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Posted to issues@spark.apache.org by "Imran Rashid (JIRA)" <ji...@apache.org> on 2015/05/02 02:41:06 UTC
[jira] [Resolved] (SPARK-6999) infinite recursion with
createDataFrame(JavaRDD[Row], java.util.List[String])
[ https://issues.apache.org/jira/browse/SPARK-6999?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Imran Rashid resolved SPARK-6999.
---------------------------------
Resolution: Fixed
Fix Version/s: 1.4.0
Issue resolved by pull request 5804
[https://github.com/apache/spark/pull/5804]
> infinite recursion with createDataFrame(JavaRDD[Row], java.util.List[String])
> -----------------------------------------------------------------------------
>
> Key: SPARK-6999
> URL: https://issues.apache.org/jira/browse/SPARK-6999
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 1.3.0
> Reporter: Justin Uang
> Priority: Blocker
> Fix For: 1.4.0
>
>
> It looks like
> {code}
> def createDataFrame(rowRDD: JavaRDD[Row], columns: java.util.List[String]): DataFrame = {
> createDataFrame(rowRDD.rdd, columns.toSeq)
> }
> {code}
> is in fact an infinite recursion because it calls itself. Scala implicit conversions convert the arguments back into a JavaRDD and a java.util.List.
> {code}
> 15/04/19 16:51:24 INFO BlockManagerMaster: Trying to register BlockManager
> 15/04/19 16:51:24 INFO BlockManagerMasterActor: Registering block manager localhost:53711 with 1966.1 MB RAM, BlockManagerId(<driver>, localhost, 53711)
> 15/04/19 16:51:24 INFO BlockManagerMaster: Registered BlockManager
> Exception in thread "main" java.lang.StackOverflowError
> at scala.collection.mutable.AbstractSeq.<init>(Seq.scala:47)
> at scala.collection.mutable.AbstractBuffer.<init>(Buffer.scala:48)
> at scala.collection.convert.Wrappers$JListWrapper.<init>(Wrappers.scala:84)
> at scala.collection.convert.WrapAsScala$class.asScalaBuffer(WrapAsScala.scala:127)
> at scala.collection.JavaConversions$.asScalaBuffer(JavaConversions.scala:53)
> at org.apache.spark.sql.SQLContext.createDataFrame(SQLContext.scala:408)
> at org.apache.spark.sql.SQLContext.createDataFrame(SQLContext.scala:408)
> at org.apache.spark.sql.SQLContext.createDataFrame(SQLContext.scala:408)
> at org.apache.spark.sql.SQLContext.createDataFrame(SQLContext.scala:408)
> {code}
> Here is the code sample I used to reproduce the issue:
> {code}
> /**
> * @author juang
> */
> public final class InfiniteRecursionExample {
> public static void main(String[] args) {
> JavaSparkContext sc = new JavaSparkContext("local", "infinite_recursion_example");
> List<Row> rows = Lists.newArrayList();
> JavaRDD<Row> rowRDD = sc.parallelize(rows);
> SQLContext sqlContext = new SQLContext(sc);
> sqlContext.createDataFrame(rowRDD, ImmutableList.of("myCol"));
> }
> }
> {code}
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