Database connectivity gives desktop and Web applications much of their value. .NET developers have products and framework objects that can tie a front-end application to SQL Server, MySQL, Sybase, ...

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 ...

A data dictionary is like a bill of materials for a database; it lists all database components, including reports, tables, field names and field types. Such information helps audit databases for ...