Method expand

core/src/main/java/org/apache/calcite/rel/RelWriter.java:94–94

Returns whether the writer needs to expand node's detail information when printing plan. For example, LogicalSort(sort0=[$0], dir0=[ASC]) will be expanded to LogicalSort(sort0=[$0], dir0=[ASC-nulls-last]).

()

   * LogicalSort(sort0=[$0], dir0=[ASC-nulls-last]).
   */
  default boolean expand() {
    return false;
  }
}