大屏弹窗排油系统bug处理

amos-boot-system-equip/src/main/resources/mapper/FireFightingSystemMapper.xml

@@ -7421,14 +7421,24 @@
         update_date AS updateDate,
         equipment_index_key AS equipmentIndexKey
         FROM
+        (
+        SELECT
+        equipment_specific_id,
+        update_date,
+        equipment_index_key,
+        ROW_NUMBER() OVER ( PARTITION BY equipment_specific_id ORDER BY update_date DESC ) AS rn
+        FROM
         wl_equipment_specific_index
         WHERE
         equipment_index_key IN ( 'ONL_DrainOilValve_Open', 'ONL_DrainOilValve_Close' )
         AND `value` = 'true'
-        AND equipment_specific_id in
+        AND equipment_specific_id IN
         <foreach collection="collect" item="item" index="index" open="(" close=")" separator=",">
             #{item}
         </foreach>
+        ) t
+        WHERE
+        t.rn = 1
         GROUP BY
         equipment_specific_id
         ORDER BY