class DataSourceNode extends PlanNode {

  @Override
  public LogicalSchema getSchema() {
    return schema;
  }

  public  DataSourceNode(
      final PlanNodeId id,
      final DataSource dataSource,
      final SourceName alias
  );
    DataSourceNode(
      final PlanNodeId id,
      final DataSource dataSource,
      final SourceName alias,
      final SchemaKStreamFactory schemaKStreamFactory
  );

}