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  1. Spark
  2. SPARK-21884

Fix StackOverflowError on MetadataOnlyQuery

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Duplicate
    • Affects Version/s: 2.2.0
    • Fix Version/s: None
    • Component/s: SQL
    • Labels:
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      Description

      This issue aims to fix StackOverflowError in branch-2.2. In Apache master branch, it doesn't throw StackOverflowError.

      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)
      

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              • Assignee:
                Unassigned
                Reporter:
                dongjoon Dongjoon Hyun
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                • Created:
                  Updated:
                  Resolved: