Sorting on null text fields

[jda]

>Aha, so compilation error.
>
>Yes, BLOB constructor do not have flags parameter,
>Because no sense index it.
>
>Yes, BLOB field is nullable always. So even no need set flag.
>
>
>NOTE that in the TEXT field again we have flags, because we can index this
>field, index by words it and so on.
>

Yes, I saw. I added the fNullable flag to my text fields a few days 
ago. FWIW, before this when I opened my db in viSQL the fields were 
listed as NULL anyway. So maybe the nullable flag isn't necessary in 
any case (but I set it just to make sure).

Jon