Subject Re: [ib-support] Re: TIBDataset append error into BLOB
Author Woody
From: "szsani" <ssani@...>
> Thanks for code. This helped me to find my mistake.
> I had generate a check constraint (LTRIM(MYFIELD)<>'') on my table,
> and forgot it. If I drop, insering works fine.
> But how can I check this field similary to a string field?
> (If I set this field to Not null user will be able to append a space
> instead of important data. That is why I use LTRIM)

I would do that on the client side inside your program. It is much easier to
work with blob fields as memos in your program and display a message if it's