> The first problem I have is how should I migrate the usage
> of TBlobStream? An equivalent class TIBOBlobStream
> is declared and implemented in IBODataset.pas beginning
> at line 1996. But this class isn't accessible from my unit.
>
> So should I use TIBODataset.CreateBlobStream(...)?

Yes, this is exactly what you should do.

TBlobStream is tied directly to the DBTables unit.

Jason Wharton
CPS - Mesa AZ
http://www.ibobjects.com