> Lester,
> you might be right, but how do I connect the necessary Datasource
> (TDataset compatibel) to the IBO native IB_Datasource/IB_Query?

you can't

> I have a quite complex logic around the IB_Query and don't like to
> double everything and try to keep in sync a IB_Query and TDataset-
> Query on the same form.
>
> Regards
> Gunther

I run everything except the binary blob in question in a native query. The
binary blob in a IBO dataset.
They both, hoever run in the same transaction context, so when I
Refresh(True), they both get saved - thus synched.
Alan