update

mec-biz/src/main/resources/config/mybatis/StudentAttendanceMapper.xml

@@ -113,7 +113,7 @@
 	                current_class_times_ = #{item.currentClassTimes},
 	            </if>
         	</set>
-	        where id = ${item.id}
+	        where id_ = ${item.id}
 	    </foreach>      
 	</update>