DbUpdateCommandTree Class

 

Represents a single-row update operation expressed as a command tree. This class cannot be inherited.

Namespace:   System.Data.Entity.Core.Common.CommandTrees
Assembly:  EntityFramework (in EntityFramework.dll)


public sealed class DbUpdateCommandTree : DbModificationCommandTree

NameDescription
System_CAPS_pubpropertyCommandTreeKind

Gets the kind of this command tree.(Overrides DbCommandTree.CommandTreeKind.)

System_CAPS_pubpropertyDataSpace

Gets the data space in which metadata used by this command tree must reside.(Inherited from DbCommandTree.)

System_CAPS_pubpropertyMetadataWorkspace

Gets the metadata workspace used by this command tree.(Inherited from DbCommandTree.)

System_CAPS_pubpropertyParameters

Gets the name and corresponding type of each parameter that can be referenced within this command tree.(Inherited from DbCommandTree.)

System_CAPS_pubpropertyPredicate

Gets an DbExpression that specifies the predicate used to determine which members of the target collection should be updated.

System_CAPS_pubpropertyReturning

Gets an DbExpression that specifies a projection of results to be returned, based on the modified rows.

System_CAPS_pubpropertySetClauses

Gets the list of update set clauses that define the update operation.

System_CAPS_pubpropertyTarget

Gets the DbExpressionBinding that specifies the target table for the DML operation. (Inherited from DbModificationCommandTree.)

System_CAPS_pubpropertyUseDatabaseNullSemantics

Gets whether the command tree uses the null semantics for the database.(Inherited from DbCommandTree.)

NameDescription
System_CAPS_pubmethodEquals(Object)

(Inherited from Object.)

System_CAPS_pubmethodGetHashCode()

(Inherited from Object.)

System_CAPS_pubmethodGetType()

(Inherited from Object.)

System_CAPS_pubmethodToString()

Returns a string representation of the DbCommandTree.(Inherited from DbCommandTree.)

Represents a single-row update operation expressed as a canonical command tree. When the Returning property is set, the command returns a reader; otherwise, it returns a scalar indicating the number of rows affected.

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.