diff --git a/yshop-system/src/main/java/co/yixiang/modules/system/service/mapper/RoleMapper.java b/yshop-system/src/main/java/co/yixiang/modules/system/service/mapper/RoleMapper.java
index e3a0cc15..02cd25f9 100644
--- a/yshop-system/src/main/java/co/yixiang/modules/system/service/mapper/RoleMapper.java
+++ b/yshop-system/src/main/java/co/yixiang/modules/system/service/mapper/RoleMapper.java
@@ -44,6 +44,13 @@ public interface RoleMapper extends CoreMapper<Role> {
      */
     @Delete("delete from roles_menus where menu_id = #{id}")
     void untiedMenu(@Param("id") Long id);
+
+    /**
+     * 根据用户ID查询
+     *
+     * @param id 用户ID
+     * @return
+     */
     @Select("select m.* from role m LEFT JOIN users_roles t on m.id= t.role_id LEFT JOIN `user` r on r.id = t.user_id where r.id = #{id}")
     List<Role> selectListByUserId(@Param("id") Long id);