fix 取消轮播图数量限制

ruoyi-system/src/main/resources/mapper/system/ColumnNewsMapper.xml

@@ -192,6 +192,6 @@
     </select>
 
     <select id="getRotation"  resultMap="ColumnNewsResult">
-        select news_id,news_image from column_news where is_rotation = 'Y' and is_del = 'N' and status = '3' limit 5
+        select news_id,news_image from column_news where is_rotation = 'Y' and is_del = 'N' and status = '3' order by create_time DESC , update_time DESC
     </select>
 </mapper>