Log In
Home
Support
Demos
Documentation
Blogs
Training
Webinars
[Expand]General Information
[Expand]WinForms Controls
[Expand]ASP.NET Controls and MVC Extensions
[Expand]ASP.NET Bootstrap Controls
[Expand]ASP.NET Core Bootstrap Controls
[Expand]WPF Controls
[Expand]Xamarin Controls
[Expand]Windows 10 App Controls
[Expand]Document Server
[Expand]Reporting
[Expand]Report Server
[Expand]Dashboard
[Expand]eXpressApp Framework
[Expand]CodeRush
[Expand]CodeRush Classic
[Collapse]Cross-Platform Core Libraries
 [Expand]DevExpress ORM Tool
 [Expand]DevExpress Data Library
 [Expand]Miscellaneous
 [Collapse]API Reference
  [Expand]DevExpress.Data
  [Expand]DevExpress.Data.Browsing
  [Expand]DevExpress.Data.Browsing.Design
  [Expand]DevExpress.Data.Camera
  [Expand]DevExpress.Data.Controls
  [Expand]DevExpress.Data.Controls.ExpressionEditor
  [Expand]DevExpress.Data.Entity
  [Expand]DevExpress.Data.Filtering
  [Expand]DevExpress.Data.Filtering.Exceptions
  [Expand]DevExpress.Data.Filtering.Helpers
  [Expand]DevExpress.Data.Linq
  [Expand]DevExpress.Data.ODataLinq
  [Expand]DevExpress.Data.PivotGrid
  [Expand]DevExpress.Data.PLinq
  [Expand]DevExpress.Data.TreeList
  [Expand]DevExpress.Data.Utils
  [Expand]DevExpress.Data.Utils.ServiceModel
  [Expand]DevExpress.Data.WcfLinq
  [Expand]DevExpress.Data.WizardFramework
  [Expand]DevExpress.Data.XtraReports.DataProviders
  [Expand]DevExpress.Data.XtraReports.Labels
  [Expand]DevExpress.Data.XtraReports.ServiceModel
  [Expand]DevExpress.Data.XtraReports.ServiceModel.DataContracts
  [Expand]DevExpress.Data.XtraReports.Wizard
  [Expand]DevExpress.Data.XtraReports.Wizard.Presenters
  [Expand]DevExpress.Data.XtraReports.Wizard.Views
  [Expand]DevExpress.DataAccess
  [Expand]DevExpress.DataAccess.ConnectionParameters
  [Expand]DevExpress.DataAccess.EntityFramework
  [Expand]DevExpress.DataAccess.Excel
  [Expand]DevExpress.DataAccess.ExpressionEditor
  [Expand]DevExpress.DataAccess.Localization
  [Expand]DevExpress.DataAccess.ObjectBinding
  [Expand]DevExpress.DataAccess.Sql
  [Expand]DevExpress.DataAccess.Sql.DataApi
  [Expand]DevExpress.DataAccess.UI.Design
  [Expand]DevExpress.DataAccess.UI.EntityFramework
  [Expand]DevExpress.DataAccess.UI.Excel
  [Expand]DevExpress.DataAccess.UI.Localization
  [Expand]DevExpress.DataAccess.UI.ObjectBinding
  [Expand]DevExpress.DataAccess.UI.Sql
  [Expand]DevExpress.DataAccess.UI.Wizard
  [Expand]DevExpress.DataAccess.UI.Wizard.Services
  [Expand]DevExpress.DataAccess.UI.Wizard.Views
  [Expand]DevExpress.DataAccess.Web
  [Expand]DevExpress.DataAccess.Wizard
  [Expand]DevExpress.DataAccess.Wizard.Model
  [Expand]DevExpress.DataAccess.Wizard.Presenters
  [Expand]DevExpress.DataAccess.Wizard.Services
  [Expand]DevExpress.DataAccess.Wizard.Views
  [Expand]DevExpress.Diagram.Core
  [Expand]DevExpress.Diagram.Core.Layout
  [Expand]DevExpress.Diagram.Core.Localization
  [Expand]DevExpress.Diagram.Core.Shapes
  [Expand]DevExpress.Diagram.Core.Themes
  [Expand]DevExpress.DocumentServices.ServiceModel
  [Expand]DevExpress.DocumentServices.ServiceModel.Client
  [Expand]DevExpress.DocumentServices.ServiceModel.DataContracts
  [Expand]DevExpress.DocumentView
  [Expand]DevExpress.Entity.Model
  [Expand]DevExpress.Entity.ProjectModel
  [Expand]DevExpress.Export
  [Expand]DevExpress.Export.Xl
  [Expand]DevExpress.Map
  [Expand]DevExpress.Mvvm
  [Expand]DevExpress.Mvvm.DataAnnotations
  [Expand]DevExpress.Mvvm.DataModel
  [Expand]DevExpress.Mvvm.ModuleInjection
  [Expand]DevExpress.Mvvm.UI
  [Expand]DevExpress.Mvvm.Utils
  [Expand]DevExpress.Mvvm.ViewModel
  [Expand]DevExpress.Office
  [Expand]DevExpress.Office.Crypto
  [Expand]DevExpress.Office.Drawing
  [Expand]DevExpress.Office.Export
  [Expand]DevExpress.Office.Export.Html
  [Expand]DevExpress.Office.Import
  [Expand]DevExpress.Office.Localization
  [Expand]DevExpress.Office.Options
  [Expand]DevExpress.Office.Services
  [Expand]DevExpress.Office.Utils
  [Expand]DevExpress.Pdf
  [Expand]DevExpress.Pdf.Localization
  [Expand]DevExpress.PivotGrid.Printing
  [Expand]DevExpress.Printing
  [Expand]DevExpress.Printing.Core
  [Expand]DevExpress.ReportServer.Printing
  [Expand]DevExpress.ReportServer.Printing.Services
  [Expand]DevExpress.ReportServer.ServiceModel.Client
  [Expand]DevExpress.ReportServer.ServiceModel.ConnectionProviders
  [Expand]DevExpress.ReportServer.ServiceModel.DataContracts
  [Expand]DevExpress.Schedule
  [Expand]DevExpress.Services
  [Expand]DevExpress.Sparkline
  [Expand]DevExpress.Spreadsheet
  [Expand]DevExpress.Spreadsheet.Charts
  [Expand]DevExpress.Spreadsheet.Drawings
  [Expand]DevExpress.Spreadsheet.Export
  [Expand]DevExpress.Spreadsheet.Formulas
  [Expand]DevExpress.Spreadsheet.Functions
  [Expand]DevExpress.TreeMap
  [Expand]DevExpress.Utils
  [Expand]DevExpress.Utils.Commands
  [Expand]DevExpress.Utils.Controls
  [Expand]DevExpress.Utils.Filtering.Internal
  [Expand]DevExpress.Utils.IoC
  [Expand]DevExpress.Utils.Localization
  [Expand]DevExpress.Utils.Serializing.Helpers
  [Expand]DevExpress.WebUtils
  [Expand]DevExpress.Xpf.Core
  [Expand]DevExpress.Xpf.Printing
  [Collapse]DevExpress.Xpo
   [Expand]AggregatedAttribute Class
   [Expand]AssociationAttribute Class
    AsyncCommitCallback Delegate
    AsyncSelectDataCallback Delegate
    CacheBehavior Enumeration
    CollectionBindingBehavior Enumeration
   [Expand]CommitObjectStubsResult Class
   [Expand]CustomAttribute Class
   [Expand]CustomCriteriaManager Class
   [Expand]DataViewPropertiesCollection Class
   [Expand]DataViewProperty Class
   [Expand]DataViewRecord Class
   [Expand]DbTypeAttribute Class
    DefaultMembersPersistence Enumeration
   [Expand]DefaultMembersPersistenceAttribute Class
   [Expand]DeferredDeletionAttribute Class
   [Expand]DelayedAttribute Class
   [Expand]DisplayNameAttribute Class
   [Expand]ExplicitLoadingAttribute Class
   [Expand]ExplicitUnitOfWork Class
   [Expand]GetObjectStubsByKeyQuery Class
    GuidGenerationMode Enumeration
   [Expand]HiddenAttribute Class
   [Expand]ICustomCriteriaOperatorQueryable Interface
   [Expand]ICustomFunctionOperatorQueryable Interface
   [Expand]IDataLayer Interface
    IdentityMapBehavior Enumeration
   [Expand]IndexedAttribute Class
   [Expand]IndicesAttribute Class
   [Expand]IObjectLayer Interface
   [Expand]IObjectLayerEx Interface
   [Expand]IObjectLayerOnSession Interface
   [Expand]ISerializableObjectLayer Interface
   [Expand]ISerializableObjectLayerEx Interface
   [Expand]IXPModificationsStore Interface
   [Expand]IXPObject Interface
   [Expand]IXPSimpleObject Interface
   [Expand]KeyAttribute Class
   [Expand]LoadDataMemberOrderItem Structure
    LockingOption Enumeration
   [Expand]MapInheritanceAttribute Class
    MapInheritanceType Enumeration
   [Expand]MapToAttribute Class
   [Expand]MemberDesignTimeVisibilityAttribute Class
   [Expand]NestedUnitOfWork Class
   [Expand]NoForeignKeyAttribute Class
   [Expand]NonPersistentAttribute Class
   [Expand]NullValueAttribute Class
   [Expand]ObjectChangeEventArgs Class
    ObjectChangeEventHandler Delegate
    ObjectChangeReason Enumeration
   [Expand]ObjectManipulationEventArgs Class
    ObjectManipulationEventHandler Delegate
   [Expand]ObjectsByKeyQuery Class
   [Expand]ObjectsManipulationEventArgs Class
    ObjectsManipulationEventHandler Delegate
   [Expand]ObjectsQuery Class
   [Expand]ObjectStubsQuery Class
   [Expand]OptimisticLockingAttribute Class
    OptimisticLockingBehavior Enumeration
   [Expand]OptimisticLockingIgnoredAttribute Class
    OptimisticLockingReadBehavior Enumeration
   [Expand]OptimisticLockingReadBehaviorAttribute Class
    OptimisticLockingReadMergeBehavior Enumeration
   [Expand]PersistentAliasAttribute Class
   [Expand]PersistentAttribute Class
   [Expand]PersistentBase Class
    PersistentCriteriaEvaluationBehavior Enumeration
   [Expand]ResolveSessionEventArgs Class
    ResolveSessionEventHandler Delegate
   [Expand]SchemaInitEventArgs Class
    SchemaInitEventHandler Delegate
   [Expand]SerializableObjectLayer Class
   [Expand]SerializableObjectLayerClient Class
    ServerExceptionThrownAction Enumeration
   [Expand]ServerExceptionThrownEventArgs Class
    ServerExceptionThrownEventHandler Delegate
   [Expand]Session Class
   [Expand]SessionManipulationEventArgs Class
    SessionManipulationEventHandler Delegate
   [Expand]SessionObjectLayer Class
   [Expand]SessionOperationFailEventArgs Class
    SessionOperationFailEventHandler Delegate
   [Collapse]SimpleDataLayer Class
     SimpleDataLayer Members
    [Expand]SimpleDataLayer Constructor
    [Expand]SimpleDataLayer Properties
    [Expand]SimpleDataLayer Methods
   [Expand]SimpleObjectLayer Class
   [Expand]SizeAttribute Class
   [Expand]SkipCheckForFeedsAttribute Class
    SortDirection Enumeration
   [Expand]SortingCollection Class
   [Expand]SortProperty Class
   [Expand]StreamAttribute Class
   [Expand]ThreadSafeDataLayer Class
   [Expand]UnitOfWork Class
   [Expand]ValueConverterAttribute Class
   [Expand]ViewPropertiesCollection Class
   [Expand]ViewProperty Class
   [Expand]ViewRecord Class
   [Expand]VisibleAttribute Class
   [Expand]XPBaseCollection Class
   [Expand]XPBaseObject Class
   [Expand]XPClassInfoStub Class
   [Expand]XPCollection Class
   [Expand]XPCollection<T> Class
   [Expand]XPCollectionChangedEventArgs Class
    XPCollectionChangedEventHandler Delegate
    XPCollectionChangedType Enumeration
   [Expand]XPCursor Class
   [Expand]XPCustomObject Class
   [Expand]XPDataObject Class
   [Expand]XPDataView Class
   [Expand]XPDelayedProperty Class
   [Expand]XPDictionaryStub Class
   [Expand]XPInstantFeedbackSource Class
   [Expand]XPLiteObject Class
   [Expand]XPObject Class
   [Expand]XPObjectStub Class
   [Expand]XPObjectStubCollection Class
   [Expand]XPObjectType Class
   [Expand]XpoDataSource Class
   [Expand]XpoDataSourceInsertedEventArgs Class
    XpoDataSourceInsertedEventHandler Delegate
   [Expand]XpoDefault Class
   [Expand]XPPageSelector Class
   [Expand]XPQuery<T> Class
   [Expand]XPQueryBase Class
   [Expand]XPQueryExtensions Class
   [Expand]XPServerCollectionSource Class
   [Expand]XPView Class
   [Expand]XPWeakReference Class
  [Expand]DevExpress.Xpo.DB
  [Expand]DevExpress.Xpo.DB.Exceptions
  [Expand]DevExpress.Xpo.DB.Helpers
  [Expand]DevExpress.Xpo.Exceptions
  [Expand]DevExpress.Xpo.Helpers
  [Expand]DevExpress.Xpo.Metadata
  [Expand]DevExpress.XtraCharts
  [Expand]DevExpress.XtraCharts.Localization
  [Expand]DevExpress.XtraCharts.Printing
  [Expand]DevExpress.XtraEditors
  [Expand]DevExpress.XtraEditors.DXErrorProvider
  [Expand]DevExpress.XtraExport.Csv
  [Expand]DevExpress.XtraGauges.Base
  [Expand]DevExpress.XtraGauges.Core
  [Expand]DevExpress.XtraGauges.Core.Base
  [Expand]DevExpress.XtraGauges.Core.Drawing
  [Expand]DevExpress.XtraGauges.Core.Localization
  [Expand]DevExpress.XtraGauges.Core.Model
  [Expand]DevExpress.XtraGauges.Core.Primitive
  [Expand]DevExpress.XtraGrid
  [Expand]DevExpress.XtraPivotGrid
  [Expand]DevExpress.XtraPivotGrid.Customization
  [Expand]DevExpress.XtraPivotGrid.Data
  [Expand]DevExpress.XtraPivotGrid.Localization
  [Expand]DevExpress.XtraPivotGrid.Selection
  [Expand]DevExpress.XtraPrinting
  [Expand]DevExpress.XtraPrinting.BarCode
  [Expand]DevExpress.XtraPrinting.DataNodes
  [Expand]DevExpress.XtraPrinting.Drawing
  [Expand]DevExpress.XtraPrinting.Export
  [Expand]DevExpress.XtraPrinting.Export.Web
  [Expand]DevExpress.XtraPrinting.Localization
  [Expand]DevExpress.XtraPrinting.Native
  [Expand]DevExpress.XtraPrinting.Shape
  [Expand]DevExpress.XtraPrinting.Shape.Native
  [Expand]DevExpress.XtraPrinting.WebClientUIControl.DataContracts
  [Expand]DevExpress.XtraPrinting.XamlExport
  [Expand]DevExpress.XtraPrintingLinks
  [Expand]DevExpress.XtraReports
  [Expand]DevExpress.XtraReports.Design
  [Expand]DevExpress.XtraReports.Parameters
  [Expand]DevExpress.XtraReports.ReportGeneration
  [Expand]DevExpress.XtraReports.UI
  [Expand]DevExpress.XtraRichEdit
  [Expand]DevExpress.XtraRichEdit.API.Layout
  [Expand]DevExpress.XtraRichEdit.API.Native
  [Expand]DevExpress.XtraRichEdit.API.Native.Implementation
  [Expand]DevExpress.XtraRichEdit.Commands
  [Expand]DevExpress.XtraRichEdit.Export
  [Expand]DevExpress.XtraRichEdit.Export.Html
  [Expand]DevExpress.XtraRichEdit.Export.Rtf
  [Expand]DevExpress.XtraRichEdit.Forms
  [Expand]DevExpress.XtraRichEdit.Import
  [Expand]DevExpress.XtraRichEdit.Localization
  [Expand]DevExpress.XtraRichEdit.Services
  [Expand]DevExpress.XtraRichEdit.Utils
  [Expand]DevExpress.XtraScheduler
  [Expand]DevExpress.XtraScheduler.Compatibility
  [Expand]DevExpress.XtraScheduler.Drawing
  [Expand]DevExpress.XtraScheduler.Exchange
  [Expand]DevExpress.XtraScheduler.iCalendar
  [Expand]DevExpress.XtraScheduler.iCalendar.Components
  [Expand]DevExpress.XtraScheduler.Localization
  [Expand]DevExpress.XtraScheduler.Native
  [Expand]DevExpress.XtraScheduler.Outlook
  [Expand]DevExpress.XtraScheduler.Outlook.Interop
  [Expand]DevExpress.XtraScheduler.Reporting
  [Expand]DevExpress.XtraScheduler.Services
  [Expand]DevExpress.XtraScheduler.Services.Implementation
  [Expand]DevExpress.XtraScheduler.Tools
  [Expand]DevExpress.XtraScheduler.UI
  [Expand]DevExpress.XtraScheduler.Xml
  [Expand]DevExpress.XtraSpellChecker
  [Expand]DevExpress.XtraSpreadsheet
  [Expand]DevExpress.XtraSpreadsheet.Export
  [Expand]DevExpress.XtraSpreadsheet.Export.Html
  [Expand]DevExpress.XtraSpreadsheet.Import
  [Expand]DevExpress.XtraSpreadsheet.Localization
  [Expand]DevExpress.XtraSpreadsheet.Services
[Expand]Tools and Utilities
 End-User Documentation

SimpleDataLayer Class

Implements a data layer that enables the object metadata to be modified at runtime.

Namespace:DevExpress.Xpo
Assembly:DevExpress.Xpo.v17.2.dll

Expanded Syntax

Expanded Remarks

This class implements a data layer that enables the object metadata to be modified at runtime. See the Data Access Layer concept for more information on using data layers.

Expanded Inheritance Hierarchy

System.Object
    DevExpress.Xpo.Helpers.BaseDataLayer
       SimpleDataLayer

Expanded See Also

How would you rate this topic?​​​​​​​