>There is a way to make a grid don't call tableupdate() function to the table that is edited? Because the grid object's call this function even if the table is opened with a optimistc row/table buffering.
>I have must problems with grid's objects and my conclusion is that grid's is usefull only to display record's.
>Thanks for help.

the grid only does a TABLEUPDATE with row buffering. Change to table buffering and your changes will stay in the buffer until you commit them.