diff --git a/PythonProject/model/all_model.py b/PythonProject/model/all_model.py
index cd68351..6b5a50b 100644
--- a/PythonProject/model/all_model.py
+++ b/PythonProject/model/all_model.py
@@ -54,7 +54,7 @@ class ClassManagement(Base):
 
     class_id= Column(Integer, primary_key=True, autoincrement=True,comment='班级编号')
 
-    class_name = Column(String(100), comment='班级姓名')
+    class_name = Column(String(100), comment='班级名字')
 
     start_class_date = Column(DATE,comment='开课时间')
 
@@ -68,7 +68,7 @@ class ClassManagement(Base):
 
     delete_status = Column(Integer,default=0,comment='删除状态：0未删除，1已删除')
 
-    delete_time = Column(DATETIME,comment='删除时间')
+    delete_time = Column(DATETIME,default=datetime.now,onupdate=datetime.now,comment='删除时间')
 
 class Teacher_Model(Base):
     __tablename__ = 'wl_teacher'