TableViewBase.UpdateStatistics Method (StatisticsTarget, StatisticsScanType, Int32, Boolean)

Updates the statistics for the table or view with the option to specify the target, the type of scan performed, the sample size, and whether to recompute the statistics.

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

Syntax

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

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

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

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

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

Parameter

affectType
A StatisticsTarget object value that specifies the target of the statistics update, such as columns or indexes.

scanType
A StatisticsScanType object value that specifies the way in which statistical information is gathered.

sampleValue
An Int32 value that specifies the sample size. The units are dependent on the scan type.

recompute
A Boolean value that specifies whether to recompute the statistics.

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, Alter, and Remove a Table in Visual Basic .NET

How to: Create, Alter, and Remove a View 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.