Define a not_ prefixed subset which inverts the subset condition.
# File lib/sequel/plugins/inverted_subsets.rb, line 46 def where(name, *args, &block) super exclude(inverted_subset_name(name), *args, &block) end
# File lib/sequel/plugins/inverted_subsets.rb, line 53 def inverted_subset_name(name) "not_#{name}" end