Index.UpdateStatistics Method (StatisticsScanType, Int32, Boolean)

Artikel
12/15/2008

Updates statistics for the referenced index with the specified statistics scan type and specified sample size and with the option to recompute the statistics.

Namespace: Microsoft.SqlServer.Management.Smo
Assembly : Microsoft.SqlServer.Smo (in microsoft.sqlserver.smo.dll)

Syntax

'Declaration
Public Sub UpdateStatistics ( _
    scanType As StatisticsScanType, _
    sampleValue As Integer, _
    recompute As Boolean _
)

public void UpdateStatistics (
    StatisticsScanType scanType,
    int sampleValue,
    bool recompute
)

public:
void UpdateStatistics (
    StatisticsScanType scanType, 
    int sampleValue, 
    bool recompute
)

public void UpdateStatistics (
    StatisticsScanType scanType, 
    int sampleValue, 
    boolean recompute
)

public function UpdateStatistics (
    scanType : StatisticsScanType, 
    sampleValue : int, 
    recompute : boolean
)

Parameter

scanType
A StatisticsScanType that specifies the method used to update the statistics.

sampleValue
An Int32 value that specifies the sample value.

recompute
A Boolean value that specifies whether to recomputed the index statistics or not.

If True, the statistics are recomputed.

If False, the statistics are not recomputed.

Hinweise

Der Namespace, die Klasse oder das Element wird nur in der Version 2.0 von Microsoft .NET Framework unterstützt.

Beispiel

How to: Create a Non-Clustered, Composite Index in Visual Basic .NET

Threadsicherheit

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.

Plattformen

Entwicklungsplattformen

Eine Liste der unterstützten Plattformen finden Sie unterHardware- und Softwareanforderungen für die Installation von SQL Server 2005.

Zielplattforme

Eine Liste der unterstützten Plattformen finden Sie unterHardware- und Softwareanforderungen für die Installation von SQL Server 2005.

Siehe auch

Verweis

Index Class
Index Members
Microsoft.SqlServer.Management.Smo Namespace

Andere Ressourcen

Creating, Altering, and Removing Indexes
Indizes
UPDATE STATISTICS (Transact-SQL)

Freigeben über