At 07:26 PM 16-12-02 -0500, you wrote:

>What does the 'PARAMS' tab do
>
>(it is in the tabbed page that comes up when one right clicks on an IBO
>query)

If you have a parameterized query like

select fieldx, fieldy, fieldz
from atable
where fieldx = :fieldx and fieldy = :fieldy

... and you check the Params box above the query, then, when you've
prepared the query, you can go to the Params tab and input values for the
parameters.

Helen