diff --git a/coronavirus/crud.py b/coronavirus/crud.py
index 695c30d..33fe083 100644
--- a/coronavirus/crud.py
+++ b/coronavirus/crud.py
@@ -29,7 +29,7 @@ def create_city(db: Session, city: schemas.CreateCity):
 
 def get_data(db: Session, city: str = None, skip: int = 0, limit: int = 10):
     if city:
-        return db.query(models.Data).filter(models.Data.city.has(province=city))  # 外键关联查询，这里不是像Django ORM那样Data.city.province
+        return db.query(models.Data).filter(models.Data.city.has(province=city)).all()  # 外键关联查询，这里不是像Django ORM那样Data.city.province
     return db.query(models.Data).offset(skip).limit(limit).all()