How to use

getDetailedReadPositionString

method

in

org.apache.hadoop.hive.ql.exec.vector.VectorDeserializeRow

private void doSmallTableKeyDeserializeRow(VectorizedRowBatch batch, int batchIndex,
  byte[] keyBytes, int keyOffset, int keyLength)
    throws HiveException {
 smallTableKeyOuterVectorDeserializeRow.setBytes(keyBytes, keyOffset, keyLength);
 try {
  // Our hash tables are immutable.  We can safely do by reference STRING, CHAR/VARCHAR, etc.
  smallTableKeyOuterVectorDeserializeRow.deserializeByRef(batch, batchIndex);
 } catch (Exception e) {
  throw new HiveException(
    "\nDeserializeRead detail: " +
      smallTableKeyOuterVectorDeserializeRow.getDetailedReadPositionString(),
    e);
 }
}

@Override
public void writeOneRow(Writable row) throws IOException {
 if (sourceBatch.size == VectorizedRowBatch.DEFAULT_SIZE) {
  flushBatch();
 }
 BinaryComparable binComp = (BinaryComparable)row;
 deserializeRead.set(binComp.getBytes(), 0, binComp.getLength());
 // Deserialize and append new row using the current batch size as the index.
 try {
  // Not using ByRef now since it's unsafe for text readers. Might be safe for others.
  vectorDeserializeRow.deserialize(sourceBatch, sourceBatch.size++);
 } catch (Exception e) {
  throw new IOException("DeserializeRead detail: "
    + vectorDeserializeRow.getDetailedReadPositionString(), e);
 }
}

protected void doSmallTableValueDeserializeRow(VectorizedRowBatch batch, int batchIndex,
  ByteSegmentRef byteSegmentRef, VectorMapJoinHashMapResult hashMapResult)
    throws HiveException {
 byte[] bytes = byteSegmentRef.getBytes();
 int offset = (int) byteSegmentRef.getOffset();
 int length = byteSegmentRef.getLength();
 smallTableValueVectorDeserializeRow.setBytes(bytes, offset, length);
 try {
  // Our hash tables are immutable.  We can safely do by reference STRING, CHAR/VARCHAR, etc.
  smallTableValueVectorDeserializeRow.deserializeByRef(batch, batchIndex);
 } catch (Exception e) {
  throw new HiveException(
    "\nHashMapResult detail: " +
      hashMapResult.getDetailedHashMapResultPositionString() +
    "\nDeserializeRead detail: " +
      smallTableValueVectorDeserializeRow.getDetailedReadPositionString(),
    e);
 }
}

protected void doSmallTableDeserializeRow(VectorizedRowBatch batch, int batchIndex,
  ByteSegmentRef byteSegmentRef, VectorMapJoinHashMapResult hashMapResult)
    throws HiveException {
 byte[] bytes = byteSegmentRef.getBytes();
 int offset = (int) byteSegmentRef.getOffset();
 int length = byteSegmentRef.getLength();
 smallTableVectorDeserializeRow.setBytes(bytes, offset, length);
 try {
  // Our hash tables are immutable.  We can safely do by reference STRING, CHAR/VARCHAR, etc.
  smallTableVectorDeserializeRow.deserializeByRef(batch, batchIndex);
 } catch (Exception e) {
  throw new HiveException(
    "\nHashMapResult detail: " +
      hashMapResult.getDetailedHashMapResultPositionString() +
    "\nDeserializeRead detail: " +
      smallTableVectorDeserializeRow.getDetailedReadPositionString(),
    e);
 }
}

throw new HiveException(
  "\nDeserializeRead detail: " +
    bigTableVectorDeserializeRow.getDetailedReadPositionString(),
  e);

 throw new HiveException(
   "\nDeserializeRead details: " +
     keyBinarySortableDeserializeToRow.getDetailedReadPositionString(),
   e);
throw new HiveException(
  "\nDeserializeRead details: " +
    keyBinarySortableDeserializeToRow.getDetailedReadPositionString(),
  e);

throw new HiveException(
  "\nDeserializeRead details: " +
    keyBinarySortableDeserializeToRow.getDetailedReadPositionString(),
  e);

throw new HiveException(
  "\nDeserializeRead detail: " +
    bigTableVectorDeserializeRow.getDetailedReadPositionString(),
  e);

throw new HiveException(
  "\nDeserializeRead detail: " +
    currentVectorDeserializeRow.getDetailedReadPositionString(),
  e);

throw new HiveException(
  "\nDeserializeRead details: " +
    keyBinarySortableDeserializeToRow.getDetailedReadPositionString(),
  e);

throw new HiveException(
  "\nDeserializeRead detail: " +
    bufferedBatchVectorDeserializeRow.getDetailedReadPositionString(),
  e);

throw new HiveException(
  "\nDeserializeRead detail: " +
    currentVectorDeserializeRow.getDetailedReadPositionString(),
  e);

throw new HiveException(
  "\nDeserializeRead details: " +
    vectorDeserializeRow.getDetailedReadPositionString(),
  e);

@Override
public void writeOneRow(Writable row) throws IOException {
 if (sourceBatch.size == VectorizedRowBatch.DEFAULT_SIZE) {
  flushBatch();
 }
 BinaryComparable binComp = (BinaryComparable)row;
 deserializeRead.set(binComp.getBytes(), 0, binComp.getLength());
 // Deserialize and append new row using the current batch size as the index.
 try {
  // Not using ByRef now since it's unsafe for text readers. Might be safe for others.
  vectorDeserializeRow.deserialize(sourceBatch, sourceBatch.size++);
 } catch (Exception e) {
  throw new IOException("DeserializeRead detail: "
    + vectorDeserializeRow.getDetailedReadPositionString(), e);
 }
}