liujiayi771 commented on code in PR #5754:
URL: https://github.com/apache/incubator-gluten/pull/5754#discussion_r1618075938


##########
backends-velox/src/main/scala/org/apache/gluten/execution/HashAggregateExecTransformer.scala:
##########
@@ -241,21 +226,21 @@ abstract class HashAggregateExecTransformer(
     }
 
     aggregateFunction match {
-      case hllAdapter: HLLAdapter =>
+      case _ if aggregateFunction.aggBufferAttributes.size > 1 =>
+        generateMergeCompanionNode()
+      case _ =>
         aggregateMode match {
-          case Partial =>
-            // For Partial mode output type is binary.
+          case Partial | PartialMerge =>
             val partialNode = ExpressionBuilder.makeAggregateFunction(
               VeloxAggregateFunctionsBuilder.create(args, aggregateFunction, 
aggregateMode),
               childrenNodeList,
               modeKeyWord,
               ConverterUtils.getTypeNode(
-                hllAdapter.inputAggBufferAttributes.head.dataType,
-                hllAdapter.inputAggBufferAttributes.head.nullable)
+                aggregateFunction.inputAggBufferAttributes.head.dataType,

Review Comment:
   I think we should use `dataType`, but for HLL, the `dataType` and 
`inputAggBufferAttributes.head` should also be the same, both being `LongType`, 
right?



-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: [email protected]

For queries about this service, please contact Infrastructure at:
[email protected]


---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]

Reply via email to