diff --git a/core/config_sync.py b/core/config_sync.py
index 0b3ab23..172162a 100644
--- a/core/config_sync.py
+++ b/core/config_sync.py
@@ -1,6 +1,11 @@
 """
 配置同步模块
-实现MySQL数据库连接管理、Redis Pub/Sub订阅、配置缓存与动态刷新
+实现 SQLite 本地配置存储、Redis Pub/Sub订阅、配置缓存与动态刷新
+
+存储策略：
+- SQLite: 本地配置存储（摄像头、ROI）
+- Redis: 配置变更实时推送
+- 内存缓存: 热点配置快速访问
 """
 
 import json
@@ -15,7 +20,7 @@ from redis import Redis
 from redis.client import PubSub
 
 from config.settings import get_settings, RedisConfig
-from config.database import get_database_manager, DatabaseManager
+from config.database import get_sqlite_manager, SQLiteManager
 from config.config_models import CameraInfo as CameraInfoModel, ROIInfo, ConfigVersion
 from utils.version_control import get_version_control
 
@@ -148,7 +153,7 @@ class ConfigSyncManager:
     def _init_database(self):
         """初始化数据库连接"""
         if self._db_manager is None:
-            self._db_manager = get_database_manager()
+            self._db_manager = get_sqlite_manager()
     
     @property
     def config_version(self) -> str:
@@ -263,7 +268,7 @@ class ConfigSyncManager:
             return []
         
         try:
-            cameras = self._db_manager.get_camera_info()
+            cameras = self._db_manager.get_all_camera_configs()
             result = [CameraInfoModel.from_dict(c) for c in cameras]
             
             self._cache.set(cache_key, result)
@@ -292,7 +297,10 @@ class ConfigSyncManager:
             return []
         
         try:
-            roi_configs = self._db_manager.get_roi_configs(camera_id=camera_id)
+            if camera_id:
+                roi_configs = self._db_manager.get_rois_by_camera(camera_id)
+            else:
+                roi_configs = self._db_manager.get_all_roi_configs()
             result = [ROIInfo.from_dict(r) for r in roi_configs]
             
             self._cache.set(cache_key, result)
@@ -314,11 +322,11 @@ class ConfigSyncManager:
         
         try:
             if config_type == "camera":
-                cameras = self._db_manager.get_camera_info(camera_id)
-                return cameras[0] if cameras else None
+                camera = self._db_manager.get_camera_config(config_id)
+                return camera if camera else None
             elif config_type == "roi":
-                rois = self._db_manager.get_roi_configs(roi_id=config_id)
-                return rois[0] if rois else None
+                roi = self._db_manager.get_roi_config(config_id)
+                return roi if roi else None
         except Exception as e:
             logger.error(f"获取配置失败: {e}")
         return None
diff --git a/core/result_reporter.py b/core/result_reporter.py
index cb821fd..e2d9ea0 100644
--- a/core/result_reporter.py
+++ b/core/result_reporter.py
@@ -1,11 +1,11 @@
 """
 结果上报模块
-支持 MQTT、云端 MySQL 和本地 SQLite 存储
+支持 MQTT 推送和本地 SQLite 存储
 
 存储策略：
 - MQTT: 实时推送告警到云端
 - SQLite: 本地异步存储（边缘侧断网容灾）
-- MySQL: 可选云端同步
+- 断网时自动缓存到本地，恢复后自动同步
 """
 
 import json