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Posted to issues@spark.apache.org by "Tim Armstrong (Jira)" <ji...@apache.org> on 2021/08/12 19:28:00 UTC

[jira] [Commented] (SPARK-36501) LSHModel.approxSimilarityJoin can generate invalid column names

    [ https://issues.apache.org/jira/browse/SPARK-36501?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17398252#comment-17398252 ] 

Tim Armstrong commented on SPARK-36501:
---------------------------------------

I have a fix for this...

> LSHModel.approxSimilarityJoin can generate invalid column names
> ---------------------------------------------------------------
>
>                 Key: SPARK-36501
>                 URL: https://issues.apache.org/jira/browse/SPARK-36501
>             Project: Spark
>          Issue Type: Bug
>          Components: MLlib
>    Affects Versions: 3.1.2
>            Reporter: Tim Armstrong
>            Priority: Major
>              Labels: flaky
>
> "approxSimilarityJoin for self join" in BucketedRandomProjectionLSHSuite can fail with:
>         org.apache.spark.sql.AnalysisException: cannot resolve '`keys#Ἅ簩`.`왐㏋`' given input columns: [keys#Ἅ簩.왐㏋];



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