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  1. Hive
  2. HIVE-24585

NPE in VectorizedOrcAcidRowBatchReader if LLAP is used with IO disabled

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      NPE is thrown if LLAP mode is turned on and LLAP daemon executes a query on an ACID table if LLAP IO is disabled. Although this doesn't seem to be a very useful LLAP environment setup, we'll need to cover this edge case too.

      Caused by: java.lang.RuntimeException: java.io.IOException: java.lang.NullPointerException
      	at org.apache.hadoop.mapred.split.TezGroupedSplitsInputFormat$TezGroupedSplitsRecordReader.initNextRecordReader(TezGroupedSplitsInputFormat.java:206)
      	at org.apache.hadoop.mapred.split.TezGroupedSplitsInputFormat$TezGroupedSplitsRecordReader.<init>(TezGroupedSplitsInputFormat.java:145)
      	at org.apache.hadoop.mapred.split.TezGroupedSplitsInputFormat.getRecordReader(TezGroupedSplitsInputFormat.java:111)
      	at org.apache.tez.mapreduce.lib.MRReaderMapred.setupOldRecordReader(MRReaderMapred.java:156)
      	at org.apache.tez.mapreduce.lib.MRReaderMapred.setSplit(MRReaderMapred.java:82)
      	at org.apache.tez.mapreduce.input.MRInput.initFromEventInternal(MRInput.java:703)
      	at org.apache.tez.mapreduce.input.MRInput.initFromEvent(MRInput.java:662)
      	at org.apache.tez.mapreduce.input.MRInputLegacy.checkAndAwaitRecordReaderInitialization(MRInputLegacy.java:150)
      	at org.apache.tez.mapreduce.input.MRInputLegacy.init(MRInputLegacy.java:114)
      	at org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.getMRInput(MapRecordProcessor.java:543)
      	at org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.init(MapRecordProcessor.java:189)
      	at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:266)
      	... 15 more
      Caused by: java.io.IOException: java.lang.NullPointerException
      	at org.apache.hadoop.hive.io.HiveIOExceptionHandlerChain.handleRecordReaderCreationException(HiveIOExceptionHandlerChain.java:97)
      	at org.apache.hadoop.hive.io.HiveIOExceptionHandlerUtil.handleRecordReaderCreationException(HiveIOExceptionHandlerUtil.java:57)
      	at org.apache.hadoop.hive.ql.io.HiveInputFormat.getRecordReader(HiveInputFormat.java:431)
      	at org.apache.hadoop.mapred.split.TezGroupedSplitsInputFormat$TezGroupedSplitsRecordReader.initNextRecordReader(TezGroupedSplitsInputFormat.java:203)
      	... 26 more
      Caused by: java.lang.NullPointerException
      	at org.apache.hadoop.hive.ql.io.orc.VectorizedOrcAcidRowBatchReader.getOrcTail(VectorizedOrcAcidRowBatchReader.java:680)
      	at org.apache.hadoop.hive.ql.io.orc.VectorizedOrcAcidRowBatchReader.findMinMaxKeys(VectorizedOrcAcidRowBatchReader.java:426)
      	at org.apache.hadoop.hive.ql.io.orc.VectorizedOrcAcidRowBatchReader.<init>(VectorizedOrcAcidRowBatchReader.java:273)
      	at org.apache.hadoop.hive.ql.io.orc.VectorizedOrcAcidRowBatchReader.<init>(VectorizedOrcAcidRowBatchReader.java:159)
      	at org.apache.hadoop.hive.ql.io.orc.VectorizedOrcAcidRowBatchReader.<init>(VectorizedOrcAcidRowBatchReader.java:154)
      	at org.apache.hadoop.hive.ql.io.orc.OrcInputFormat.getRecordReader(OrcInputFormat.java:2074)
      	at org.apache.hadoop.hive.ql.io.RecordReaderWrapper.create(RecordReaderWrapper.java:72)
      	at org.apache.hadoop.hive.ql.io.HiveInputFormat.getRecordReader(HiveInputFormat.java:428)
      	... 27 more 

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              szita Ádám Szita
              szita Ádám Szita
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