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Posted to issues@spark.apache.org by "jiaan.geng (Jira)" <ji...@apache.org> on 2023/01/06 09:33:00 UTC
[jira] [Commented] (SPARK-41879) `DataFrame.collect` should support nested types
[ https://issues.apache.org/jira/browse/SPARK-41879?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17655350#comment-17655350 ]
jiaan.geng commented on SPARK-41879:
------------------------------------
I will take a look!
> `DataFrame.collect` should support nested types
> -----------------------------------------------
>
> Key: SPARK-41879
> URL: https://issues.apache.org/jira/browse/SPARK-41879
> Project: Spark
> Issue Type: Sub-task
> Components: Connect, PySpark
> Affects Versions: 3.4.0
> Reporter: Ruifeng Zheng
> Priority: Major
>
> {code:java}
> File "/Users/ruifeng.zheng/Dev/spark/python/pyspark/sql/connect/functions.py", line 1578, in pyspark.sql.connect.functions.struct
> Failed example:
> df.select(struct('age', 'name').alias("struct")).collect()
> Expected:
> [Row(struct=Row(age=2, name='Alice')), Row(struct=Row(age=5, name='Bob'))]
> Got:
> [Row(struct={'age': 2, 'name': 'Alice'}), Row(struct={'age': 5, 'name': 'Bob'})]
> {code}
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