what provider are you using? if you are using OracleClient, LongRaw shouild be byte[], see ADO Data Type mapping http://www.able-consulting.com/ADODataTypeEnum.htmthe code should be similar to How To Read and Write BLOB Data by Using ADO.NET with Visual C# .NET http://support.microsoft.com/default.aspx?scid=kb;EN-US;309158also see Read / Write BLOBs from / to Oracle using C# .NET DataSet and DataReader http://www.akadia.com/services/dotnet_orablobs.html
what provider are you using? if you are using OracleClient, LongRaw shouild be byte[], see
ADO Data Type mapping
http://www.able-consulting.com/ADODataTypeEnum.htmthe code should be similar to How To Read and Write BLOB Data by Using ADO.NET with Visual C# .NET
http://support.microsoft.com/default.aspx?scid=kb;EN-US;309158also see
Read / Write BLOBs from / to Oracle using C# .NET DataSet and DataReader
http://www.akadia.com/services/dotnet_orablobs.html