diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 3048a2b..d4a7f36 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -9,8 +9,9 @@ RUN apt-get update && apt-get install -y \
     git \
     vim \
     curl \
-    wget
+    wget \
+    redis-server
 
 COPY . .
 
-CMD ["bash"]
\ No newline at end of file
+CMD service redis-server start && python manage.py runserver 0.0.0.0:8000
\ No newline at end of file
diff --git a/RyoURL/RyoURL/settings.py b/RyoURL/RyoURL/settings.py
index 5c537ef..b2482f7 100644
--- a/RyoURL/RyoURL/settings.py
+++ b/RyoURL/RyoURL/settings.py
@@ -18,7 +18,6 @@
 # 建立專案的根目錄路徑
 BASE_DIR = Path(__file__).resolve().parent.parent
 
-
 # Quick-start development settings - unsuitable for production
 # 快速開發設定 - 不適用於生產環境
 # See https://docs.djangoproject.com/en/4.2/howto/deployment/checklist/
@@ -97,6 +96,29 @@
     }
 }
 
+CACHES = {
+    "default": {
+        "BACKEND": "django_redis.cache.RedisCache",
+        "LOCATION": "redis://127.0.0.1:6379/1",
+        "OPTIONS": {
+            "CLIENT_CLASS": "django_redis.client.DefaultClient",
+        }
+    }
+}
+
+LOGGING = {
+    'version': 1,
+    'disable_existing_loggers': False,
+    'handlers': {
+        'console': {
+            'class': 'logging.StreamHandler',
+        },
+    },
+    'root': {
+        'handlers': ['console'],
+        'level': 'DEBUG',
+    },
+}
 
 # Password validation
 # 密碼驗證
diff --git a/RyoURL/shortURL/api.py b/RyoURL/shortURL/api.py
index c42aa9d..0f66f57 100644
--- a/RyoURL/shortURL/api.py
+++ b/RyoURL/shortURL/api.py
@@ -1,13 +1,11 @@
 import random
 import string
 import datetime
-import requests
 
 from typing import List, Optional
 from pydantic import HttpUrl, AnyUrl
 
 from ninja import NinjaAPI, Schema
-from ninja.responses import Response
 from ninja.renderers import JSONRenderer
 from django.shortcuts import get_object_or_404
 from django.core.serializers.json import DjangoJSONEncoder
diff --git a/RyoURL/shortURL/views.py b/RyoURL/shortURL/views.py
index e80b8e7..8313f54 100644
--- a/RyoURL/shortURL/views.py
+++ b/RyoURL/shortURL/views.py
@@ -1,20 +1,68 @@
-from django.shortcuts import get_object_or_404, redirect
+import logging
+from django.core.cache import cache
+from django.shortcuts import get_object_or_404
 from django.utils import timezone
-from django.http import HttpResponse
+from django.http import HttpResponse, HttpResponsePermanentRedirect
+from django.db.models import F
 from .models import Url
 
-# 將短網址導向原網址的函式
-def redirectShortUrl(request, short_string):
-    url = get_object_or_404(Url, short_string=short_string)
-    
-    # 檢查短網址是否已過期
+# logging 的設定
+logger = logging.getLogger(__name__)
+
+# 檢查短網址是否過期的函式
+def is_url_expired(url):
     if url.expire_date and url.expire_date < timezone.now():
-        url.delete()
-        return HttpResponse("此短網址已過期並已被刪除。", status=404)
+        try:
+            url.delete()
+            return True
+        except Exception as e:
+            logger.error(f'刪除過期URL時發生錯誤: {e}')
+    return False
+
+# 更新資料庫中的訪問次數的函式
+def update_visit_count(visit_count, url):
+    Url.objects.filter(id=url.id).update(visit_count=F('visit_count') + visit_count)
+    logger.debug(f'訪問次數儲存進資料庫: {visit_count}')
+
+# 處理訪問次數與快取的函式
+def handle_visit_count(url):
+    # 處理快取
+    cache_key = f'visit_count_{url.id}'     # 設定快取的鍵
+    visit_count = cache.get(cache_key)      # 從快取中取得訪問次數
+    if visit_count is None: # 如果快取中沒有訪問次數，那就從資料庫拿
+        visit_count = url.visit_count
+        logger.debug(f'在快取中找不到訪問次數，從資料庫拿: {visit_count}')
+    
+    # 增加訪問次數
+    cache.set(cache_key, visit_count, timeout=60*60*24) # 初始化快取，設定快取時間為 24 小時
+    visit_count = cache.incr(cache_key)     # 訪問次數加 1
+    logger.debug(f'目前快取中的訪問次數: {visit_count}')
     
-    # 更新訪問次數
-    url.visit_count += 1
-    url.save()
+    # 每 10 次訪問更新資料庫
+    if visit_count % 10 == 0:
+        update_visit_count(visit_count, url)
+        
+    # 處理快取過期的處理（每日至少儲存至資料庫一次）
+    daily_update_key = f'daily_update_{url.id}'
+    if not cache.get(daily_update_key):
+        cache.set(daily_update_key, True, timeout=60*60*24) # 快取 24 小時過期
+        Url.objects.filter(id=url.id).update(visit_count=F('visit_count') + (visit_count % 10))
+        logger.debug(f'每日訪問次數儲存進資料庫: {visit_count}')
+
+# 將短網址導向原網址的函式
+def redirectShortUrl(request, short_string):
+    try:
+        url = get_object_or_404(Url, short_string=short_string)
+        if is_url_expired(url):  # 檢查短網址是否過期
+            return HttpResponse("此短網址已過期並已被刪除。", status=410)  # 410 Gone
+        handle_visit_count(url) # 處理訪問次數
+            
+        # 將使用者重新導向至原網址
+        return HttpResponsePermanentRedirect(url.orign_url)
     
-    # 進行重定向
-    return redirect(url.orign_url)
\ No newline at end of file
+    except Url.DoesNotExist:
+        logger.warning(f'短網址不存在: {short_string}')
+        return HttpResponse("此短網址不存在。", status=404)
+    except Exception as e:
+        logger.error(f'發生錯誤: {e}', exc_info=True)
+        return HttpResponse("發生錯誤，請稍後再試。", status=500)
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 6a340f9..8b3a0c9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,6 +2,7 @@
 Django==4.2
 django-ninja
 django-cors-headers
+django-redis
 
 # 工具
 python-dotenv