Max Gekk created SPARK-40535:
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Summary: 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
The code below reproduces the issue:
{code:code}
import org.apache.spark.sql.functions._
val df = spark.range(1,10,1,11)
df.observe("collectedList", collect_list("id")).collect()
{code}
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