mybatis配置文件

<?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>
    <environments default="development">
        <environment id="development">
            <transactionManager type="JDBC"/>
            <!-- 配置数据库连接信息 -->
            <dataSource type="POOLED">
                <property name="driver" value="com.mysql.cj.jdbc.Driver"/>
                <property name="url" value="jdbc:mysql://47.94.173.197:3306/school?useUnicode=true&amp;characterEncoding=utf-8"/>
                <property name="username" value="root"/>
                <property name="password" value="root"/>
            </dataSource>
        </environment>
    </environments>
    <mappers>
        <mapper resource="com/binge/mapper/studentMapper.xml"></mapper>
    </mappers>
</configuration>

 

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.binge.mapper.StudentMapper">
    <select resultType="com.binge.pojo.Student" id="findAll">
        select * from student
    </select>

    <insert id="insertOne" parameterType="com.binge.pojo.Student">
        insert into student(`name`,`pwd`) values (#{name},#{pwd})
    </insert>

    <update id="updateOne" parameterType="com.binge.pojo.Student">
        update student set name = #{name},pwd = #{pwd} where id = #{id}
    </update>

    <delete id="delOne" parameterType="int">
        delete from student where id = #{id}
    </delete>
</mapper>