03 Mybatis entry program

1. Configure SqlMapConfig

• Configure database connection related information

<?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>

	<!-- 和spring整合之后，environment配置将废除，将会由spring管理数据源 -->
	<environments default="development