--- In ib-support@yahoogroups.com, "Carlos H. Cantu" <warmbooter@w...>
wrote:

> The result of DATE operations (-) is number of days in the interval,

I

> do it all the time, with dialect 3.

Hmm, Friday evening after hard week, sorry. Really, we can subtract
dates and can't sum up and cast to numeric types, the same as in
dialect 1.

Best regards, Alexander V.Nevsky.