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From "Dongjoon Hyun (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-26865) ORC filter pushdown should be case insensitive by default
Date Wed, 13 Feb 2019 05:20:00 GMT

    [ https://issues.apache.org/jira/browse/SPARK-26865?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16766785#comment-16766785
] 

Dongjoon Hyun commented on SPARK-26865:
---------------------------------------

Oh, it's on master branch. I'm investigating it.

> ORC filter pushdown should be case insensitive by default
> ---------------------------------------------------------
>
>                 Key: SPARK-26865
>                 URL: https://issues.apache.org/jira/browse/SPARK-26865
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 2.4.0
>            Reporter: Wenchen Fan
>            Priority: Major
>
> steps to reproduce:
> {code}
> spark.range(10).write.orc("/tmp/o1")
> spark.read.schema("ID long").orc("/tmp/o1").filter("id > 5").show
> java.util.NoSuchElementException: key not found: id
>   at scala.collection.immutable.Map$Map1.apply(Map.scala:114)
>   at org.apache.spark.sql.execution.datasources.orc.OrcFilters$.createBuilder(OrcFilters.scala:263)
>   at org.apache.spark.sql.execution.datasources.orc.OrcFilters$.buildSearchArgument(OrcFilters.scala:153)
>   at org.apache.spark.sql.execution.datasources.orc.OrcFilters$.$anonfun$convertibleFilters$1(OrcFilters.scala:99)
>   at scala.collection.TraversableLike.$anonfun$flatMap$1(TraversableLike.scala:244)
>   at scala.collection.IndexedSeqOptimized.foreach(IndexedSeqOptimized.scala:36)
>   at scala.collection.IndexedSeqOptimized.foreach$(IndexedSeqOptimized.scala:33)
>   at scala.collection.mutable.WrappedArray.foreach(WrappedArray.scala:39)
>   at scala.collection.TraversableLike.flatMap(TraversableLike.scala:244)
>   at scala.collection.TraversableLike.flatMap$(TraversableLike.scala:241)
>   at scala.collection.AbstractTraversable.flatMap(Traversable.scala:108)
>   at org.apache.spark.sql.execution.datasources.orc.OrcFilters$.convertibleFilters(OrcFilters.scala:98)
>   at org.apache.spark.sql.execution.datasources.orc.OrcFilters$.createFilter(OrcFilters.scala:87)
>   at org.apache.spark.sql.execution.datasources.v2.orc.OrcScanBuilder.pushFilters(OrcScanBuilder.scala:50)
> {code}



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