add_column_options!

# File activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb, line 22
        def add_column_options!(sql, options)
          if options[:array] || options[:column].try(:array)
            sql << '[]'
          end

          column = options.fetch(:column) { return super }
          if column.type == :uuid && options[:default] =~ /\(\)/
            sql << " DEFAULT #{options[:default]}"
          else
            super
          end
        end