添加删除时间列

PythonProject/model/grade_model.py

@@ -1,4 +1,4 @@
-from sqlalchemy import Column, Integer, Numeric, DateTime,ForeignKey
+from sqlalchemy import Column, Integer, Numeric, DATETIME,ForeignKey
 from datetime import datetime
 from util.database import Base,engine
 
@@ -24,12 +24,12 @@ class WlScore(Base):
     score=Column(Numeric(5, 2)
                  , comment="成绩")
 
-    create_time = Column(DateTime
+    create_time = Column(DATETIME
                          , nullable=False
                          , default=datetime.now
                          , comment="作成时间")
 
-    update_time = Column(DateTime
+    update_time = Column(DATETIME
                          , nullable=False
                          , default=datetime.now
                          , onupdate=datetime.now
@@ -38,5 +38,6 @@ class WlScore(Base):
     delete_status = Column(
         Integer,default=0,comment='删除状态：0未删除，1已删除')
 
-Base.metadata.create_all(engine)
+    delete_time = Column(DATETIME,default=datetime.now,onupdate=datetime.now,comment='删除时间')
 
+Base.metadata.create_all(engine)