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View this topic on docs.devexpress.com (Learn more)

InstantFeedbackDataSourceBase.KeyExpression Property

Specifies the name of the key property.

Namespace:DevExpress.Xpf.Core.ServerMode
Assembly:DevExpress.Xpf.Core.v19.2.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.

You can modify the KeyExpression property value within the GetQueryable event handler, via the KeyExpression property.

Expanded See Also

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