>>Hi,
>>
>>has anyone implemented a way to allow users to sort by any combination of columns displayed in a grid?
>>
>>I would like to allow my users to click on a column and the grid gets sorted by that column (this is implemented already) then if they want to add another column to the sorting, they can ctrl+click on the next column so the order will be by the first column, then the second column and so on.
>
>The Visual Extend framework does this by creating temporary indices. Actually it first checks whether an index with the desired expression already exists.

Thanks Hilmar