Package org.apache.drill.exec.vector

Examples of org.apache.drill.exec.vector.ValueVector$Mutator


    List<Object> res = new ArrayList<Object>();
    RecordBatchLoader loader = new RecordBatchLoader(getAllocator());
    for(QueryResultBatch result : resultList) {
      if (result.getData() != null) {
        loader.load(result.getHeader().getDef(), result.getData());
        ValueVector v = loader.iterator().next().getValueVector();
        for (int j = 0; j < v.getAccessor().getValueCount(); j++) {
          if  (v instanceof VarCharVector) {
            res.add(new String(((VarCharVector) v).getAccessor().get(j)));
          } else {
            res.add(v.getAccessor().getObject(j));
          }
        }
        loader.clear();
        result.release();
      }
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  }

  protected void populatePartitionVectors(int recordCount) {
    for (int i = 0; i < pVectors.size(); i++) {
      int size = 50;
      ValueVector vector = pVectors.get(i);
      Object val = selectedPartitionValues.get(i);
      PrimitiveCategory pCat = ((PrimitiveTypeInfo)selectedPartitionTypes.get(i)).getPrimitiveCategory();
      if (pCat == PrimitiveCategory.BINARY || pCat == PrimitiveCategory.STRING || pCat == PrimitiveCategory.VARCHAR) {
        size = ((byte[]) selectedPartitionValues.get(i)).length;
      }

      VectorAllocator.getAllocator(vector, size).alloc(recordCount);

      switch(pCat) {
        case BINARY: {
          VarBinaryVector v = (VarBinaryVector) vector;
          byte[] value = (byte[]) val;
          for (int j = 0; j < recordCount; j++) {
            v.getMutator().setSafe(j, value);
          }
          break;
        }
        case BOOLEAN: {
          BitVector v = (BitVector) vector;
          Boolean value = (Boolean) val;
          for (int j = 0; j < recordCount; j++) {
            v.getMutator().set(j, value ? 1 : 0);
          }
          break;
        }
        case BYTE: {
          TinyIntVector v = (TinyIntVector) vector;
          byte value = (byte) val;
          for (int j = 0; j < recordCount; j++) {
            v.getMutator().setSafe(j, value);
          }
          break;
        }
        case DOUBLE: {
          Float8Vector v = (Float8Vector) vector;
          double value = (double) val;
          for (int j = 0; j < recordCount; j++) {
            v.getMutator().setSafe(j, value);
          }
          break;
        }
        case FLOAT: {
          Float4Vector v = (Float4Vector) vector;
          float value = (float) val;
          for (int j = 0; j < recordCount; j++) {
            v.getMutator().setSafe(j, value);
          }
          break;
        }
        case INT: {
          IntVector v = (IntVector) vector;
          int value = (int) val;
          for (int j = 0; j < recordCount; j++) {
            v.getMutator().setSafe(j, value);
          }
          break;
        }
        case LONG: {
          BigIntVector v = (BigIntVector) vector;
          long value = (long) val;
          for (int j = 0; j < recordCount; j++) {
            v.getMutator().setSafe(j, value);
          }
          break;
        }
        case SHORT: {
          SmallIntVector v = (SmallIntVector) vector;
          short value = (short) val;
          for (int j = 0; j < recordCount; j++) {
            v.getMutator().setSafe(j, value);
          }
          break;
        }
        case VARCHAR:
        case STRING: {
          VarCharVector v = (VarCharVector) vector;
          byte[] value = (byte[]) val;
          for (int j = 0; j < recordCount; j++) {
            v.getMutator().setSafe(j, value);
          }
          break;
        }
        case TIMESTAMP: {
          TimeStampVector v = (TimeStampVector) vector;
          DateTime ts = new DateTime(((Timestamp) val).getTime()).withZoneRetainFields(DateTimeZone.UTC);
          long value = ts.getMillis();
          for (int j = 0; j < recordCount; j++) {
            v.getMutator().setSafe(j, value);
          }
          break;
        }
        case DATE: {
          DateVector v = (DateVector) vector;
          DateTime date = new DateTime(((Date)val).getTime()).withZoneRetainFields(DateTimeZone.UTC);
          long value = date.getMillis();
          for (int j = 0; j < recordCount; j++) {
            v.getMutator().setSafe(j, value);
          }
          break;
        }
        case DECIMAL: {
          VarCharVector v = (VarCharVector) vector;
          byte[] value = ((HiveDecimal) val).toString().getBytes();
          for (int j = 0; j < recordCount; j++) {
            v.getMutator().setSafe(j, value);
          }
          break;
        }
        default:
          throwUnsupportedHiveDataTypeError(pCat.toString());
      }
      vector.getMutator().setValueCount(recordCount);
    }
  }
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public class TestLoad extends ExecTest {

  @Test
  public void testLoadValueVector() throws Exception {
    BufferAllocator allocator = new TopLevelAllocator();
    ValueVector fixedV = new IntVector(MaterializedField.create(new SchemaPath("ints", ExpressionPosition.UNKNOWN),
        Types.required(MinorType.INT)), allocator);
    ValueVector varlenV = new VarCharVector(MaterializedField.create(
        new SchemaPath("chars", ExpressionPosition.UNKNOWN), Types.required(MinorType.VARCHAR)), allocator);
    ValueVector nullableVarlenV = new NullableVarCharVector(MaterializedField.create(new SchemaPath("chars",
        ExpressionPosition.UNKNOWN), Types.optional(MinorType.VARCHAR)), allocator);

    List<ValueVector> vectors = Lists.newArrayList(fixedV, varlenV, nullableVarlenV);
    for (ValueVector v : vectors) {
      AllocationHelper.allocate(v, 100, 50);
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      for (QueryResultBatch b : results) {
        System.out.println(String.format("Got %d results", b.getHeader().getRowCount()));
        loader.load(b.getHeader().getDef(), b.getData());
        for (VectorWrapper<?> vw : loader) {
          System.out.println(vw.getValueVector().getField().toExpr());
          ValueVector vv = vw.getValueVector();
          for (int i = 0; i < vv.getAccessor().getValueCount(); i++) {
            Object o = vv.getAccessor().getObject(i);
            System.out.println(vv.getAccessor().getObject(i));
          }
        }
        loader.clear();
        b.release();
      }
View Full Code Here

      for (QueryResultBatch b : results) {
        System.out.println(String.format("Got %d results", b.getHeader().getRowCount()));
        loader.load(b.getHeader().getDef(), b.getData());
        for (VectorWrapper<?> vw : loader) {
          System.out.println(vw.getValueVector().getField().toExpr());
          ValueVector vv = vw.getValueVector();
          for (int i = 0; i < vv.getAccessor().getValueCount(); i++) {
            Object o = vv.getAccessor().getObject(i);
            System.out.println(vv.getAccessor().getObject(i));
          }
        }
        loader.clear();
        b.release();
      }
View Full Code Here

      for (QueryResultBatch b : results) {
        System.out.println(String.format("Got %d results", b.getHeader().getRowCount()));
        loader.load(b.getHeader().getDef(), b.getData());
        for (VectorWrapper<?> vw : loader) {
          System.out.println(vw.getValueVector().getField().toExpr());
          ValueVector vv = vw.getValueVector();
          for (int i = 0; i < vv.getAccessor().getValueCount(); i++) {
            Object o = vv.getAccessor().getObject(i);
            if (vv instanceof VarBinaryVector) {
              VarBinaryVector.Accessor x = ((VarBinaryVector) vv).getAccessor();
              VarBinaryHolder vbh = new VarBinaryHolder();
              x.get(i, vbh);
              System.out.printf("%d..%d", vbh.start, vbh.end);

              System.out.println("[" + new String((byte[]) vv.getAccessor().getObject(i)) + "]");
            } else {
              System.out.println(vv.getAccessor().getObject(i));
            }

          }
        }
        loader.clear();
View Full Code Here

      for (QueryResultBatch b : results) {
        System.out.println(String.format("Got %d results", b.getHeader().getRowCount()));
        loader.load(b.getHeader().getDef(), b.getData());
        for (VectorWrapper vw : loader) {
          System.out.println(vw.getValueVector().getField().toExpr());
          ValueVector vv = vw.getValueVector();
          for (int i = 0; i < vv.getAccessor().getValueCount(); i++) {
            Object o = vv.getAccessor().getObject(i);
            if (vv instanceof VarBinaryVector) {
              VarBinaryVector.Accessor x = ((VarBinaryVector) vv).getAccessor();
              VarBinaryHolder vbh = new VarBinaryHolder();
              x.get(i, vbh);
              System.out.printf("%d..%d", vbh.start, vbh.end);

              System.out.println("[" + new String((byte[]) vv.getAccessor().getObject(i)) + "]");
            } else {
              System.out.println(vv.getAccessor().getObject(i));
            }

          }
        }
        loader.clear();
View Full Code Here

      for (QueryResultBatch b : results) {
        System.out.println(String.format("Got %d results", b.getHeader().getRowCount()));
        loader.load(b.getHeader().getDef(), b.getData());
        for (VectorWrapper vw : loader) {
          System.out.println(vw.getValueVector().getField().toExpr());
          ValueVector vv = vw.getValueVector();
          for (int i = 0; i < vv.getAccessor().getValueCount(); i++) {
            Object o = vv.getAccessor().getObject(i);
            if (vv instanceof VarBinaryVector) {
              VarBinaryVector.Accessor x = ((VarBinaryVector) vv).getAccessor();
              VarBinaryHolder vbh = new VarBinaryHolder();
              x.get(i, vbh);
              System.out.printf("%d..%d", vbh.start, vbh.end);

              System.out.println("[" + new String((byte[]) vv.getAccessor().getObject(i)) + "]");
            } else {
              System.out.println(vv.getAccessor().getObject(i));
            }

          }
        }
        loader.clear();
View Full Code Here

    List<Object> res = new ArrayList<Object>();
    RecordBatchLoader loader = new RecordBatchLoader(getAllocator());
    for(QueryResultBatch result : resultList) {
      if (result.getData() != null) {
        loader.load(result.getHeader().getDef(), result.getData());
        ValueVector v = loader.iterator().next().getValueVector();
        for (int j = 0; j < v.getAccessor().getValueCount(); j++) {
          if  (v instanceof VarCharVector) {
            res.add(new String(((VarCharVector) v).getAccessor().get(j)));
          } else {
            res.add(v.getAccessor().getObject(j));
          }
        }
        loader.clear();
        result.release();
      }
View Full Code Here

    protected ValueHolder visitValueVectorReadExpression(ValueVectorReadExpression e, Integer inIndex)
        throws RuntimeException {
      TypeProtos.MajorType type = e.getMajorType();

      ValueVector vv;
      ValueHolder holder;
      try {
        switch (type.getMode()) {
          case OPTIONAL:
          case REQUIRED:
View Full Code Here

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