tdengine q11 done

thulab · Jan 2, 2024 · 4c787de · 4c787de
1 parent 48c95e7
commit 4c787de
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/tdengine-3.0/src/main/java/cn/edu/tsinghua/iot/benchmark/tdengine3/TDengine.java b/tdengine-3.0/src/main/java/cn/edu/tsinghua/iot/benchmark/tdengine3/TDengine.java
@@ -67,6 +67,7 @@ public class TDengine implements IDatabase {
   private static final String USE_DB = "use %s";
   private static final String SUPER_TABLE_NAME = "device";
   private static final String ORDER_BY_TIME_DESC = " order by time desc ";
+  private static final String ORDER_BY_WSTART_DESC = " order by _wstart desc ";
   private static final AtomicBoolean isInit = new AtomicBoolean(false);
 
   private final String CREATE_STABLE;
@@ -407,7 +408,7 @@ public Status groupByQueryOrderByDesc(GroupByQuery groupByQuery) {
         addWhereClause(
             sqlHeader, groupByQuery, null, getTableNameFilterForAlignByDevice(groupByQuery));
     sql = addGroupByClause(sql, groupByQuery.getGranularity());
-    sql += ORDER_BY_TIME_DESC;
+    sql += ORDER_BY_WSTART_DESC;
     return addTailClausesAndExecuteQueryAndGetStatus(sql);
   }