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Posted to issues@spark.apache.org by "Apache Spark (Jira)" <ji...@apache.org> on 2023/02/07 08:21:00 UTC
[jira] [Commented] (SPARK-41823) DataFrame.join creating ambiguous column names
[ https://issues.apache.org/jira/browse/SPARK-41823?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17685133#comment-17685133 ]
Apache Spark commented on SPARK-41823:
--------------------------------------
User 'zhengruifeng' has created a pull request for this issue:
https://github.com/apache/spark/pull/39925
> DataFrame.join creating ambiguous column names
> ----------------------------------------------
>
> Key: SPARK-41823
> URL: https://issues.apache.org/jira/browse/SPARK-41823
> Project: Spark
> Issue Type: Sub-task
> Components: Connect
> Affects Versions: 3.4.0
> Reporter: Sandeep Singh
> Priority: Major
>
> {code:java}
> File "/Users/s.singh/personal/spark-oss/python/pyspark/sql/connect/dataframe.py", line 254, in pyspark.sql.connect.dataframe.DataFrame.drop
> Failed example:
> df.join(df2, df.name == df2.name, 'inner').drop('name').show()
> Exception raised:
> Traceback (most recent call last):
> File "/usr/local/Cellar/python@3.10/3.10.8/Frameworks/Python.framework/Versions/3.10/lib/python3.10/doctest.py", line 1350, in __run
> exec(compile(example.source, filename, "single",
> File "<doctest pyspark.sql.connect.dataframe.DataFrame.drop[5]>", line 1, in <module>
> df.join(df2, df.name == df2.name, 'inner').drop('name').show()
> File "/Users/s.singh/personal/spark-oss/python/pyspark/sql/connect/dataframe.py", line 534, in show
> print(self._show_string(n, truncate, vertical))
> File "/Users/s.singh/personal/spark-oss/python/pyspark/sql/connect/dataframe.py", line 423, in _show_string
> ).toPandas()
> File "/Users/s.singh/personal/spark-oss/python/pyspark/sql/connect/dataframe.py", line 1031, in toPandas
> return self._session.client.to_pandas(query)
> File "/Users/s.singh/personal/spark-oss/python/pyspark/sql/connect/client.py", line 413, in to_pandas
> return self._execute_and_fetch(req)
> File "/Users/s.singh/personal/spark-oss/python/pyspark/sql/connect/client.py", line 573, in _execute_and_fetch
> self._handle_error(rpc_error)
> File "/Users/s.singh/personal/spark-oss/python/pyspark/sql/connect/client.py", line 619, in _handle_error
> raise SparkConnectAnalysisException(
> pyspark.sql.connect.client.SparkConnectAnalysisException: [AMBIGUOUS_REFERENCE] Reference `name` is ambiguous, could be: [`name`, `name`].
> Plan: {code}
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