property_schema_statement (SQL::Postgresql)

    # File lib/dm-migrations/sql/postgresql.rb, line 22
        def property_schema_statement(connection, schema)
          if supports_serial? && schema[:serial]
            statement = "#{schema[:quote_column_name]} SERIAL PRIMARY KEY"
          else
            statement = super
            if schema.has_key?(:sequence_name)
              statement << " DEFAULT nextval('#{schema[:sequence_name]}') NOT NULL"
            end
            statement
          end
          statement
        end