E nterprise applications can have a wide variety of data update requirements. Sometimes you need to save multiple rows of changes at once within a single transaction. Other times, the user must be allowed to enter multiple rows of data, send them to the database in a batch; and if a row or two fails, only the rows that succeeded should be committed and remain committed. Fortunately, the Enterprise Library Data Access Application Block (DAAB), which I covered in my past two columns, exposes several ways to commit data changes to a database provider using ADO.NET (see The Enterprise Library Data Access Application Block.
