Package org.apache.drill.exec.vector

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

140
141
142
143
144
145
146
147
148
149

  private class Mutator implements OutputMutator {

    public void removeField(MaterializedField field) throws SchemaChangeException {
      ValueVector vector = fieldVectorMap.remove(field);
      if (vector == null) throw new SchemaChangeException("Failure attempting to remove an unknown field.");
      container.remove(vector);
      vector.close();
    }
View Full Code Here
156
157
158
159
160
161
162
163
164
165
166
      // add field to the output schema
      bldr.addField(v.getField());

      // allocate a new value vector
      ValueVector outgoingVector = TypeHelper.getNewVector(v.getField(), context.getAllocator());
      VectorAllocator.getAllocator(v.getValueVector(), outgoingVector).alloc(recordCapacity);
      vectorContainer.add(outgoingVector);
      logger.debug("Reallocating to cap " + recordCapacity + " because of newly init'd vector : " + v.getValueVector());
    }
    outSchema = bldr.build();
View Full Code Here
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
  }

  public FieldReader reader(String name){
    FieldReader reader = fields.get(name);
    if(reader == null){
      ValueVector child = vector.get(name, ValueVector.class);
      if(child == null){
        reader = NullReader.INSTANCE;
      }else{
        reader = child.getAccessor().getReader();
      }
      fields.put(name, reader);
      reader.setPosition(currentOffset);
    }
    return reader;
View Full Code Here
175
176
177
178
179
180
181
182
183
184
      this.vc = vc;
    }

    @Override
    public <T extends ValueVector> T addOrGet(String name, MajorType type, Class<T> clazz) {
      ValueVector v = vc.addOrGet(name, type, clazz);
      this.put(name, v);
      return this.typeify(v, clazz);

    }
View Full Code Here
86
87
88
89
90
91
92
93
94
95
96
    ValueVector[] vectors = new ValueVector[this.vectors.length];
    int index = 0;

    for(ValueVector v : this.vectors){
      ValueVector vector = v;
      for(int i = 1; i < ids.length; i++){
        MapVector map = (MapVector) vector;
        vector = map.getVectorById(ids[i]);
      }
      vectors[index] = vector;
View Full Code Here
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
    return new HyperVectorWrapper<ValueVector>(vectors[0].getField(), vectors);
  }

  @Override
  public TypedFieldId getFieldIdIfMatches(int id, SchemaPath expectedPath) {
    ValueVector v = vectors[0];
    if(!expectedPath.getRootSegment().segmentEquals(v.getField().getPath().getRootSegment())) return null;

    if(v instanceof AbstractContainerVector){
      // we're looking for a multi path.
      AbstractContainerVector c = (AbstractContainerVector) v;
      TypedFieldId.Builder builder = TypedFieldId.newBuilder();
      builder.intermediateType(v.getField().getType());
      builder.hyper();
      builder.addId(id);
      return c.getFieldIdIfMatches(builder, true, expectedPath.getRootSegment().getChild());

    }else{
      return TypedFieldId.newBuilder() //
          .intermediateType(v.getField().getType()) //
          .finalType(v.getField().getType()) //
          .addId(id) //
          .hyper() //
          .build();
    }
  }
View Full Code Here
79
80
81
82
83
84
85
86
87
88
89
  @Override
  public VectorWrapper<?> getChildWrapper(int[] ids) {
    if(ids.length == 1) return this;

    ValueVector vector = v;

    for(int i = 1; i < ids.length; i++){
      MapVector map = (MapVector) vector;
      vector = map.getVectorById(ids[i]);
    }
View Full Code Here
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
    boolean schemaChanged = schema == null;
//    logger.info("Load, ThreadID: {}", Thread.currentThread().getId(), new RuntimeException("For Stack Trace Only"));
//    System.out.println("Load, ThreadId: " + Thread.currentThread().getId());
    Map<MaterializedField, ValueVector> oldFields = Maps.newHashMap();
    for(VectorWrapper<?> w : container){
      ValueVector v = w.getValueVector();
      oldFields.put(v.getField(), v);
    }

    VectorContainer newVectors = new VectorContainer();

    List<SerializedField> fields = def.getFieldList();

    int bufOffset = 0;
    for (SerializedField fmd : fields) {
      MaterializedField fieldDef = MaterializedField.create(fmd);
      ValueVector v = oldFields.remove(fieldDef);
      if(v == null) {
        // if we arrive here, we didn't have a matching vector.
        schemaChanged = true;
        v = TypeHelper.getNewVector(fieldDef, allocator);
      }
      if (fmd.getValueCount() == 0){
//        v.clear();
        v.load(fmd, new EmptyByteBuf(allocator.getUnderlyingAllocator()));
      } else {
        v.load(fmd, buf.slice(bufOffset, fmd.getBufferLength()));
      }
      bufOffset += fmd.getBufferLength();
      newVectors.add(v);
    }

    if(!oldFields.isEmpty()){
      schemaChanged = true;
      for(ValueVector v : oldFields.values()){
        v.close();
      }
    }

    // rebuild the schema.
    SchemaBuilder b = BatchSchema.newBuilder();
    for(VectorWrapper<?> v : newVectors){
      b.addField(v.getField());
    }
    b.setSelectionVectorMode(BatchSchema.SelectionVectorMode.NONE);
    this.schema = b.build();
    newVectors.buildSchema(BatchSchema.SelectionVectorMode.NONE);
    container = newVectors;
View Full Code Here
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
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);
View Full Code Here
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
       */
      int vectorIndex = 0;

      for (VectorWrapper<?> vv : container) {
        SerializedField fmd = fields.get(vectorIndex);
        ValueVector v = vv.getValueVector();
        ByteBuf bb = cbb.slice(bufferOffset, fmd.getBufferLength());
//        v.load(fmd, cbb.slice(bufferOffset, fmd.getBufferLength()));
        v.load(fmd, bb);
        bb.release();
        vectorIndex++;
        bufferOffset += fmd.getBufferLength();
      }
    }

    SelectionVectorMode svMode;
    if (def.hasCarriesTwoByteSelectionVector() && def.getCarriesTwoByteSelectionVector()) {
      svMode = SelectionVectorMode.TWO_BYTE;
    } else {
      svMode = SelectionVectorMode.NONE;
    }
    container.buildSchema(svMode);

    /* Set the record count in the value vector */
    for (VectorWrapper<?> v : container) {
      ValueVector.Mutator m = v.getValueVector().getMutator();
      m.setValueCount(def.getRecordCount());
    }
  }
View Full Code Here
TOP

Related Classes of org.apache.drill.exec.vector.ValueVector

  • org.apache.drill.exec.cache.TestCacheSerialization
  • org.apache.drill.exec.cache.TestWriteToDisk
  • org.apache.drill.exec.cache.VectorAccessibleSerializable
  • org.apache.drill.exec.expr.ExpressionInterpreterTest
  • org.apache.drill.exec.expr.fn.interpreter.InterpreterEvaluator$InterEvalVisitor
  • org.apache.drill.exec.physical.impl.aggregate.AggBatch
  • org.apache.drill.exec.physical.impl.aggregate.HashAggBatch
  • org.apache.drill.exec.physical.impl.aggregate.HashAggTemplate
  • org.apache.drill.exec.physical.impl.aggregate.HashAggTemplate$BatchHolder
  • org.apache.drill.exec.physical.impl.aggregate.StreamingAggBatch
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.