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https://issues.apache.org/jira/browse/FLINK-7208?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16712177#comment-16712177
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ASF GitHub Bot commented on FLINK-7208:
---------------------------------------
sunjincheng121 commented on a change in pull request #7201: [FLINK-7208]
[table] Optimize Min/MaxWithRetractAggFunction with DataView
URL: https://github.com/apache/flink/pull/7201#discussion_r239663677
##########
File path:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/runtime/aggregate/AggregateUtil.scala
##########
@@ -1437,36 +1437,30 @@ object AggregateUtil {
case collect: SqlAggFunction if collect.getKind == SqlKind.COLLECT =>
aggregates(index) = new
CollectAggFunction(FlinkTypeFactory.toTypeInfo(relDataType))
- accTypes(index) = aggregates(index).getAccumulatorType
case udagg: AggSqlFunction =>
aggregates(index) = udagg.getFunction
- accTypes(index) = udagg.accType
case unSupported: SqlAggFunction =>
throw new TableException(s"Unsupported Function:
'${unSupported.getName}'")
}
}
+ accTypes(index) =
getAccumulatorTypeOfAggregateFunction(aggregates(index))
}
val accSpecs = new Array[Seq[DataViewSpec[_]]](aggregateCalls.size)
// create accumulator type information for every aggregate function
aggregates.zipWithIndex.foreach { case (agg, index) =>
Review comment:
+1
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> Refactor build-in agg(MaxWithRetractAccumulator and
> MinWithRetractAccumulator) using the DataView
> -------------------------------------------------------------------------------------------------
>
> Key: FLINK-7208
> URL: https://issues.apache.org/jira/browse/FLINK-7208
> Project: Flink
> Issue Type: Sub-task
> Components: Table API & SQL
> Reporter: kaibo.zhou
> Assignee: Dian Fu
> Priority: Major
> Labels: pull-request-available
>
> Refactor build-in agg(MaxWithRetractAccumulator and
> MinWithRetractAccumulator) using the DataView.
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