Package org.apache.hadoop.hive.ql.exec.persistence

Examples of org.apache.hadoop.hive.ql.exec.persistence.MapJoinKey

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   */
  @Override
  public void processOp(Object row, int tag) throws HiveException {
    byte alias = (byte)tag;
    // compute keys and values as StandardObjects. Use non-optimized key (MR).
    MapJoinKey key = MapJoinKey.readFromRow(null, new MapJoinKeyObject(),
        row, joinKeys[alias], joinKeysObjectInspectors[alias], true);
    Object[] value = EMPTY_OBJECT_ARRAY;
    if((hasFilter(alias) && filterMaps[alias].length > 0) || joinValues[alias].size() > 0) {
      value = JoinUtil.computeMapJoinValues(row, joinValues[alias],
        joinValuesObjectInspectors[alias], joinFilters[alias], joinFilterObjectInspectors[alias],
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  public static MapJoinKey computeMapJoinKeys(MapJoinKey key, Object row,
      List<ExprNodeEvaluator> keyFields, List<ObjectInspector> keyFieldsOI)
      throws HiveException {
    int size = keyFields.size();
    if(key == null || key.getKey().length != size) {
      key = new MapJoinKey(new Object[size]);
    }
    Object[] array = key.getKey();
    for (int keyIndex = 0; keyIndex < size; keyIndex++) {
      array[keyIndex] = (ObjectInspectorUtils.copyToStandardObject(keyFields.get(keyIndex)
          .evaluate(row), keyFieldsOI.get(keyIndex), ObjectInspectorCopyOption.WRITABLE));
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   */
  @Override
  public void processOp(Object row, int tag) throws HiveException {
    alias = (byte)tag;
    // compute keys and values as StandardObjects
    MapJoinKey key = JoinUtil.computeMapJoinKeys(null, row, joinKeys[alias],
        joinKeysObjectInspectors[alias]);
    Object[] value = EMPTY_OBJECT_ARRAY;
    if((hasFilter(alias) && filterMaps[alias].length > 0) || joinValues[alias].size() > 0) {
      value = JoinUtil.computeMapJoinValues(row, joinValues[alias],
        joinValuesObjectInspectors[alias], joinFilters[alias], joinFilterObjectInspectors[alias],
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Related Classes of org.apache.hadoop.hive.ql.exec.persistence.MapJoinKey

  • org.apache.hadoop.hive.ql.exec.HashTableSinkOperator
  • org.apache.hadoop.hive.ql.exec.JoinUtil
  • org.apache.hadoop.hive.ql.exec.MapJoinOperator
  • org.apache.hadoop.hive.ql.exec.vector.expressions.VectorExpressionWriter
  • org.apache.hadoop.hive.ql.exec.vector.VectorMapJoinOperator
  • org.apache.hadoop.hive.serde2.ByteStream.Output
  • org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector
  • org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector.PrimitiveCategory
  • org.apache.hadoop.hive.serde2.objectinspector.StructField
  • org.apache.hadoop.hive.serde2.objectinspector.StructObjectInspector
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