karuppayya commented on a change in pull request #28804:
URL: https://github.com/apache/spark/pull/28804#discussion_r439144332
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File path:
sql/core/src/test/scala/org/apache/spark/sql/execution/WholeStageCodegenSuite.scala
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@@ -165,6 +166,26 @@ class WholeStageCodegenSuite extends QueryTest with
SharedSparkSession
}
}
+ test("SPARK-: Avoid spill in partial aggregation " +
+ "when spark.sql.aggregate.spill.partialaggregate.disabled is set") {
+ withSQLConf((SQLConf.SPILL_PARTIAL_AGGREGATE_DISABLED.key, "true"),
Review comment:
This is not sufficient since the rows still get added to
`UnsafeFixedWidthAggregationMap` , need to figure out a way to avoid adding
elements to `UnsafeFixedWidthAggregationMap`. Please advise @cloud-fan
@gatorsmile @maropu
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