default CompletableFuture<V> getAsync(K key, Object ... args) {
    throw new SamzaException("Not supported");
  }
Asynchronously fetch single table record for a specified {@code key} with additional arguments.
This method must be thread-safe.
@param key key for the table record
@param args additional arguments
@return CompletableFuture for the get request
samza-api/src/main/java/org/apache/samza/table/remote/TableReadFunction.java