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https://issues.apache.org/jira/browse/SPARK-21884?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dongjoon Hyun closed SPARK-21884.
---------------------------------
Resolution: Duplicate
This is fixed at SPARK-21477 in master branch.
> Fix StackOverflowError on MetadataOnlyQuery
> -------------------------------------------
>
> Key: SPARK-21884
> URL: https://issues.apache.org/jira/browse/SPARK-21884
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.2.0
> Reporter: Dongjoon Hyun
>
> This issue aims to fix StackOverflowError in branch-2.2. In Apache master
> branch, it doesn't throw StackOverflowError.
> {code}
> scala> spark.version
> res0: String = 2.2.0
> scala> sql("CREATE TABLE t_1000 (a INT, p INT) USING PARQUET PARTITIONED BY
> (p)")
> res1: org.apache.spark.sql.DataFrame = []
> scala> (1 to 1000).foreach(p => sql(s"ALTER TABLE t_1000 ADD PARTITION
> (p=$p)"))
> scala> sql("SELECT COUNT(DISTINCT p) FROM t_1000").collect
> java.lang.StackOverflowError
> at
> java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1522)
> {code}
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