oledbselectcommand1 commandtext

Hola he utilizado el comando OleDbselectcommand.commandtext y me ha funcionado muy bien al filrtrar datos, como hago para utilizar las otras sentencias OleDbinsertCommand1.commandtext = sqlstring OleDbDeleteCommand1.commandtext =sqlstring ...

Hi ! I've just created a simple form using visutal studio (vb.net), created webform1 having an oledataconn, oledataadapter, and a dataset, a listbox bounded to the dataset ... but when showing the page in the explorer, no data appears any help ? ...