RMS_Backend/RMS/target/classes/mapper/TaskMapper.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="cn.cslg.report.mapper.TaskMapper">
    <select id="queryTasks" resultType="cn.cslg.report.common.model.vo.TaskReportVO" >
   select a.* ,b.TYPE as reportType from TASK a left join REPORT b on a.REPORT_ID=b.ID
   <where>
<if test="param.type !=null">
 and a.TYPE =#{param.type}
</if>
        <if test="param.taskStatus !=null">
and a.TASK_STATUS=#{param.taskStatus}

        </if>
        <if test="param.createName !=null">
and a.CREATE_NAME like concat('%', #{param.createName}, '%')

        </if>
        <if test="param.taskName !=null">
and a.TASK_NAME  like concat('%', #{param.taskName}, '%')

        </if>

        <if test="param.roleInTask !=null and param.roleInTask == 0">
and a.CREATE_ID=#{param.loginId}

        </if>
        <if test="param.roleInTask !=null and param.roleInTask == 1">
            and a.HANDLE_PERSON_ID=#{param.loginId}
        </if>
   </where>
        order by a.id desc
    </select>
</mapper>