Package org.apache.drill.exec.record

Examples of org.apache.drill.exec.record.MaterializedField

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    throw new UnsupportedOperationException();
  }
 
  public static ValueVector getNewVector(SchemaPath parentPath, String name, BufferAllocator allocator, MajorType type){
    SchemaPath child = parentPath.getChild(name);
    MaterializedField field = MaterializedField.create(child, type);
    return getNewVector(field, allocator);
  }
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    try {
      ArrayList<VarLenBinaryReader.VarLengthColumn> varLengthColumns = new ArrayList<>();
      ArrayList<VarLenBinaryReader.NullableVarLengthColumn> nullableVarLengthColumns = new ArrayList<>();
      // initialize all of the column read status objects
      boolean fieldFixedLength = false;
      MaterializedField field;
      for (int i = 0; i < columns.size(); ++i) {
        column = columns.get(i);
        columnChunkMetaData = footer.getBlocks().get(0).getColumns().get(i);
        field = MaterializedField.create(toFieldName(column.getPath()),
            toMajorType(column.getType(), getDataMode(column)));
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    return x;
  }

  private ValueVector getVector(String name, MajorType type, int length) {
    assert context != null : "Context shouldn't be null.";
    MaterializedField f = MaterializedField.create(new SchemaPath(name, ExpressionPosition.UNKNOWN), type);
    ValueVector v;
    v = TypeHelper.getNewVector(f, context.getAllocator());
    AllocationHelper.allocate(v, length, 50, 4);
   
    return v;
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      if (minorType.equals(MinorType.MAP) || minorType.equals(MinorType.LATE)) {
        return null;
      }

      MaterializedField f = MaterializedField.create(new SchemaPath(fullFieldName, ExpressionPosition.UNKNOWN), type);

      ValueVector v = TypeHelper.getNewVector(f, allocator);
      AllocationHelper.allocate(v, batchSize, 50);
      holder = new VectorHolder(v);
      valueVectorMap.put(fullFieldName, holder);
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        .setMinorType(MinorType.UINT4)
        .setMode(DataMode.REQUIRED)
        .setWidth(4);
    defBuilder
        .setMajorType(typeBuilder.build());
        MaterializedField field = MaterializedField.create(defBuilder.build());

    // Create a new value vector for 1024 integers
    UInt4Vector v = new UInt4Vector(field, allocator);
    UInt4Vector.Mutator m = v.getMutator();
    v.allocateNew(1024);
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        .setMinorType(MinorType.VARCHAR)
        .setMode(DataMode.OPTIONAL)
        .setWidth(2);
    defBuilder
        .setMajorType(typeBuilder.build());
    MaterializedField field = MaterializedField.create(defBuilder.build());

    // Create a new value vector for 1024 integers
    NullableVarCharVector v = new NullableVarCharVector(field, allocator);
    NullableVarCharVector.Mutator m = v.getMutator();
    v.allocateNew(1024*10, 1024);
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        .setMinorType(MinorType.UINT4)
        .setMode(DataMode.OPTIONAL)
        .setWidth(4);
    defBuilder
        .setMajorType(typeBuilder.build());
    MaterializedField field = MaterializedField.create(defBuilder.build());

    // Create a new value vector for 1024 integers
    NullableUInt4Vector v = new NullableUInt4Vector(field, allocator);
    NullableUInt4Vector.Mutator m = v.getMutator();
    v.allocateNew(1024);
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        .setMinorType(MinorType.FLOAT4)
        .setMode(DataMode.OPTIONAL)
        .setWidth(4);
    defBuilder
        .setMajorType(typeBuilder.build());
    MaterializedField field = MaterializedField.create(defBuilder.build());

    // Create a new value vector for 1024 integers
    NullableFloat4Vector v = (NullableFloat4Vector) TypeHelper.getNewVector(field, allocator);
    NullableFloat4Vector.Mutator m = v.getMutator();
    v.allocateNew(1024);
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        .setMinorType(MinorType.BIT)
        .setMode(DataMode.REQUIRED)
        .setWidth(4);
    defBuilder
        .setMajorType(typeBuilder.build());
    MaterializedField field = MaterializedField.create(defBuilder.build());

    // Create a new value vector for 1024 integers
    BitVector v = new BitVector(field, allocator);
    BitVector.Mutator m = v.getMutator();
    v.allocateNew(1024);
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    for(int i =0; i < keyExprs.length; i++){
      NamedExpression ne = popConfig.getKeys()[i];
      final LogicalExpression expr = ExpressionTreeMaterializer.materialize(ne.getExpr(), incoming, collector);
      if(expr == null) continue;
      keyExprs[i] = expr;
      final MaterializedField outputField = MaterializedField.create(ne.getRef(), expr.getMajorType());
      ValueVector vector = TypeHelper.getNewVector(outputField, context.getAllocator());
      allocators.add(VectorAllocator.getAllocator(vector, 50));
      keyOutputIds[i] = container.add(vector);
    }
   
    for(int i =0; i < valueExprs.length; i++){
      NamedExpression ne = popConfig.getExprs()[i];
      final LogicalExpression expr = ExpressionTreeMaterializer.materialize(ne.getExpr(), incoming, collector);
      if(expr == null) continue;
     
      final MaterializedField outputField = MaterializedField.create(ne.getRef(), expr.getMajorType());
      ValueVector vector = TypeHelper.getNewVector(outputField, context.getAllocator());
      allocators.add(VectorAllocator.getAllocator(vector, 50));
      TypedFieldId id = container.add(vector);
      valueExprs[i] = new ValueVectorWriteExpression(id, expr, true);
    }
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Related Classes of org.apache.drill.exec.record.MaterializedField

  • org.apache.drill.common.expression.PathSegment
  • org.apache.drill.common.expression.SchemaPath
  • org.apache.drill.common.types.TypeProtos.DataMode
  • org.apache.drill.common.types.TypeProtos.MajorType
  • org.apache.drill.exec.cache.TestCacheSerialization
  • org.apache.drill.exec.cache.TestWriteToDisk
  • org.apache.drill.exec.cache.VectorAccessibleSerializable
  • org.apache.drill.exec.client.DumpCat
  • org.apache.drill.exec.expr.ExpressionInterpreterTest
  • org.apache.drill.exec.expr.TypeHelper
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