>>
>>Use CREATE CURSOR to make recordsource cursor. Then INDEX it immediately (with no records yet). Then populate cursor and use it for your grid. User action will just reset TAG and Refresh grid.
>
>Edward,
>
>Thank you for your suggestion. But I'm afraid that this way might be even more time consuming, because each insert into the cursor will have to take the indexes into account. Would you not agree?
>
>Thanks again,
>
>Marc

I disagree because you will need in one INSERT only which might be slower by few milliseconds (I believe you use Rushmore).