oss_src/sframe_query_engine/operators/operator_properties.cpp
bool is_sublinear_transform(const query_operator_attributes& attributes) {
  return (consumes_inputs_at_same_rates(attributes)
          && !is_source_node(attributes)
          && (attributes.attribute_bitfield & query_operator_attributes::SUB_LINEAR));
}
/**  This operator consumes all inputs at the same rate, but reduces
 *   the rows in the output.
 */
This operator consumes all inputs at the same rate, but reduces
the rows in the output.
This operator consumes all inputs at the same rate but reduces the rows in the output .
bool is_sublinear_transform(const query_operator_attributes& attributes) {
  return (consumes_inputs_at_same_rates(attributes)
          && !is_source_node(attributes)
          && (attributes.attribute_bitfield & query_operator_attributes::SUB_LINEAR));
}
bool is_sublinear_transform ( const query_operator_attributes & attributes ) { return ( consumes_inputs_at_same_rates ( attributes ) && ! is_source_node ( attributes ) && ( attributes . attribute_bitfield & query_operator_attributes :: SUB_LINEAR ) ) ; }
This operator consumes all inputs at the same rate, but reduces
   the rows in the output.
This operator consumes all inputs at the same rate but reduces the rows in the output .