protected override double GetSumFieldData(BaseFieldRef fieldRef, Func<DataRow, bool> whereCondition) { return fieldRef.GetSumFieldData(AllDataSource, whereCondition); }
protected override IDictionary<string, string> GetFilterValues(BaseFieldRef fieldRef) { throw new NotSupportedException(); }
protected override double GetSumFieldData(BaseFieldRef fieldRef) { return fieldRef.GetSumFieldData(AllDataSource); }
protected override int GetCountFieldData(BaseFieldRef fieldRef, Func<DataRow, bool> countCondition) { return AllDataSource.AsEnumerable().Where(countCondition).Count(); }