diff --git a/backend/auth/init_data.py b/backend/auth/init_data.py
index 30d3250..e29ac0c 100644
--- a/backend/auth/init_data.py
+++ b/backend/auth/init_data.py
@@ -4,55 +4,6 @@ from models import Role, User, Permission, SystemSetting
 from utils.password import get_password_hash
 
 
-async def ensure_permission_table_structure(db: AsyncSession):
-    """确保 permission 表结构符合最新要求"""
-    print("检查并更新 permission 表结构...")
-    
-    # 检查表是否存在
-    result = await db.execute(
-        text("SELECT table_name FROM information_schema.tables WHERE table_name = 'permission'")
-    )
-    table_exists = result.scalar_one_or_none()
-    
-    if not table_exists:
-        print("permission 表不存在，将由 SQLAlchemy 创建")
-        return
-    
-    # 检查是否缺少 parentid 字段
-    result = await db.execute(
-        text("SELECT column_name FROM information_schema.columns WHERE table_name = 'permission'")
-    )
-    existing_columns = {row[0] for row in result.fetchall()}
-    
-    # 添加 parentid 字段
-    if 'parentid' not in existing_columns:
-        try:
-            await db.execute(text("ALTER TABLE permission ADD COLUMN IF NOT EXISTS parentid INTEGER DEFAULT 0"))
-            print("添加 parentid 字段成功")
-        except Exception as e:
-            print(f"添加 parentid 字段失败: {e}")
-    
-    # 添加 route 字段
-    if 'route' not in existing_columns:
-        try:
-            await db.execute(text("ALTER TABLE permission ADD COLUMN IF NOT EXISTS route VARCHAR(255)"))
-            print("添加 route 字段成功")
-        except Exception as e:
-            print(f"添加 route 字段失败: {e}")
-    
-    # 删除旧字段（如果存在）
-    for old_column in ['module', 'submodule', 'action']:
-        if old_column in existing_columns:
-            try:
-                await db.execute(text(f"ALTER TABLE permission DROP COLUMN IF EXISTS {old_column}"))
-                print(f"删除旧字段 {old_column} 成功")
-            except Exception as e:
-                print(f"删除旧字段 {old_column} 失败: {e}")
-    
-    await db.commit()
-    print("permission 表结构更新完成")
-
-
 async def init_permissions(db: AsyncSession):
     """初始化权限数据（树形结构）"""
     # 定义需要初始化的权限（树形结构）
@@ -70,13 +21,7 @@ async def init_permissions(db: AsyncSession):
         {"name": "用户管理", "code": "perm:user", "parentid": 1, "route": "/admin/users", "description": "用户管理子模块"},
         {"name": "角色管理", "code": "perm:role", "parentid": 1, "route": "/admin/roles", "description": "角色管理子模块"},
         {"name": "菜单管理", "code": "perm:menu", "parentid": 1, "route": "/admin/menu", "description": "菜单管理子模块"},
-        
-        # ========================================
-        # 系统设置 -> 二级子模块
-        # ========================================
-        {"name": "基础配置", "code": "system:basic", "parentid": 2, "route": "/admin/settings", "description": "系统基础配置"},
-        {"name": "高级配置", "code": "system:advanced", "parentid": 2, "route": "/admin/settings", "description": "系统高级配置"},
-        
+       
         # ========================================
         # 用户管理操作（parentid=3）
         # ========================================
@@ -451,7 +396,6 @@ async def init_system_settings(db: AsyncSession):
 async def init_all_data(db: AsyncSession):
     """初始化所有数据"""
     print("开始初始化数据库数据...")
-    await ensure_permission_table_structure(db)
     await init_roles(db)
     await init_permissions(db)
     await init_role_permissions(db)