You just write a loop:

with MyDataset do for ii := 0 to Params.ColumnCount do Params[ ii ].Clear;

HTH,
Jason Wharton
CPS - Mesa AZ
http://www.ibobjects.com

----- Original Message -----
From: <rhystucker@...>
To: <IBObjects@yahoogroups.com>
Sent: Tuesday, February 20, 2001 11:01 AM
Subject: [IBO] How to clear IB_Query parameters?


>
> I have a IB_Query connected to a IB_Grid which I want to refresh so
> that it reflects changes in the table. The SQL query is simply 'SELECT
> * FROM tablename;'. How can I refresh these paramaters?
>
> thanks,