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Posted to issues@spark.apache.org by "Lakshmi Praveena (JIRA)" <ji...@apache.org> on 2019/01/23 07:15:00 UTC
[jira] [Updated] (SPARK-26699) Dataset column output discrepancies
[ https://issues.apache.org/jira/browse/SPARK-26699?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Lakshmi Praveena updated SPARK-26699:
-------------------------------------
Summary: Dataset column output discrepancies (was: Dataset column discrepancies between Parquet )
> Dataset column output discrepancies
> ------------------------------------
>
> Key: SPARK-26699
> URL: https://issues.apache.org/jira/browse/SPARK-26699
> Project: Spark
> Issue Type: Bug
> Components: Input/Output
> Affects Versions: 2.3.2
> Reporter: Lakshmi Praveena
> Priority: Major
>
> Hi,
>
> When i run my job in Local mode with same parquet input files, the output is -
>
> locations
> --------------------
> [[[true, [[, phys...
> [[[true, [[, phys...
> [[[true, [[, phys...
> null
> [[[true, [[, phys...
> [[[true, [[, phys...
> [[[true, [[, phys...
> [[[true, [[, phys...
> [[[true, [[, phys...
> [[[true, [[, phys...
>
> But when i run the same code base with same input parquet files in the YARN cluster mode, my output is as below -
> --------------------
> locations
> --------------------
> [*WrappedArray*([tr...
> [*WrappedArray*([tr...
> [WrappedArray([tr...
> null
> [WrappedArray([tr...
> [WrappedArray([tr...
> [WrappedArray([tr...
> [WrappedArray([tr...
> [WrappedArray([tr...
> [WrappedArray([tr...
> Its appending WrappedArray :(
> I am using Apache Spark 2.3.2 version and the EMR Version while cluster is 5.19.0. What could be the reason for discrepancies in the output of certain Table columns ?
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