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System.Data.Entity.Core.Objects Namespace

 

The System.Data.Entity.Core.Objects namespace provides facilities for querying and working with entity data types.

ClassDescription
System_CAPS_pubclassCompiledQuery

Caches an ELinq query

System_CAPS_pubclassCurrentValueRecord

The values currently assigned to the properties of an entity.

System_CAPS_pubclassDbUpdatableDataRecord

Provides access to the original values of object data. The DbUpdatableDataRecord implements methods that allow updates to the original values of an object.

System_CAPS_pubclassEntityFunctions

Obsolete.Provides common language runtime (CLR) methods that expose EDM canonical functions for use in DbContext or ObjectContext LINQ to Entities queries.

System_CAPS_pubclassExecutionOptions

Represents options for query execution.

System_CAPS_pubclassObjectContext

ObjectContext is the top-level object that encapsulates a connection between the CLR and the database, serving as a gateway for Create, Read, Update, and Delete operations.

System_CAPS_pubclassObjectContextOptions

Defines options that affect the behavior of the ObjectContext.

System_CAPS_pubclassObjectMaterializedEventArgs

EventArgs for the ObjectMaterialized event.

System_CAPS_pubclassObjectParameter

This class represents a query parameter at the object layer, which consists of a Name, a Type and a Value.

System_CAPS_pubclassObjectParameterCollection

Represents a collection of query parameters at the object layer.

System_CAPS_pubclassObjectQuery

This class implements untyped queries at the object-layer.

System_CAPS_pubclassObjectQuery<T>

ObjectQuery implements strongly-typed queries at the object-layer. Queries are specified using Entity-SQL strings and may be created by calling the Entity-SQL-based query builder methods declared by ObjectQuery.

System_CAPS_pubclassObjectResult

This class implements IEnumerable and IDisposable. Instance of this class is returned from ObjectQuery.Execute method.

System_CAPS_pubclassObjectResult<T>

This class represents the result of the Execute method.

System_CAPS_pubclassObjectSet<TEntity>

Represents a typed entity set that is used to perform create, read, update, and delete operations.

System_CAPS_pubclassObjectStateEntry

Represents either a entity, entity stub or relationship

System_CAPS_pubclassObjectStateManager

Maintains object state and identity management for entity type instances and relationship instances.

System_CAPS_pubclassOriginalValueRecord

The original values of the properties of an entity when it was retrieved from the database.

System_CAPS_pubclassProxyDataContractResolver

A DataContractResolver that knows how to resolve proxy types created for persistent ignorant classes to their base types. This is used with the DataContractSerializer.

InterfaceDescription
System_CAPS_pubinterfaceIObjectSet<TEntity>

Defines behavior for implementations of IQueryable that allow modifications to the membership of the resulting set.

DelegateDescription
System_CAPS_pubdelegateObjectMaterializedEventHandler

Delegate for the ObjectMaterialized event.

EnumerationDescription
System_CAPS_pubenumMergeOption

The different ways that new objects loaded from the database can be merged with existing objects already in memory.

System_CAPS_pubenumRefreshMode

Defines the different ways to handle modified properties when refreshing in-memory data from the database.

System_CAPS_pubenumSaveOptions

Flags used to modify behavior of ObjectContext.SaveChanges()

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