Vlad Horsun wrote:

>
> > I am using isql.exe locally, feeding SQL-operators through the
> > clipboard. Of course, the script does not contain substring(), just
> > "update cms_wiki set u_text = text;" and it hangs eating resources.
> > Single-record operator "update cms_wiki set u_text = text where id =
> > 15;" hangs also, without any exceptions, i.e. Firebird is eating

CPU and

> > doing writes to HDD for a very long time (till I kill'em all to

make the

> > computer usable again).
> > So I suspect some implicit limitation there, even without substring().
>
> Reproducible bug report will be very appreciated.
>
> Feel free to fill it at http://tracker.firebirdsql.org/

Thank you, Vlad. I've registered there, but file attachments are not
allowed, that's why I haven't added a new bug report. Where should I
send the database backup (only 124 kilobytes)? It makes the problem clear.

Regards,

Andrew