diff --git a/db/hehui-gns-notification.sql b/db/hehui-gns-notification.sql
new file mode 100644
index 0000000..4433194
--- /dev/null
+++ b/db/hehui-gns-notification.sql
@@ -0,0 +1,27 @@
+
+USE gitlink_notification;
+
+-- 2021-09-10 新增测试平台
+INSERT INTO gns_platform_info(platform_code,platform_name,created_at,is_delete) VALUES('hehui','hehui平台',NOW(),-1);
+
+DROP TABLE IF EXISTS `hehui_sys_notification`;
+CREATE TABLE `hehui_sys_notification` (
+  `id` INT NOT NULL AUTO_INCREMENT,
+  `sender` INT(11) NOT NULL COMMENT '发送者id',
+  `receiver` INT(11) NOT NULL COMMENT '接受者id',
+  `content` TEXT NOT NULL COMMENT '消息内容：富文本',
+  `notification_url` VARCHAR(2000) DEFAULT NULL COMMENT '消息跳转链接',
+  `created_at` DATETIME NOT NULL DEFAULT NOW() COMMENT '创建时间',
+  `status` TINYINT(4) NOT NULL DEFAULT 1 COMMENT '已读状态: 1未读，2已读',
+  `is_delete` TINYINT(1) NOT NULL DEFAULT '-1' COMMENT '是否删除: -1未删除，1已删除',
+  PRIMARY KEY (`id`),
+  KEY `index_on_receiver_and_status` (`receiver`,`status`),
+  KEY `index_on_status` (`status`)
+) ENGINE=INNODB DEFAULT CHARSET=utf8mb3;
+
+-- 2021-09-10 区分系统消息类型
+ALTER TABLE hehui_sys_notification ADD COLUMN (`type` TINYINT(4) NOT NULL DEFAULT 1 COMMENT '消息类型： 1系统消息，2@我');
+
+-- 2021-09-10 新增 source 字段区分消息来源、新增 extra 字段保存额外信息
+ALTER TABLE hehui_sys_notification ADD source varchar(250) NULL COMMENT '消息来源';
+ALTER TABLE hehui_sys_notification ADD extra TEXT NULL COMMENT '额外信息（备用字段）';
\ No newline at end of file
diff --git a/model/src/main/resources/mapper/notification/SysNotificationMapper.xml b/model/src/main/resources/mapper/notification/SysNotificationMapper.xml
index ec1e8fc..95df095 100644
--- a/model/src/main/resources/mapper/notification/SysNotificationMapper.xml
+++ b/model/src/main/resources/mapper/notification/SysNotificationMapper.xml
@@ -11,7 +11,7 @@
         <result column="status" property="status" jdbcType="TINYINT"/>
         <result column="type" property="type" jdbcType="TINYINT"/>
         <result column="is_delete" property="isDelete" jdbcType="BIT"/>
-        <result column="source" property="content" jdbcType="VARCHAR"/>
+        <result column="source" property="source" jdbcType="VARCHAR"/>
         <result column="extra" property="extra" jdbcType="VARCHAR"/>
     </resultMap>
     <sql id="Base_Column_List">