enteprise/enteprise-admin/src/main/resources/mapper/enterprise/EnterpriseMapper.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.enteprise.enterprise.mapper.EnterpriseMapper">
    
    <resultMap type="Enterprise" id="EnterpriseResult">
        <result property="id"    column="id"    />
        <result property="enterpriseName"    column="enterprise_name"    />
        <result property="location"    column="location"    />
        <result property="code"    column="code"    />
    </resultMap>

    <sql id="selectEnterpriseVo">
        select id, enterprise_name, location, code from enterprise
    </sql>

    <select id="selectEnterpriseList" parameterType="Enterprise" resultMap="EnterpriseResult">
        <include refid="selectEnterpriseVo"/>
        <where>  
            <if test="enterpriseName != null  and enterpriseName != ''"> and enterprise_name like concat('%', #{enterpriseName}, '%')</if>
            <if test="location != null  and location != ''"> and location = #{location}</if>
            <if test="code != null  and code != ''"> and code = #{code}</if>
            <if test="typeNum != null  and typeNum != ''"> and type_num = #{typeNum}</if>
        </where>
    </select>
    
    <select id="selectEnterpriseById" parameterType="Long" >
        SELECT a.id, a.enterprise_name enterpriseName, a.location, a.code,  a.type_num typeNum, b.name typeName
        from enterprise a
                 left join enterprise_type b
                           on a.type_num = b.number
        where a.id = #{id}
    </select>

    <insert id="insertEnterprise" parameterType="Enterprise" useGeneratedKeys="true" keyProperty="id">
        insert into enterprise
        <trim prefix="(" suffix=")" suffixOverrides=",">
            <if test="enterpriseName != null and enterpriseName != ''">enterprise_name,</if>
            <if test="location != null">location,</if>
            <if test="code != null">code,</if>
            <if test="typeNum != null">type_num,</if>
         </trim>
        <trim prefix="values (" suffix=")" suffixOverrides=",">
            <if test="enterpriseName != null and enterpriseName != ''">#{enterpriseName},</if>
            <if test="location != null">#{location},</if>
            <if test="code != null">#{code},</if>
            <if test="typeNum != null">#{typeNum}</if>>
         </trim>
    </insert>

    <update id="updateEnterprise" parameterType="Enterprise">
        update enterprise
        <trim prefix="SET" suffixOverrides=",">
            <if test="enterpriseName != null and enterpriseName != ''">enterprise_name = #{enterpriseName},</if>
            <if test="location != null">location = #{location},</if>
            <if test="code != null">code = #{code},</if>
            <if test="typeNum != null">type_num = #{typeNum}</if>>
        </trim>
        where id = #{id}
    </update>

    <delete id="deleteEnterpriseById" parameterType="Long">
        delete from enterprise where id = #{id}
    </delete>

    <delete id="deleteEnterpriseByIds" parameterType="String">
        delete from enterprise where id in 
        <foreach item="id" collection="array" open="(" separator="," close=")">
            #{id}
        </foreach>
    </delete>

    <select id="selectAllWithType" parameterType="Enterprise">
        SELECT a.id, a.enterprise_name enterpriseName, a.location, a.code,  a.type_num typeNum, b.name typeName
        from enterprise a
        left join enterprise_type b
        on a.type_num = b.number
        <where>
            <if test="enterpriseName != null  and enterpriseName != ''"> and a.enterprise_name like concat('%', #{enterpriseName}, '%')</if>
            <if test="location != null  and location != ''"> and a.location = #{location}</if>
            <if test="code != null  and code != ''"> and a.code = #{code}</if>
            <if test="typeNum != null  and typeNum != ''"> and a.type_num = #{typeNum}</if>
        </where>
    </select>
    
    <insert id="insertOrUpdateBatch">
        INSERT INTO enterprise (enterprise_name, type_num)
        VALUES
        <foreach collection="list" item="item" separator=",">
            (#{item.enterpriseName}, #{item.typeNum})
        </foreach>
        ON DUPLICATE KEY UPDATE
        type_num = IF(VALUES(type_num) != '', VALUES(type_num), type_num)
    </insert>
</mapper>