Creates a new #GdaSet like gda.set.Set.new_, but does not allow modifications to any of the #GdaHolder object in holders. This function is used for Libgda's database providers' implementation.
a list of #GdaHolder objects
a new #GdaSet object
Creates a new #GdaSet like gda.set.Set.new_, but does not allow modifications to any of the #GdaHolder object in holders. This function is used for Libgda's database providers' implementation.