tailieunhanh - Professional ASP.NET 3.5 in C# and Visual Basic Part 43

Professional in C# and Visual Basic Part 43. Building on the revolutionary release, adds several key new developer features including AJAX, LINQ, and a new CSS designer in Visual Web Developer 2008. The dramatic reduction in code that developers realized from the more than 50 new server controls in now allows developers the time to make their applications more interactive with AJAX, to work with data in their preferred language with LINQ, and to build visually attractive and consistent standards-based sites with CSS. . | Chapter 7 Data Binding in Summary In this chapter you examined data binding in . The introduction of data source controls such as the LinqDataSource control SqlDataSource control or the XmlDataSource control makes querying and displaying data from any number of data sources an almost trivial task. Using the data source controls own wizards you learned how easy it is to generate powerful data access functionality with almost no code required. You examined how even a beginning developer can easily combine the data source controls with the GridView ListView and DetailsView controls to create powerful data manipulation applications with a minimal amount of coding. You saw how includes a multitude of controls that can be data-bound specifically examining how since many controls have been enhanced and examining the features of the data bound controls that are included in the toolbox such as the GridView TreeView ListView and Menu controls the new FormView control. Finally you looked at how the inline data-binding syntax has been improved and strengthened with the addition of the XML-specific data-binding expressions. 375 J Data Management with This chapter provides information on programming with the data management features that are part of a key component of the .NET Framework and of your development. The discussion begins with the basics of and later dives into the ways you can use various features that make up to manage data contained in a relational database. first introduced in version of the .NET Framework provided an extensive array of features to handle live data in a connected mode or data that is disconnected from its underlying data store. was primarily developed to address two specific problems in getting at data. The first had to do with the user s need to access data once and to iterate through a collection of data in a single instance. This .