On Thu, Jul 19, 2012 at 2:03 PM, Josef Kokeš <j.ko...@apatykaservis.cz> wrote: > I suppose that you could change the field to NOT NULL DEFAULT ''. Then > would a comparison with empty string work.
I don't think that will work. The problem isn't how Firebird handles it, it's how the likes of MySQL and SQLite handle it which is horribly wrong. I strongly suggest changing the script if possible. Regards, > Josef A