https://learn.microsoft.com/fr-fr/dotnet/api/system.web.ui.idatasourceviewschemaaccessor.datasourceviewschema?view=netframework-4.8.1
IDataSourceViewSchemaAccessor.DataSourceViewSchema Property (System.Web.UI) | Microsoft Learn
When implemented, gets or sets the schema associated with the object.
property systemweb uimicrosoftlearn