diff --git a/src/main/java/com/example/demo/domain/entity/Role.java b/src/main/java/com/example/demo/domain/entity/Role.java
index 2d9d42d..affc418 100644
--- a/src/main/java/com/example/demo/domain/entity/Role.java
+++ b/src/main/java/com/example/demo/domain/entity/Role.java
@@ -17,7 +17,7 @@ public class Role implements Serializable {
     private Integer id; // 角色id
     private String roleName; // 角色名
     private String roleKey; // 角色标识符
-    private Integer priority;//优先级
+   // private Integer priority;//优先级
 
     @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss", timezone = "Asia/Shanghai")
     private Date createTime; // 创建时间
diff --git a/src/main/resources/mapper/RoleMapper.xml b/src/main/resources/mapper/RoleMapper.xml
index e8a7096..ec1ddda 100644
--- a/src/main/resources/mapper/RoleMapper.xml
+++ b/src/main/resources/mapper/RoleMapper.xml
@@ -7,9 +7,7 @@
             <if test="roleName != null">
                 role_name = #{roleName},
             </if>
-            <if test="priority != null">
-                priority = #{priority},
-            </if>
+
             <if test="fatherId != null">
                 father_id = #{fatherId},
             </if>
@@ -46,18 +44,18 @@
         </where>
     </select>
     <select id="selectByFatherId" resultType="com.example.demo.domain.vo.coin.RoleVo">
-        SELECT id,role_name,priority FROM role
+        SELECT id,role_name FROM role
         <where>
             father_id = #{id}
         </where>
-        ORDER BY priority desc
+        ORDER BY update_time desc
     </select>
 
     <!-- 插入角色信息 -->
     <insert id="addRole" parameterType="com.example.demo.domain.vo.coin.RoleVo" useGeneratedKeys="true" keyProperty="id">
         INSERT INTO role
             (role_name,father_id, market)
-        VALUES (#{roleName}, #{priority}, #{fatherId}, #{market})
+        VALUES (#{roleName}, #{fatherId}, #{market})
     </insert>
 
     <!-- 删除 role_menu 表中对应角色的数据 -->