public String toString() {
        String first = "The table, " + domName + " is located in " + pkg
                + ", its fields are: ";
        StringBuilder sb = new StringBuilder( first );

        for ( int i = 0; i < columns.size(); i++ ) {
            Column c = columns.get( i );
            sb.append( "\n " + c.toString() + " |" + c.getClass() );
        }

        return ( first = sb.toString() );
    }