Package org.apache.hive.service.cli

Examples of org.apache.hive.service.cli.RowSet

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      driver.getResults(rows);

      getSerDe();
      StructObjectInspector soi = (StructObjectInspector) serde.getObjectInspector();
      List<? extends StructField> fieldRefs = soi.getAllStructFieldRefs();
      RowSet rowSet = new RowSet();

      Object[] deserializedFields = new Object[fieldRefs.size()];
      Object rowObj;
      ObjectInspector fieldOI;

      for (String rowString : rows) {
        rowObj = serde.deserialize(new BytesWritable(rowString.getBytes()));
        for (int i = 0; i < fieldRefs.size(); i++) {
          StructField fieldRef = fieldRefs.get(i);
          fieldOI = fieldRef.getFieldObjectInspector();
          deserializedFields[i] = convertLazyToJava(soi.getStructFieldData(rowObj, fieldRef), fieldOI);
        }
        rowSet.addRow(resultSchema, deserializedFields);
      }
      return rowSet;
    } catch (IOException e) {
      throw new HiveSQLException(e);
    } catch (CommandNeedRetryException e) {
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   * @see org.apache.hive.service.cli.operation.Operation#getNextRowSet(org.apache.hive.service.cli.FetchOrientation, long)
   */
  @Override
  public RowSet getNextRowSet(FetchOrientation orientation, long maxRows) throws HiveSQLException {
    List<String> rows = readResults((int) maxRows);
    RowSet rowSet = new RowSet();

    for (String row : rows) {
      rowSet.addRow(resultSchema, new String[] {row});
    }
    return rowSet;
  }
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   * @see org.apache.hive.service.cli.Operation#run()
   */
  @Override
  public void run() throws HiveSQLException {
    setState(OperationState.RUNNING);
    rowSet = new RowSet();
    try {
      IMetaStoreClient metastoreClient = getParentSession().getMetaStoreClient();
      String schemaPattern = convertSchemaPattern(schemaName);
      for (String dbName : metastoreClient.getDatabases(schemaPattern)) {
        rowSet.addRow(RESULT_SET_SCHEMA, new Object[] {dbName, DEFAULT_HIVE_CATALOG});
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      req.setOperationHandle(opHandle.toTOperationHandle());
      req.setOrientation(orientation.toTFetchOrientation());
      req.setMaxRows(maxRows);
      TFetchResultsResp resp = cliService.FetchResults(req);
      checkStatus(resp.getStatus());
      return new RowSet(resp.getResults());
    } catch (HiveSQLException e) {
      throw e;
    } catch (Exception e) {
      throw new HiveSQLException(e);
    }
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