Hi Adriano;

>
> Firebird didn't infer that 1 = 0 is false for all rows

Well, I sounds to me that he have to ... 1=0 if false in every place in
of the world <g>

> You'd better write the query as:
> select first 0 * from TABLE;
>

The poblem is that this sintaxis is not interpreted in all the engines.

Thank you!

Dany