fix(aiot): 迁移脚本增加camera_code格式验证

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

数据库/aiot/迁移-添加camera_code字段.sql

@@ -24,18 +24,23 @@ FROM (
   HAVING cnt > 1
 ) AS duplicates;
 
--- 5. 更新 ROI 表中的 camera_id（从 app/stream 格式改为 camera_code）
+-- 5. 验证 camera_code 格式（应为 cam_xxxxxxxxxxxx，12位十六进制字符）
+SELECT '检查格式错误的 camera_code' AS check_name, COUNT(*) AS issue_count
+FROM wvp_stream_proxy
+WHERE camera_code NOT REGEXP '^cam_[a-f0-9]{12}$';
+
+-- 6. 更新 ROI 表中的 camera_id（从 app/stream 格式改为 camera_code）
 UPDATE wvp_ai_roi r
   INNER JOIN wvp_stream_proxy sp ON r.camera_id = CONCAT(sp.app, '/', sp.stream)
   SET r.camera_id = sp.camera_code;
 
--- 6. 验证 ROI 更新结果
+-- 7. 验证 ROI 更新结果
 SELECT '检查未匹配的 ROI' AS check_name, COUNT(*) AS issue_count
 FROM wvp_ai_roi r
 LEFT JOIN wvp_stream_proxy sp ON r.camera_id = sp.camera_code
 WHERE sp.camera_code IS NULL;
 
--- 7. 显示迁移后的样本数据
+-- 8. 显示迁移后的样本数据
 SELECT id, camera_code, app, stream, name
 FROM wvp_stream_proxy
 LIMIT 5;