我在我的 DataView rowfilter 属性中收到“System.Data.dll 中发生类型为 'System.StackOverflowException' 的未处理异常”。我没有得到任何堆栈跟踪。所以任何人都可以帮助我。请在下面找到我在 filterView 中遇到错误的代码。
DataSet metalAttributeDS = LoadItemData(); //loads the static dataset
DataTable metalDataTable = metalAttributeDS.Tables["FilterTable"];
DataView metalfilterView = new DataView(metalDataTable);
metalfilterView.ApplyDefaultSort = true;
metalfilterView.RowFilter = queryBuilder +
string.Format(
" And AttributeName='Metal' and AttributeValueID in ({0})",
string.Join(",", AttributeValueID.ToArray())); //forms query condition dynamically.
var res = from DataRowView rowView in metalfilterView select rowView["ItemID"].ToString();
int countParam = 0;
queryBuilder.AppendFormat(" and (");
foreach (string id in res)
{
countParam++;
queryBuilder.AppendFormat(" ItemID = '{0}'", id);
if (res.Count() > countParam)
{
queryBuilder.Append(" Or");
}
}
queryBuilder.Append(" )");
}
DataSet dataSet = LoadItemData(); //loads the static dataset
DataTable dataTable = dataSet.Tables["FilterTable"];
DataView filterView = new DataView(dataTable);
filterView.ApplyDefaultSort = true;
LogHelper.LogInfo(GetType(), "filterView.RowFilter");
filterView.RowFilter = queryBuilder.ToString(); // throws error
谢谢,梅胡尔·马克瓦纳。