增加account_id条件获取沉降数据

app/services/checkpoint.py

@@ -124,3 +124,9 @@ class CheckpointService(BaseService[Checkpoint]):
     def get_by_section_id(self, db: Session, section_id: str) -> List[Checkpoint]:
         """根据section_id获取所有相关的测点信息"""
         return self.get_by_field(db, "section_id", section_id)
+
+    def get_by_section_ids_batch(self, db: Session, section_ids: List[str]) -> List[Checkpoint]:
+        """批量根据section_id列表获取所有观测点数据（使用IN查询优化性能）"""
+        if not section_ids:
+            return []
+        return db.query(Checkpoint).filter(Checkpoint.section_id.in_(section_ids)).all()