mybatis中关于in的使用方法及说明

//上面省略
xxxxx
WHERE ROLE_ID in
        <foreach collection="list" item="item" index="index" open="(" separator="," close=")">
            #{item}
        </foreach>

List<WmRecommendpic> selectPicListByMap(@Param("recommendIds")String recommendIds);
<select id="selectPicListByMap" resultType="xx.xx.WmRecommendpic"     parameterType="java.util.Map">
        
        SELECT * FROM `WmRecommendpic` 
        WHERE type_id IN (
            SELECT DISTINCT type_id FROM `wm_relationship` 
            WHERE recommend_id IN (#{recommendIds})
            AND is_valid=TRUE)
        AND is_valid=TRUE
        ORDER BY id ASC
</select>

<select id="selectPicListByMap" resultType="xx.xx.WmRecommendpic"     parameterType="java.util.Map">
        
        SELECT * FROM `WmRecommendpic` 
        WHERE type_id IN (
            SELECT DISTINCT type_id FROM `wm_relationship` 
            WHERE recommend_id IN (${recommendIds})
            AND is_valid=TRUE)
        AND is_valid=TRUE
        ORDER BY id ASC
</select>

List<WmRecommendpic> selectPicListByMap(Map<String,Object> map);

Map<String,Object> map = new HashMap<>();
map.put("recommendIds", recommendId.split(","));
		
return this.dao.selectPicListByMap(map);

<select id="selectPicListByMap" resultType="cn.smarthse.modules.platfORM.entity.apps.WmRecommendpic" parameterType="java.util.Map">
		
		SELECT * FROM `wm_recommendpic` 
		WHERE type_id IN (
			SELECT DISTINCT type_id FROM `wm_relationship` 
			WHERE recommend_id IN 
			<foreach item="recommendId" index="index" collection="recommendIds"   open="(" separator="," close=")">  
	              #{recommendId}   
	    	</foreach> 
			AND is_valid=TRUE)
		AND is_valid=TRUE
		ORDER BY id ASC
</select>