Persistence is one of the greatest challenges for building applications. There are many options for building persistence layers. Data Access Objects (DAO) is a popular design pattern for building the ...

The Data Access Object (DAO) pattern provides an abstraction layer between the business logic tier (business object) and the persistent storage tier (data source). Business objects access data sources ...

Microsoft would like you to use ADO to access your data, but is it the right solution for you? Follow along with our step-by-step example to learn more about this technology and see what advantages ...