@Override
  public OperationHandle uploadData(
      SessionHandle sessionHandle,
      ByteBuffer values,
      String tableName,
      String path) throws HiveSQLException {
    LOG.info(sessionHandle + ": uploadData()");
    return sessionManager.getSession(sessionHandle).uploadData(values, tableName, path);
  }
Execute statement asynchronously on the server with a timeout. This is a non-blocking call
service/src/java/org/apache/hive/service/cli/CLIService.java