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  1. Spark
  2. SPARK-30763

Fix java.lang.IndexOutOfBoundsException No group 1 for regexp_extract

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 2.4.5, 3.0.0
    • Fix Version/s: 2.4.6, 3.0.0
    • Component/s: SQL
    • Labels:
      None

      Description

      The current implement of regexp_extract will throws a unprocessed exception show below:

      SELECT regexp_extract('1a 2b 14m', '
      d+')

       

      [info]   org.apache.spark.SparkException: Job aborted due to stage failure: Task 1 in stage 22.0 failed 1 times, most recent failure: Lost task 1.0 in stage 22.0 (TID 33, 192.168.1.6, executor driver): java.lang.IndexOutOfBoundsException: No group 1
      [info] at java.util.regex.Matcher.group(Matcher.java:538)
      [info] at org.apache.spark.sql.catalyst.expressions.GeneratedClass$GeneratedIteratorForCodegenStage1.processNext(Unknown Source)
      [info] at org.apache.spark.sql.execution.BufferedRowIterator.hasNext(BufferedRowIterator.java:43)
      [info] at org.apache.spark.sql.execution.WholeStageCodegenExec$$anon$1.hasNext(WholeStageCodegenExec.scala:729)
      [info] at scala.collection.Iterator$$anon$10.hasNext(Iterator.scala:458)
      [info] at scala.collection.Iterator$$anon$10.hasNext(Iterator.scala:458)
      [info] at org.apache.spark.util.Utils$.getIteratorSize(Utils.scala:1804)
      [info] at org.apache.spark.rdd.RDD.$anonfun$count$1(RDD.scala:1227)
      [info] at org.apache.spark.rdd.RDD.$anonfun$count$1$adapted(RDD.scala:1227)
      [info] at org.apache.spark.SparkContext.$anonfun$runJob$5(SparkContext.scala:2156)
      [info] at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:90)
      [info] at org.apache.spark.scheduler.Task.run(Task.scala:127)
      [info] at org.apache.spark.executor.Executor$TaskRunner.$anonfun$run$3(Executor.scala:444)
      [info] at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1377)
      [info] at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:447)
      [info] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
      [info] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
      [info] at java.lang.Thread.run(Thread.java:748)
      

       

      I think should treat this exception well.

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            • Assignee:
              beliefer jiaan.geng
              Reporter:
              beliefer jiaan.geng
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              • Created:
                Updated:
                Resolved: