huimv-deqing-huyang/huimv-huyang-admin/target/classes/mapper/ProtDiseaseMapper.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.huimv.admin.mapper.ProtDiseaseMapper">

    <select id="diseaseAnalysis" resultType="com.huimv.admin.entity.vo.DiseaseVo">
        select count(*) 'values',disease 'diseaseName' from prot_disease
        ${ew.customSqlSegment}
        group by disease
    </select>
</mapper>