[GitHub] [incubator-iotdb] qiaojialin commented on a change in pull request #879: Hot fix for LAST query bug when using with disable align

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qiaojialin commented on a change in pull request #879: Hot fix for LAST query bug when using with disable align
URL: https://github.com/apache/incubator-iotdb/pull/879#discussion_r387477553
 
 

 ##########
 File path: server/src/main/java/org/apache/iotdb/db/qp/strategy/PhysicalGenerator.java
 ##########
 @@ -242,7 +242,12 @@ private PhysicalPlan transformQuery(QueryOperator queryOperator)
     } else {
       queryPlan = new RawDataQueryPlan();
     }
-    if (queryOperator.isAlignByDevice()) {
+    if (queryPlan instanceof LastQueryPlan) {
+      // Last query result set will not be affected by alignment
+      queryPlan.setAlignByTime(true);
 
 Review comment:
   false?

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