diff --git a/op-modules/op-system/src/main/resources/mapper/system/SysMenuMapper.xml b/op-modules/op-system/src/main/resources/mapper/system/SysMenuMapper.xml
index cacea91f5..8e8f1bc18 100644
--- a/op-modules/op-system/src/main/resources/mapper/system/SysMenuMapper.xml
+++ b/op-modules/op-system/src/main/resources/mapper/system/SysMenuMapper.xml
@@ -28,7 +28,7 @@
 	</resultMap>
 
 	<sql id="selectMenuVo">
-        select menu_id, menu_name, parent_id, order_num, path, component, `query`, is_frame, is_cache, menu_type, visible, status, ifnull(perms,'') as perms, icon, create_time
+        select menu_id, menu_name, parent_id, order_num, path, component, query, is_frame, is_cache, menu_type, visible, status, isnull(perms,'') as perms, icon, create_time
 		from sys_menu
     </sql>
 
@@ -49,13 +49,13 @@
 	</select>
 
 	<select id="selectMenuTreeAll" resultMap="SysMenuResult">
-		select distinct m.menu_id, m.parent_id, m.menu_name, m.path, m.component, m.`query`, m.visible, m.status, ifnull(m.perms,'') as perms, m.is_frame, m.is_cache, m.menu_type, m.icon, m.order_num, m.create_time
+		select distinct m.menu_id, m.parent_id, m.menu_name, m.path, m.component, m.query, m.visible, m.status, isnull(m.perms,'') as perms, m.is_frame, m.is_cache, m.menu_type, m.icon, m.order_num, m.create_time
 		from sys_menu m where m.menu_type in ('M', 'C') and m.status = 0
 		order by m.parent_id, m.order_num
 	</select>
 
 	<select id="selectMenuListByUserId" parameterType="SysMenu" resultMap="SysMenuResult">
-		select distinct m.menu_id, m.parent_id, m.menu_name, m.path, m.component, m.`query`, m.visible, m.status, ifnull(m.perms,'') as perms, m.is_frame, m.is_cache, m.menu_type, m.icon, m.order_num, m.create_time
+		select distinct m.menu_id, m.parent_id, m.menu_name, m.path, m.component, m.query, m.visible, m.status, isnull(m.perms,'') as perms, m.is_frame, m.is_cache, m.menu_type, m.icon, m.order_num, m.create_time
 		from sys_menu m
 		left join sys_role_menu rm on m.menu_id = rm.menu_id
 		left join sys_user_role ur on rm.role_id = ur.role_id
@@ -74,7 +74,7 @@
 	</select>
 
     <select id="selectMenuTreeByUserId" parameterType="Long" resultMap="SysMenuResult">
-		select distinct m.menu_id, m.parent_id, m.menu_name, m.path, m.component, m.`query`, m.visible, m.status, ifnull(m.perms,'') as perms, m.is_frame, m.is_cache, m.menu_type, m.icon, m.order_num, m.create_time
+		select distinct m.menu_id, m.parent_id, m.menu_name, m.path, m.component, m.query, m.visible, m.status, isnull(m.perms,'') as perms, m.is_frame, m.is_cache, m.menu_type, m.icon, m.order_num, m.create_time
 		from sys_menu m
 			 left join sys_role_menu rm on m.menu_id = rm.menu_id
 			 left join sys_user_role ur on rm.role_id = ur.role_id