Is like this, finally a calculation, according to the field to see in the database can not in vb, have predecessors to teach me how to use the echo function, checked the apparent is the key of the text - press events
I use ado database and the datagrid connection, before field is query, later written in SQL, then show not to come out and ask for advice, new people, to bother predecessors details about specific steps of the operation, thank you