更新备份表建表语句

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
 ```