/ Ruby on Rails
/
method

invert_add_unique_constraint

rails latest stable - Class: ActiveRecord::Migration::CommandRecorder
invert_add_unique_constraint(args)
private

No documentation available.

# File activerecord/lib/active_record/migration/command_recorder.rb, line 335
        def invert_add_unique_constraint(args)
          options = args.dup.extract_options!

          raise ActiveRecord::IrreversibleMigration, "add_unique_constraint is not reversible if given an using_index." if options[:using_index]
          super
        end