Goose/ruoyi-admin/src/main/resources/mapper/system1/ShopAdminMapper.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.ruoyi.system1.mapper.ShopAdminMapper">
    
    <resultMap type="ShopAdmin" id="ShopAdminResult">
        <result property="shopId"    column="shop_id"    />
        <result property="userId"    column="user_id"    />
    </resultMap>

    <sql id="selectShopAdminVo">
        select shop_id, user_id from shop_admin
    </sql>

    <select id="selectShopAdminList" parameterType="ShopAdmin" resultMap="ShopAdminResult">
        <include refid="selectShopAdminVo"/>
        <where>  
        </where>
    </select>
    
    <select id="selectShopAdminByShopId" parameterType="Long" resultMap="ShopAdminResult">
        <include refid="selectShopAdminVo"/>
        where shop_id = #{shopId}
    </select>



    <insert id="insertShopAdmin" parameterType="ShopAdmin">
        insert into shop_admin
        <trim prefix="(" suffix=")" suffixOverrides=",">
            <if test="shopId != null">shop_id,</if>
            <if test="userId != null">user_id,</if>
         </trim>
        <trim prefix="values (" suffix=")" suffixOverrides=",">
            <if test="shopId != null">#{shopId},</if>
            <if test="userId != null">#{userId},</if>
         </trim>
    </insert>

    <update id="updateShopAdmin" parameterType="ShopAdmin">
        update shop_admin
        <trim prefix="SET" suffixOverrides=",">
            <if test="userId != null">user_id = #{userId},</if>
        </trim>
        where shop_id = #{shopId}
    </update>

    <delete id="deleteShopAdminByShopId" parameterType="Long">
        delete from shop_admin where shop_id = #{shopId}
    </delete>

    <delete id="deleteShopAdminByShopIds" parameterType="String">
        delete from shop_admin where shop_id in 
        <foreach item="shopId" collection="array" open="(" separator="," close=")">
            #{shopId}
        </foreach>
    </delete>
</mapper>