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https://issues.apache.org/jira/browse/SPARK-4676?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Armbrust resolved SPARK-4676.
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Resolution: Fixed
Fix Version/s: 1.2.0
Issue resolved by pull request 3538
[https://github.com/apache/spark/pull/3538]
> JavaSchemaRDD.schema may throw NullType MatchError if sql has null
> ------------------------------------------------------------------
>
> Key: SPARK-4676
> URL: https://issues.apache.org/jira/browse/SPARK-4676
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Reporter: YanTang Zhai
> Fix For: 1.2.0
>
>
> val jsc = new org.apache.spark.api.java.JavaSparkContext(sc)
> val jhc = new org.apache.spark.sql.hive.api.java.JavaHiveContext(jsc)
> val nrdd = jhc.hql("select null from spark_test.for_test")
> println(nrdd.schema)
> Then the error is thrown as follows:
> scala.MatchError: NullType (of class
> org.apache.spark.sql.catalyst.types.NullType$)
> at
> org.apache.spark.sql.types.util.DataTypeConversions$.asJavaDataType(DataTypeConversions.scala:43)
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