#学生就业 赵康宁
from sqlalchemy import *
from sqlalchemy.orm import *

db_url = "sqlalchemy+pymysql://root:123456@localhost/Student"
engine = create_engine(db_url, pool_size=8)
Base = declarative_base()

emp_stu = Table('emp_stu',
                Base.metadata,
                Column('stu_id', Integer, ForeignKey('stu_id'), primary_key=True))

class emp(Base):
    __tablename__ = "wl_emp"

    stu_id = Column(Integer, primary_key=True, autoincrement=True)
    emp_open_time = Column(DateTime, default="2026-11-30 18:18:18")
    offer_time = Column(DateTime, default=func.now())
    company_name = Column(String(100), nullable=False)
    salary = Column(Integer, nullable=False, default=15000)

    student = relationship("wl_student", back_populates="wl_emp")

    def __repr__(self):
        pass


SessionLocal = sessionmaker(bind=engine)
db_session = SessionLocal()
Base.metadata.create_all(engine)

"""
数据增删改查
"""
db_session.close()