mybatis中参数是list，parametertype怎么写
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<!-- 7.2 foreach(循环List<String>参数) - 作为where中in的条件 -->
<select id="getStudentListByClassIds_foreach_list" resultMap="resultMap_studentEntity">
SELECT ST.STUDENT_ID,
ST.STUDENT_NAME,
ST.STUDENT_SEX,
ST.STUDENT_BIRTHDAY,
ST.STUDENT_PHOTO,
ST.CLASS_ID,
ST.PLACE_ID
FROM STUDENT_TBL ST
WHERE ST.CLASS_ID IN
<foreach collection="list" item="classIdList" open="(" separator="," close=")">
#{classIdList}
</foreach>
</select>
<select id="getStudentListByClassIds_foreach_list" resultMap="resultMap_studentEntity">
SELECT ST.STUDENT_ID,
ST.STUDENT_NAME,
ST.STUDENT_SEX,
ST.STUDENT_BIRTHDAY,
ST.STUDENT_PHOTO,
ST.CLASS_ID,
ST.PLACE_ID
FROM STUDENT_TBL ST
WHERE ST.CLASS_ID IN
<foreach collection="list" item="classIdList" open="(" separator="," close=")">
#{classIdList}
</foreach>
</select>
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