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 ...

Search serves the purpose of retrieving a view or list of already persisted instances of business objects for a business scenario. For example, in a bank account system, a typical search would be, ...

Note: This article is excerpted from Chapter 7, "Creating a Shared Database," of Microsoft .NET and J2EE Interoperability Toolkit [Microsoft Press, 2003, ISBN: 0735619220]. It has been edited for ...

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 ...