mybatis-config.xml映射文件
<?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>
<!-- 加载的关于数据库的配置信息 -->
<properties resource="jdbc.properties"/>
<environments default="development">
<environment id="development">
<!-- ACID -->
<transactionManager type="JDBC" />
<dataSource type="POOLED">
<property name="driver" value="${jdbc.driver}" />
<property name="url" value="${jdbc.url}" />
<property name="username" value="${jdbc.username}" />
<property name="password" value="${jdbc.password}" />
</dataSource>
</environment>
</environments>
<mappers>
<!-- 映射你的xxxxMapper.xml文件 -->
<mapper resource="com/../*Mapper.xml"/>
</mappers>
</configuration>
jdbc.properties属性文件
jdbc.driver=com.mysql.jdbc.Driver
#修改这里的端口号/数据库/
jdbc.url=jdbc:mysql://127.0.0.1:3306/这里是你的数据库名称?useUnicode=true&characterEncoding=UTF-8
jdbc.username=root
#修改密码
jdbc.password=root