October 2010
Intermediate to advanced
1920 pages
73h 55m
English
Content preview from ASP.NET 4 Unleashed
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Querying Data with Declarative Syntax
The query extender control is just a container for filter expressions. Each of these filter expressions are sequentially applied to the target query, further filtering and sorting the output of queries from a LINQ or Object data source.
The following sections of the chapter provide you with a tour of the various types of expressions that can be used within a query extender to provide additional sorting and filtering capabilities.