diff --git a/db/README.md b/db/README.md
index 993cced9..f63475f4 100644
--- a/db/README.md
+++ b/db/README.md
@@ -5,4 +5,17 @@ CREATE TABLE `magic_api_file` (
   `file_content` mediumtext,
   PRIMARY KEY (`file_path`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4
+```
+### 备份表建表语句
+```sql
+CREATE TABLE `magic_api_backup` (
+  `id` varchar(32) NOT NULL COMMENT '原对象ID',
+  `create_date` bigint(13) NOT NULL COMMENT '备份时间',
+  `tag` varchar(32) DEFAULT NULL COMMENT '标签',
+  `type` varchar(32) DEFAULT NULL COMMENT '类型',
+  `name` varchar(64) DEFAULT NULL COMMENT '原名称',
+  `content` mediumtext COMMENT '备份内容',
+  `create_by` varchar(64) DEFAULT NULL COMMENT '操作人',
+  PRIMARY KEY (`id`,`create_date`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4
 ```
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