hi..I got problem in Entity Framework how to Update Child One to Many
I Have two table one to many

contact (ContactID,Name)
Address (AddressID, street, ContactID)

how to add,modified address record automatically using vb.net?

if data input same addressID in table Address then modify that record,if not same addressID then add new that record.

thanx

>how to add,modified address record automatically using vb.net?

At least you need to write code to add/modify a record. To add a record, first of all, get a contact entity.