Method getSortExps

core/src/main/java/org/apache/calcite/rel/core/Sort.java:255–260

Returns the sort expressions.

()

  /** Returns the sort expressions. */
  public List<RexNode> getSortExps() {
    //noinspection StaticPseudoFunctionalStyleMethod
    return Util.transform(collation.getFieldCollations(), field ->
        getCluster().getRexBuilder().makeInputRef(input,
            requireNonNull(field, "field").getFieldIndex()));
  }

  @Override public RelWriter explainTerms(RelWriter pw) {
    super.explainTerms(pw);