code: @SuppressWarnings("unchecked")
    public <S extends AbstractColumn<T>> S describedAs(String description) {
      setDescription(description);
      return (S) this;
    }
docs: Builder method used to set a {@link String description} of this {@link Column}.
  
  @param <S> {@link Class Sub-type} of this {@link Column}.
  @param description {@link String} describing this {@link Column}.
  @return this {@link Column}.
  @see #setDescription(String)