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Kyle Kent commented on SPARK-38004: ----------------------------------- [~itholic] Finally made the pull request. I had trouble building the docs on my m1 mac which is an issue I have with building static sites. I figure the change is small enough it isn't too big of a deal. https://github.com/apache/spark/pull/38070 > read_excel's parameter - mangle_dupe_cols is used to handle duplicate columns > but fails if the duplicate columns are case sensitive. > ------------------------------------------------------------------------------------------------------------------------------------ > > Key: SPARK-38004 > URL: https://issues.apache.org/jira/browse/SPARK-38004 > Project: Spark > Issue Type: Documentation > Components: PySpark > Affects Versions: 3.2.0 > Reporter: Saikrishna Pujari > Priority: Minor > > mangle_dupe_cols - default is True > So ideally it should have handled duplicate columns, but in case the columns > are case sensitive it fails as below. > AnalysisException: Reference '{{{}Sheet.col{}}}' is ambiguous, could be > Sheet.col, Sheet.col. > Where two columns are Col and cOL > In the best practices, there is a mention of not to use case sensitive > columns - > [https://koalas.readthedocs.io/en/latest/user_guide/best_practices.html#do-not-use-duplicated-column-names] > Either the docs for read_excel/mangle_dupe_cols have to be updated about this > or it has to be handled. -- This message was sent by Atlassian Jira (v8.20.10#820010) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org