Does not update

1.data view
2.have a trigger on before update
3.change value in one field, 'save', in another field value is changed on before update.
4. Nothing happens on display about another field, have to click refresh to see another field change.

I think, the display of row should be refreshed after trigger on before update is executed.

That is:
I think, the display of row should be refreshed automaticaly after trigger on before update is executed.