diff --git a/init.sql b/init.sql
index 5a28470..4398a12 100644
--- a/init.sql
+++ b/init.sql
@@ -12,18 +12,14 @@ CREATE TABLE users (
 CREATE TABLE roles (
     id INT PRIMARY KEY AUTO_INCREMENT COMMENT "角色id",
     name VARCHAR(50) UNIQUE NOT NULL COMMENT "角色名称",
-    description TEXT COMMENT "角色描述",
-    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP COMMENT "创建时间",
-    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT "更新时间"
+    description TEXT COMMENT "角色描述"
 );
 
 -- 权限表
 CREATE TABLE permissions (
     id INT PRIMARY KEY AUTO_INCREMENT COMMENT "权限id",
     name VARCHAR(100) UNIQUE NOT NULL COMMENT "权限名称",
-    description TEXT COMMENT "权限描述",
-    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP COMMENT "创建时间",
-    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE  CURRENT_TIMESTAMP COMMENT "更新时间"
+    description TEXT COMMENT "权限描述"
 );
 
 -- 用户-角色关联表