The new QueryExtender Control allows you to declaratively wire up controls to add new parameters or filter to modify the EntityDataSource or LinqDataSource controls. Since this component is not in the toolbox in Beta 1, we demonstrate how to add it, then dive into the different types of expressions you can build … SearchExpression (with ControlParameters), RangeExpressions, PropertyExpressions, MethodExpressions, and CustomExpressions.

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About this video:

Duration: 28 Minutes, 53 Seconds
Recorded Using: Visual Studio 2010 Beta 1 or Greater