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Posted to issues@spark.apache.org by "Yuming Wang (Jira)" <ji...@apache.org> on 2022/10/16 08:53:00 UTC
[jira] [Updated] (SPARK-40535) NPE from observe of collect_list
[ https://issues.apache.org/jira/browse/SPARK-40535?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Yuming Wang updated SPARK-40535:
--------------------------------
Fix Version/s: 3.3.1
(was: 3.3.2)
> NPE from observe of collect_list
> --------------------------------
>
> Key: SPARK-40535
> URL: https://issues.apache.org/jira/browse/SPARK-40535
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 3.4.0
> Reporter: Max Gekk
> Assignee: jiaan.geng
> Priority: Major
> Fix For: 3.4.0, 3.3.1
>
>
> The code below reproduces the issue:
> {code:scala}
> import org.apache.spark.sql.functions._
> val df = spark.range(1,10,1,11)
> df.observe("collectedList", collect_list("id")).collect()
> {code}
> instead of
> {code}
> Array(1, 2, 3, 4, 5, 6, 7, 8, 9)
> {code}
> it fails with the NPE:
> {code:java}
> java.lang.NullPointerException
> at org.apache.spark.sql.catalyst.expressions.aggregate.TypedImperativeAggregate.getBufferObject(interfaces.scala:641)
> at org.apache.spark.sql.catalyst.expressions.aggregate.TypedImperativeAggregate.getBufferObject(interfaces.scala:602)
> at org.apache.spark.sql.catalyst.expressions.aggregate.TypedImperativeAggregate.serializeAggregateBufferInPlace(interfaces.scala:624)
> at org.apache.spark.sql.execution.AggregatingAccumulator.withBufferSerialized(AggregatingAccumulator.scala:205)
> at org.apache.spark.sql.execution.AggregatingAccumulator.withBufferSerialized(AggregatingAccumulator.scala:33)
> {code}
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