diff --git a/src/main/java/com/isu/gaswellwatch/service/impl/SummaryServiceImpl.java b/src/main/java/com/isu/gaswellwatch/service/impl/SummaryServiceImpl.java
index bf6f290..9bab869 100644
--- a/src/main/java/com/isu/gaswellwatch/service/impl/SummaryServiceImpl.java
+++ b/src/main/java/com/isu/gaswellwatch/service/impl/SummaryServiceImpl.java
@@ -30,13 +30,13 @@ public class SummaryServiceImpl  implements SummaryService {
 
     @Override
     public List<PieSummaryVO> getIndexPieSummary() {
-//        Map<String,String> onlineMap = redisTemplate.opsForHash().entries(ONLINE_DEVICE_CACHE);
+        Map<String,String> onlineMap = redisTemplate.opsForHash().entries(ONLINE_DEVICE_CACHE);
         //TODO 记得改回从缓存里取值
-        Map<String,String> onlineMap = new HashMap<>();
-        onlineMap.put("1","true");
-        onlineMap.put("2","false");
-        onlineMap.put("3","true");
-        onlineMap.put("4","true");
+//        Map<String,String> onlineMap = new HashMap<>();
+//        onlineMap.put("1","true");
+//        onlineMap.put("2","false");
+//        onlineMap.put("3","true");
+//        onlineMap.put("4","true");
         List<Long> deviceIdList = onlineMap.keySet().stream().map(Long::parseLong).toList();
 
         List<DeviceVO> deviceVOList = deviceService.getDeviceVOByIds(deviceIdList);
diff --git a/src/main/resources/mapper/DeviceDao.xml b/src/main/resources/mapper/DeviceDao.xml
index 8d97725..757ce90 100644
--- a/src/main/resources/mapper/DeviceDao.xml
+++ b/src/main/resources/mapper/DeviceDao.xml
@@ -67,7 +67,7 @@
 
 
     <select id="historyPage" resultType="com.isu.gaswellwatch.vo.DeviceHistoryVO">
-        select t.collection_time,t.oil_pressure,t.cas_pressure,t.pre_pressure,t.run_mode,t.plug_status from ${tableName} t where
+        select t.collection_time,t.oil_pressure,t.cas_pressure,t.run_mode,t.plug_status from ${tableName} t where
                 t.device_id = #{deviceId}
                 <if test="startTime!=null">
                     and t.collection_time &gt;= #{startTime}