> Blobs and arrays aren't stored with the row. Allow 4 bytes per blob_id.
>
> Plus, for each row, 2 bytes to store the db_key and the row offset (or is
> it 4 bytes?)
>
> /heLen

and if all rows in a table with BIGINT primary key (full to capacity) has a
blob field - how does only 4 bytes locate the blob? sounds like a wrapping
problem???
Alan