diff --git a/admin-core/src/main/java/com/ibeetl/admin/core/dao/CoreDictDao.java b/admin-core/src/main/java/com/ibeetl/admin/core/dao/CoreDictDao.java
index edb1fcf8..25fb184f 100644
--- a/admin-core/src/main/java/com/ibeetl/admin/core/dao/CoreDictDao.java
+++ b/admin-core/src/main/java/com/ibeetl/admin/core/dao/CoreDictDao.java
@@ -3,6 +3,7 @@ package com.ibeetl.admin.core.dao;
 import com.ibeetl.admin.core.entity.CoreDict;
 import org.beetl.sql.mapper.BaseMapper;
 import org.beetl.sql.mapper.annotation.SqlResource;
+import org.springframework.cache.annotation.Cacheable;
 
 import java.util.List;
 import java.util.Map;
@@ -23,12 +24,14 @@ public interface CoreDictDao extends BaseMapper<CoreDict> {
     List<CoreDict> findAllList(String type);
 
     //根据表名、字段名查询 主键名和注释 和 字段名和注释
+    @Cacheable(value = "core.coreDict:findPkAndValue", key = "#tableName+#columnName")
     List<Map<String,Object>> findPkAndValue (String tableName, String columnNames);
 
     //根据表名、字段名查询 注释
     List<Map<String,Object>> findComment (String tableName,String columnNames);
 
     //动态表名、字段名查询并包装成coreDict实体
+    @Cacheable(value = "core.coreDict:findALlListByTable", key = "#idName+#filedName+#tableCode+#tableName+#params")
     List<CoreDict> findALlListByTable (String idName,String filedName,String tableCode,String tableName,String[] params);
 
     /**
diff --git a/admin-core/src/main/java/com/ibeetl/admin/core/util/holidays/HolidaysUtils.java b/admin-core/src/main/java/com/ibeetl/admin/core/util/holidays/HolidaysUtils.java
index b7dbf2f5..17db7c49 100644
--- a/admin-core/src/main/java/com/ibeetl/admin/core/util/holidays/HolidaysUtils.java
+++ b/admin-core/src/main/java/com/ibeetl/admin/core/util/holidays/HolidaysUtils.java
@@ -4,7 +4,6 @@ import cn.hutool.core.date.DateUtil;
 import cn.hutool.core.util.ObjectUtil;
 import cn.hutool.http.HttpUtil;
 import com.alibaba.fastjson.JSONObject;
-import org.apache.logging.log4j.util.Strings;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -56,11 +55,11 @@ public abstract class HolidaysUtils {
         }
         String URL1 = String.format(githubHolidaysURL2, year);
         String URL2 = String.format(githubHolidaysURL1, year);
-        String defaultResponseStr = HttpUtil.get(URL1);
-        String secondResponseStr = HttpUtil.get(URL2);
-        String responseStr = ObjectUtil.defaultIfBlank(defaultResponseStr, secondResponseStr);
+        String responseStr = HttpUtil.get(URL1);
+        if (ObjectUtil.isEmpty(responseStr)) {
+            responseStr = HttpUtil.get(URL2);
+        }
         Holidays holidays = JSONObject.parseObject(responseStr, Holidays.class);
-        log.info("正在从{} 获取节假日列表信息。", Strings.isNotBlank(defaultResponseStr) ? URL1 : URL2);
         cache.put(year, holidays);
         return holidays;
     }
diff --git a/httpTest/TeacherOpenCourseScheduleSession.http b/httpTest/TeacherOpenCourseScheduleSession.http
index 37611bdd..3c1b8272 100644
--- a/httpTest/TeacherOpenCourseScheduleSession.http
+++ b/httpTest/TeacherOpenCourseScheduleSession.http
@@ -37,6 +37,39 @@ Cookie: JSESSIONID={{session}}
   }
 }
 
+//{
+//  "startTime": "2022-10-25",
+//  "weekNum": "4",
+//  "openOnHolidays": false,
+//  "weekDetail": [
+//    "T1",
+//    "T2",
+//    "T3",
+//    "T4"
+//  ],
+//  "schoolClassIdPlural": "12,13,14,7,9",
+//  "teacherId": "40",
+//  "teacherOpenCourseId": "1569699103338831872",
+//  "sessionClassList": {
+//    "1568607566282530816": [
+//      {
+//        "teacherOpenCourseScheduleSessionTagName": "第三节",
+//        "teacherOpenCourseScheduleSessionTagDuration": 40,
+//        "teacherOpenCourseScheduleSessionTagStartTime": "13:00",
+//        "teacherOpenCourseScheduleSessionTagEndTime": "13:40"
+//      }
+//    ],
+//    "1568621132431663104": [
+//      {
+//        "teacherOpenCourseScheduleSessionTagName": "第四节",
+//        "teacherOpenCourseScheduleSessionTagDuration": 60,
+//        "teacherOpenCourseScheduleSessionTagStartTime": "14:00",
+//        "teacherOpenCourseScheduleSessionTagEndTime": "15:00"
+//      }
+//    ]
+//  }
+//}
+
 ### 排课列表
 POST {{baseURL}}/jlw/teacherOpenCourseScheduleSession/groupList.json
 Content-Type: application/x-www-form-urlencoded
diff --git a/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseScheduleSessionService.java b/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseScheduleSessionService.java
index 87a6aa68..002378d7 100644
--- a/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseScheduleSessionService.java
+++ b/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseScheduleSessionService.java
@@ -254,7 +254,7 @@ public class TeacherOpenCourseScheduleSessionService extends CoreBaseService<Tea
         for (DateTime dateTime: dateTimes) {
             // 课表主表保存
             TeacherOpenCourseScheduleSession tocss = new TeacherOpenCourseScheduleSession();
-            tocss.setTeacherOpenCourseScheduleSessionAddTime(new Date());
+            tocss.setTeacherOpenCourseScheduleSessionAddTime(DateUtil.beginOfHour(DateUtil.date()));
             tocss.setTeacherOpenCourseId(options.getTeacherOpenCourseId());
             tocss.setSchoolClassIds(options.getSchoolClassIdPlural());
             tocss.setTeacherId(options.getTeacherId());
diff --git a/web/src/main/resources/sql/jlw/teacherOpenCourseScheduleSession.md b/web/src/main/resources/sql/jlw/teacherOpenCourseScheduleSession.md
index 40faf19b..5f5fc778 100644
--- a/web/src/main/resources/sql/jlw/teacherOpenCourseScheduleSession.md
+++ b/web/src/main/resources/sql/jlw/teacherOpenCourseScheduleSession.md
@@ -162,6 +162,7 @@ queryByConditionGroup
   t.teacher_open_course_schedule_session_start_date,
   t.teacher_open_course_schedule_session_end_date,
   t.teacher_open_course_schedule_session_week_num,
+  t.teacher_open_course_schedule_session_add_time,
   t.org_id,
   t.user_id
   )tz