v0.6测试

backend/models/student.py

@@ -109,14 +109,16 @@ class StudentModel:
     async def get_ranking(limit: int = 50) -> List[Dict[str, Any]]:
         """获取学生排行（单班级）"""
         sql = """
-            SELECT student_id, student_no, name, total_points,
-                   RANK() OVER (ORDER BY total_points DESC) as rank
-            FROM students 
+            SELECT student_id, student_no, name, total_points
+            FROM students
             WHERE status = 1
             ORDER BY total_points DESC
             LIMIT %s
         """
-        return await execute_query(sql, (limit,))
+        results = await execute_query(sql, (limit,))
+        for i, row in enumerate(results):
+            row['rank'] = i + 1
+        return results
     
     @staticmethod
     async def batch_create(students_data: List[Dict], initial_points: int = 60) -> List[Dict]: