构建学生管理信息系统及其操作手册

# 学生表创建

CREATE TABLE Student (

id INT PRIMARY KEY,

name VARCHAR(50),

grade INT

);

# 课程表创建

CREATE TABLE Course (

course_id INT PRIMARY KEY,

course_name VARCHAR(100),

credit INT

);

from sqlalchemy import create_engine, Column, Integer, String

from sqlalchemy.ext.declarative import declarative_base

from sqlalchemy.orm import sessionmaker

Base = declarative_base()

class Student(Base):

__tablename__ = 'student'

统一消息

id = Column(Integer, primary_key=True)

name = Column(String(50))

grade = Column(Integer)

engine = create_engine('sqlite:///students.db')

Base.metadata.create_all(engine)

Session = sessionmaker(bind=engine)

session = Session()

new_student = Student(id=1, name="Alice", grade=10)

session.add(new_student)

session.commit()