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  1. Kylin
  2. KYLIN-1077

Support Hive View as Lookup Table

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    Details

    • Type: New Feature
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: v1.1
    • Fix Version/s: v1.5.2.1
    • Component/s: None
    • Labels:

      Description

      If we use a view as a lookup table the cube building job fails when executing the 3rd step (Build Dimension Dictionary) with this log:

      java.io.IOException: java.lang.NullPointerException
      at org.apache.kylin.dict.lookup.HiveTable.getSignature(HiveTable.java:72)
      at org.apache.kylin.dict.DictionaryManager.buildDictionary(DictionaryManager.java:202)
      at org.apache.kylin.cube.CubeManager.buildDictionary(CubeManager.java:166)
      at org.apache.kylin.cube.cli.DictionaryGeneratorCLI.processSegment(DictionaryGeneratorCLI.java:52)
      at org.apache.kylin.cube.cli.DictionaryGeneratorCLI.processSegment(DictionaryGeneratorCLI.java:41)
      at org.apache.kylin.job.hadoop.dict.CreateDictionaryJob.run(CreateDictionaryJob.java:52)
      at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
      at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:84)
      at org.apache.kylin.job.common.HadoopShellExecutable.doWork(HadoopShellExecutable.java:62)
      at org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:107)
      at org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:51)
      at org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:107)
      at org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:130)
      at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      at java.lang.Thread.run(Thread.java:745)
      Caused by: java.lang.NullPointerException

      result code:2

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              • Assignee:
                whenwin wangxianbin
                Reporter:
                francescopalmiotto Francesco Palmiotto
              • Votes:
                1 Vote for this issue
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                Dates

                • Created:
                  Updated:
                  Resolved: