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<?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">
<!-- 根标签 -->
<configuration>
<properties resource="db.properties"></properties>
<typeHandlers>
<typeHandler handler="com.cesgroup.mybatisHomework.handle.PersonTypeHandle"></typeHandler>
</typeHandlers>
<!-- 环境,可以配置多个,default:指定采用哪个环境 -->
<environments default="dev">
<!-- id:唯一标识 -->
<environment id="dev">
<!-- 事务管理器,JDBC类型的事务管理器 -->
<transactionManager type="JDBC"/>
<!-- 数据源,池类型的数据源 -->
<dataSource type="POOLED">
<property name="driver" value="${driver}"/> <!-- 配置了properties,所以可以直接引用 -->
<property name="url" value="${url}"/>
<property name="username" value="${username}"/>
<property name="password" value="${password}"/>
</dataSource>
</environment>
</environments>
<mappers>
<mapper resource="MyMapper.xml"/>
</mappers>
</configuration>