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>
<!-- mybatis配置log4j日志[输出执行sql] -->
<settings>
<setting name="logImpl" value="LOG4J"/>
</settings>
<typeAliases>
<!-- <typeAlias alias="Room" type="com.study.ssm.model.Room"/> -->
<package name="com.study.ssm.model"/>
</typeAliases>
</configuration>
demo地址:https://download.youkuaiyun.com/download/chc183/10942701