优化mybatis方法去掉冗余方法

src/main/resources/mapper/SysCompanyMapper.xml

@@ -14,17 +14,6 @@
         id, company_code, company_name, status, created_at, updated_at
     </sql>
 
-    <insert id="insert" parameterType="com.labelsys.backend.entity.SysCompany">
-        insert into sys_company (id, company_code, company_name, status, created_at, updated_at)
-        values (#{id}, #{companyCode}, #{companyName}, #{status}, current_timestamp, current_timestamp)
-    </insert>
-
-    <select id="findById" resultMap="SysCompanyResultMap">
-        select <include refid="CompanyColumns"/>
-        from sys_company
-        where id = #{id}
-    </select>
-
     <select id="findByCompanyCode" resultMap="SysCompanyResultMap">
         select <include refid="CompanyColumns"/>
         from sys_company
@@ -41,19 +30,13 @@
         order by c.id
     </select>
 
-    <select id="listAll" resultMap="SysCompanyResultMap">
-        select <include refid="CompanyColumns"/>
-        from sys_company
-        order by id
-    </select>
-
     <update id="updateStatus">
         update sys_company
         set status = #{status}, updated_at = current_timestamp
         where id = #{id}
     </update>
-
+    
     <delete id="deleteAll">
         delete from sys_company
     </delete>
-</mapper>
+</mapper>