Alejandro,

> No doubt... QBE it's a nice and powerfull tool in IBO
>
> but... what about documentation and examples?
>
> some link to synax available in dssSearch mode?

common SQL syntax can be used here as you would
write in the where-clause, but ommiting the "where",
e.g >,<,<>,<=,>=, in (x,x,x,x,x), not in (x,x,x,)
between x and y and so on.

It´s allways a good idea to check in the SQl-monitor
what SQL is constructed .

Harald