root-context.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation="http://www.springframework.org/schema/beans https://www.springframework.org/schema/beans/spring-beans.xsd">

 <!-- Root Context: defines shared resources visible to all other web components -->

 <!-- for mysql -->
 <bean id="dataSource"
  class="org.apache.commons.dbcp2.BasicDataSource"
  destroy-method="close">
  <property name="driverClassName"
   value="com.mysql.cj.jdbc.Driver" />
  <property name="url"
   value="jdbc:mysql://localhost/knt2015?serverTimezone=UTC&amp;useSSL=false&amp;useUnicode=true&amp;characterEncoding=UTF-8" />
  <property name="username" value="knt2015" />
  <property name="password" value="qkrwhdgur1!" />
 </bean>

 <bean id="sqlSessionFactory"
  class="org.mybatis.spring.SqlSessionFactoryBean">
  <property name="dataSource" ref="dataSource" />
  <property name="mapperLocations"
   value="classpath:/sqlmap/**/*_SQL.xml" />
 </bean>
 <bean id="sqlSessionTemplate"
  class="org.mybatis.spring.SqlSessionTemplate">
  <constructor-arg index="0" ref="sqlSessionFactory" />
 </bean>  
</beans>