private String createSample() {
        StringBuilder sb = new StringBuilder();
        sb.append( "SELECT\n    " );

        for ( Column col : table.getColumns() ) {
            if ( !"ListColumn".equals( col.getClass().getSimpleName() ) ) {
                sb.append( col.getColName().toUpperCase() + ", " );
            }
        }

        sb.deleteCharAt( sb.length() - 2 );
        if ( keyList.isEmpty() ) {
            sb.append( "\nfrom " + table.getTableName() + "\nWHERE\n    KEY = 0;\n" );
        }
        else {
            sb.append( "\nfrom " + table.getTableName() + "\nWHERE\n    " + keyList.get( 0 ) + " = 0;\n" );
        }
        return sb.toString();
    }