May 2002
Beginner to intermediate
560 pages
11h 36m
English
Chapter 1 briefly mentioned the concept of universal data access. Now it's time to revisit it in light of ADO.NET and recent development in access patterns and storage trends for data. Universal data access is not really about data access; instead, it's a means to an end. The end is distributed data storage and management. Universal data access, as a concept, started with ODBC, which was invented as a standardization layer to enable “write once, use with any database” portability. It grouped desktop databases, client-server databases, and other data stores under a common API. There were two prerequisites in the ODBC arena. The first was support (or mapping to) database concepts such as connecting ...