Package org.apache.drill.exec.record

Examples of org.apache.drill.exec.record.VectorContainer.zeroVectors()

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      for (VectorWrapper w : secondContainer) {
        TransferPair pair = wrapperIterator.next().getValueVector().makeTransferPair(w.getValueVector());
        pair.transfer();
      }
      secondContainer.setRecordCount(c.getRecordCount());
      c.zeroVectors();
    } else {
      secondContainer.zeroVectors();
      hasSecond = false;
    }
    batchPointer = 0;
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      for (VectorWrapper w : firstContainer) {
        TransferPair pair = wrapperIterator.next().getValueVector().makeTransferPair(w.getValueVector());
        pair.transfer();
      }
      firstContainer.setRecordCount(c.getRecordCount());
      c.zeroVectors();
    } else {
      batchPointer = -1;
      pointer = -1;
      firstContainer.zeroVectors();
      secondContainer.zeroVectors();
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      for (VectorWrapper w : secondContainer) {
        TransferPair pair = wrapperIterator.next().getValueVector().makeTransferPair(w.getValueVector());
        pair.transfer();
      }
      secondContainer.setRecordCount(c.getRecordCount());
      c.zeroVectors();
    } else {
      secondContainer.zeroVectors();
      hasSecond = false;
    }
    batchPointer = 0;
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        AllocationHelper.allocate(vv, samplingFactor * partitions, allocationSize);
      }
      if (copier.copyRecords(recordsSampled / (samplingFactor * partitions), 0, samplingFactor * partitions)) {
        break;
      } else {
        containerToCache.zeroVectors();
        allocationSize *= 2;
      }
    }
    for (VectorWrapper<?> vw : containerToCache) {
      vw.getValueVector().getMutator().setValueCount(copier.getOutputRecords());
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        for (VectorWrapper<?> vw : candidatePartitionTable) {
          vw.getValueVector().getMutator().setValueCount(copier.getOutputRecords());
        }
        break;
      } else {
        candidatePartitionTable.zeroVectors();
        allocationSize *= 2;
      }
    }
    candidatePartitionTable.setRecordCount(copier.getOutputRecords());
    WritableBatch batch = WritableBatch.getBatchNoHVWrap(candidatePartitionTable.getRecordCount(), candidatePartitionTable, false);
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        logger.error("Failure during query", ex);
        context.fail(ex);
        return IterOutcome.STOP;
      }
      doWork(vc);
      vc.zeroVectors();
      return IterOutcome.OK_NEW_SCHEMA;
    }

    // Reaching this point, either this is the first iteration, or there are no batches left on the queue and there are
    // more incoming
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        logger.error("Failure during query", ex);
        context.fail(ex);
        return IterOutcome.STOP;
      }
      doWork(vc);
      vc.zeroVectors();
      recordCount = vc.getRecordCount();
      return IterOutcome.OK_NEW_SCHEMA;
    }

    // if this now that all the batches on the queue are processed, we begin processing the incoming batches. For the
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         schemaChangeIdx.add(batchNum);

       prevSchema = vectorContainer.getSchema();
       batchNum ++;

       vectorContainer.zeroVectors();
    }

     /* output the summary stat */
     System.out.println(String.format("Total # of batches: %d", batchNum));
     //output: rows, selectedRows, avg rec size, total data size.
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      vcSerializable = new VectorAccessibleSerializable(DumpCat.allocator);
      vcSerializable.readFromStream(input);

      if (batchNum != targetBatchNum) {
        VectorContainer vectorContainer = (VectorContainer) vcSerializable.get();
        vectorContainer.zeroVectors();
      }
    }

    if (batchNum < targetBatchNum) {
      System.out.println(String.format("Wrong input of batch # ! Total # of batch in the file is %d. Please input a number 0..%d as batch #", batchNum+1, batchNum));
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    }

    if (vcSerializable != null) {
      showSingleBatch(vcSerializable, showHeader);
      VectorContainer vectorContainer = (VectorContainer) vcSerializable.get();
      vectorContainer.zeroVectors();
    }
  }


  private void showSingleBatch (VectorAccessibleSerializable vcSerializable, boolean showHeader) {
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