package com.meidusa.amoeba.parser.function;
import java.util.List;
import com.meidusa.amoeba.parser.expression.Expression;
import com.meidusa.amoeba.sqljep.ParseException;
/**
* δ֪�ĺ����������Ҫ��sqlparser���������������ֲ�ϣ��ʵ�֣�����Բ��øú���
* @author struct
*
*/
public class UnknowableFunction extends AbstractFunction {
@SuppressWarnings("unchecked")
public Comparable evaluate(List<Expression> list, Object[] parameters)
throws ParseException {
return null;
}
}