Christian Kaufmann schrieb:

>> And, as each blob access requires it's own read operation, you
>> effectively double the database traffic to retrieve the records.
>
> I understand, how blobs are retreived. My problem is, that I use a GIS
> library from where this requests are created. So I'm looking for a
> solution where I don't have to make changes in this library.

Maybe you can exclude the blobs from the select statement and retrieve
them with a second query just when needed on a one record base???

Luc.