BaseMapper.xml

<?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.example.demo.mapper.BaseMapper" >

    <select id="select"  resultType="java.util.LinkedHashMap">
        ${sql}
    </select>

    <select id="count"  resultType="java.lang.Long">
        ${sql}
    </select>

    <select id="get"  resultType="java.util.LinkedHashMap">
        ${sql}
    </select>

    <insert id="insert">
       ${sql}
    </insert>

    <insert id="insertForID" useGeneratedKeys="true" keyProperty="map.id">
        ${sql}
    </insert>

    <select id="call"  statementType="CALLABLE" useCache="false" resultType="java.util.LinkedHashMap">
        CALL ${sql}
--         ${map.sql}
    </select>

    <update id="executeBatch" parameterType="List">
        <foreach collection="sql" index="index" item="item">
            ${item};
        </foreach>
    </update>

    <update id="update">
        ${sql}
    </update>

    <delete id="delete">
        ${sql}
    </delete>

    <delete id="execute">
        ${sql}
    </delete>
</mapper>