AdomdConnection.BeginTransaction Method (IsolationLevel)

Artigo
12/03/2008

Begins a new transaction with the specified IsolationLevel enumeration value.

Namespace: Microsoft.AnalysisServices.AdomdClient
Assembly: Microsoft.AnalysisServices.AdomdClient (in microsoft.analysisservices.adomdclient.dll)

Syntax

'Declaration
Public Function BeginTransaction ( _
    isolationLevel As IsolationLevel _
) As AdomdTransaction

public AdomdTransaction BeginTransaction (
    IsolationLevel isolationLevel
)

public:
AdomdTransaction^ BeginTransaction (
    IsolationLevel isolationLevel
)

public AdomdTransaction BeginTransaction (
    IsolationLevel isolationLevel
)

public function BeginTransaction (
    isolationLevel : IsolationLevel
) : AdomdTransaction

Parameters

isolationLevel
An IsolationLevel enumeration value.

Return Value

An AdomdTransaction that represents the newly started transaction.

Exceptions

Exception type	Condition
System.NotSupportedException	The member was called with an unsupported isolation level.
AdomdErrorResponseException	The provider returned an error in response.
AdomdUnknownResponseException	The provider sent an unrecognizable response.
AdomdConnectionException	The connection was broken.
System.InvalidOperationException	An error occurred because one of the following conditions was met: The connection was not set. The connection was not opened. Either the CommandText property or the CommandStream property was improperly set. Both the CommandText property and the CommandStream property were set. Neither the CommandText property, nor the CommandStream property was set.

Remarks

Once the transaction has completed, you must explicitly commit the transaction by using the Commit method or roll back the transaction by using the Rollback method of the AdomdTransaction.

Note

Only IsolationLevel.ReadCommitted is supported.

Thread Safety

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

Platforms

Development Platforms

For a list of the supported platforms, see Hardware and Software Requirements for Installing SQL Server 2005.

Target Platforms