开启驼峰命名转换：数据库字段 user_name -> 实体属性 userName -->
        <setting name="mapUnderscoreToCamelCase" value="true"/>
        <!-- 开启二级缓存（可选） -->
        <setting name="cacheEnabled" value="false"/>
        <!-- 控制台打印 SQL -->
        <setting name="logImpl" value="STDOUT_LOGGING"/>
    </settings>
</configuration>