TAble level refresh in update method

Hi all,

Please let me know the code for Table level refresh in the update method.

Thanks

please follow this http://kashperuk.blogspot.in/2010/03/tutorial-reread-refresh-research.html and in the override the update emthod and write as if(tablename) { tablename_ds.refresh() }

Thanks for the link. But its for table level refresh. I have written update method in a table . its not form level.