public static Object appendOperator(StringBuilder sb, Object operand, OperatorType operator_arg)
{
sb.Append(' ');
sb.Append(operator_arg.toSql());
sb.Append(' ');
if (operator_arg == OperatorType.IN || operator_arg == OperatorType.NOT_IN)
{
NList <object> operands = new NList <object>();
operand = operands;
}
return(operand);
}
