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   [Expand]EntityInstantFeedbackDataSource Class
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      AreSourceRowsThreadSafe Property
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 End-User Documentation

LinqInstantFeedbackDataSource.KeyExpression Property

Gets or sets the name of the key property. This is a dependency property.

Namespace:DevExpress.Xpf.Core.ServerMode
Assembly:DevExpress.Xpf.Core.v17.2.dll

Expanded Syntax

Property value

Type: String
A System.String value that specifies the key property name.

Expanded Remarks

Basically, the KeyExpression property specifies the name of the property mapped to the primary key column in the database.

The name of the key property can be changed within the GetQueryable event handler, via the event parameter's KeyExpression property.

Expanded See Also

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