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DbExpressionBuilder.GroupBind Method

.NET Framework 4.5

Creates a new group expression binding that uses generated variable and group variable names to bind the given expression.

Namespace:  System.Data.Common.CommandTrees.ExpressionBuilder
Assembly:  System.Data.Entity (in System.Data.Entity.dll)

public static DbGroupExpressionBinding GroupBind(
	this DbExpression input


Type: System.Data.Common.CommandTrees.DbExpression

The expression to bind.

Return Value

Type: System.Data.Common.CommandTrees.DbGroupExpressionBinding
A new group expression binding with the specified expression and a generated variable name and group variable name.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type DbExpression. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).


input is null.


input does not have a collection result type.

.NET Framework

Supported in: 4.6, 4.5

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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