第三次提交，更新完善表连接，新增公司表和地址表

2026-09-21 11:44:09 +08:00
parent 53a48e0b21
commit 72434a78bc
5 changed files with 118 additions and 22 deletions
@@ -4,7 +4,6 @@ from database import DATETIME,Base,Column,Integer,String,engine
 from datetime import datetime


-
 # class Student(Base):
 #     __tablename__ = 'Student'
 #     id = Column(Integer
@@ -13,19 +12,15 @@ from datetime import datetime
 #                 # 外键
 #                 ,comment='自增主键'
 #                 )
-#
 #     stuname = Column(String(50)
 #                 ,nullable=False
 #                   )
-#
 #     stuid=Column(Integer
 #                  ,nullable=False
 #                  )
 #     stuclass=Column(String(50)
 #                 ,nullable=False
 #     )
-#
-#
 #     created_date = Column(DATETIME
 #                           ,default=datetime.now
 #                           )
@@ -47,11 +42,12 @@ class Employments(Base):
    stuclass = Column(String(50))

    compname=Column(String(50)
-                ,nullable=False
+                    ,nullable=False
                   )
-    address_id=Column(Integer
-                      ,nullable=False
-                      )
+    company_id = Column(Integer
+                        , nullable=False
+
+                        )

    salary = Column(Integer)

@@ -67,15 +63,43 @@ class Employments(Base):
                          , onupdate=datetime.now
                          )
    is_deleted = Column(Integer, default=0)
+
+class Company(Base):
+    __tablename__ = 'Company'
+    id = Column(Integer
+                , ForeignKey('Employments.company_id')
+                , primary_key=True
+
+                )
+    compname = Column(String(50), nullable=False)
+    address_id = Column(Integer
+                        , nullable=False
+                        )
+    created_date = Column(DATETIME
+                          , default=datetime.now
+                          )
+    updated_date = Column(DATETIME
+                          , default=datetime.now
+                          , onupdate=datetime.now
+                          )
+    is_deleted = Column(Integer, default=0)
+
 class Address(Base):
    __tablename__ = 'address'
    id = Column(Integer
+                , ForeignKey('Company.address_id')
                , primary_key=True
-                , autoincrement=True
-                # , ForeignKey='company.id'
-                , comment='自增主键'
+
                )
    somewhere=Column(String(50)
                     , nullable=False
                     )
+    created_date = Column(DATETIME
+                          , default=datetime.now
+                          )
+    updated_date = Column(DATETIME
+                          , default=datetime.now
+                          , onupdate=datetime.now
+                          )
+    is_deleted = Column(Integer, default=0)