Student-Attendance-Management/target/classes/mapper/RecordMapper.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.lxq.model.dao.RecordDAO">

    <select id="getAllRecord" resultType="com.lxq.model.object.Record">
        select * from record
        <where>
            <if test="id !=null">
                and id = #{id}
            </if>
            <if test="time !=null">
                and time = #{time}
            </if>
            <if test="teacherId !=null">
                and teacherId = #{teacherId}
            </if>
            <if test="userId !=null">
                and userId = #{userId}
            </if>
            <if test="curriculumId !=null">
                and curriculumId = #{curriculumId}
            </if>
            <if test="state !=null">
                and state like CONCAT('%', #{state}, '%')
            </if>

            <if test="timeNum !=null">
                and timeNum = #{timeNum}
            </if>
            <if test="timeNumMax !=null">
                and timeNum <![CDATA[ <= ]]> #{timeNumMax}
            </if>
            <if test="timeNumMin !=null">
                and timeNum <![CDATA[ >= ]]> #{timeNumMin}
            </if>

            <if test="content !=null">
                and content like CONCAT('%', #{content}, '%')
            </if>
            <if test="remarks !=null">
                and remarks like CONCAT('%', #{remarks}, '%')
            </if>
        </where>

    </select>

    <select id="getRecord" resultType="com.lxq.model.object.Record">
        select * from record
        <where>
            <if test="id !=null">
                and id = #{id}
            </if>
            <if test="time !=null">
                and time = #{time}
            </if>
            <if test="teacherId !=null">
                and teacherId = #{teacherId}
            </if>
            <if test="userId !=null">
                and userId = #{userId}
            </if>
            <if test="curriculumId !=null">
                and curriculumId = #{curriculumId}
            </if>
            <if test="state !=null">
                and state = #{state}
            </if>
             <if test="timeNum !=null">
                and timeNum = #{timeNum}
            </if>
            <if test="timeNumMax !=null">
                and timeNum <![CDATA[ <= ]]> #{timeNumMax}
            </if>
            <if test="timeNumMin !=null">
                and timeNum <![CDATA[ >= ]]> #{timeNumMin}
            </if>
            <if test="content !=null">
                and content like CONCAT('%', #{content}, '%')
            </if>
            <if test="remarks !=null">
                and remarks like CONCAT('%', #{remarks}, '%')
            </if>
        </where>
    </select>

    <select id="getRecordbyPrimary" resultType="com.lxq.model.object.Record">
        select * from record
        <where>
            <if test="time !=null">
                and time = #{time}
            </if>
            <if test="teacherId !=null">
                and teacherId = #{teacherId}
            </if>
            <if test="userId !=null">
                and userId = #{userId}
            </if>
            <if test="curriculumId !=null">
                and curriculumId = #{curriculumId}
            </if>

        </where>
    </select>

    <insert id="addRecord"  parameterType="com.lxq.model.object.Record">
        insert into record(teacherId,userId,curriculumId,content,state,remarks,time,timeNum)
        values(#{teacherId},#{userId},#{curriculumId},#{content},#{state},#{remarks},#{time},#{timeNum})
    </insert>

    <delete id="delRecord" parameterType="com.lxq.model.object.Record">
        delete from record
        where id = #{id}
    </delete>

    <update id="updateRecord"  parameterType="com.lxq.model.object.Record">
        update record
        <set>
            <if test="teacherId !=null">
                teacherId = #{teacherId},
            </if>
            <if test="userId !=null">
                userId = #{userId},
            </if>
            <if test="curriculumId !=null">
                curriculumId = #{curriculumId},
            </if>
            <if test="content !=null">
                content = #{content},
            </if>
            <if test="state !=null">
                state = #{state},
            </if>
            <if test="remarks !=null">
                remarks = #{remarks},
            </if>
            <if test="timeNum !=null">
                timeNum = #{timeNum},
            </if>
            <if test="time !=null">
                time = #{time},
            </if>
        </set>
        where id = #{id}
    </update>


</mapper>