feat: 初始化学生管理系统代码

2026-09-21 18:03:04 +08:00
commit 70783dd350
42 changed files with 1547 additions and 0 deletions
@@ -0,0 +1,12 @@
+from sqlalchemy import create_engine, Column, Integer, String, Float, ForeignKey, Table, Date
+from sqlalchemy.orm import relationship
+from model import Base
+
+teacher_class = Table(
+    "teacher_class",                        # 中间表的名字
+    Base.metadata,                          # 绑定到 Base 的元数据
+    Column("class_id", Integer, ForeignKey("classinfo.id"), primary_key=True),
+    Column("teacher_id", Integer, ForeignKey("teacher.id"), primary_key=True) ,
+    Column("role",String(50))
+
+)