update student models code

EduSystemServer/Student/models.py

@@ -3,4 +3,16 @@ from django.db import models
 
 # Create your models here.
 class Student(models.Model):
-    sid = models.AutoField(primary_key=True, verbose_name="学生编号")
+    sid = models.IntegerField(primary_key=True, verbose_name="学生编号", name="sid")
+    username = models.CharField(max_length=30, verbose_name="用户名称", name="s_username")
+    password = models.CharField(max_length=100, verbose_name="密码", name="s_password")
+    s_name = models.CharField(max_length=100, verbose_name="姓名", name="s_name")
+    sex = models.CharField(max_length=4, verbose_name="性别", name="s_sex")
+    grade = models.IntegerField(verbose_name="年级", name="s_grade")
+    class_name = models.CharField(max_length=50, verbose_name="班级", name="s_class_name")
+    major = models.CharField(max_length=50, verbose_name="专业名称", name="s_major")
+
+    class Meta:
+        db_table = "student"
+        verbose_name = "学生"
+        verbose_name_plural = verbose_name