Method fix

core/src/main/java/org/apache/calcite/plan/RelOptUtil.java:4166–4171

(List<RexNode> operands, int before, int after)

  }

  private static void fix(List<RexNode> operands, int before, int after) {
    if (before == after) {
      return;
    }
    operands.replaceAll(e -> RexUtil.shift(e, before, after - before));
  }

  /**
   * Determines whether any of the fields in a given relational expression may