TableViewBase.UpdateStatistics-Methode (StatisticsTarget, StatisticsScanType, Int32)
Updates the statistics for the table or view with the option to specify the target, the type of scan performed, and the sample size.
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 _
)
'Usage
Dim instance As TableViewBase
Dim affectType As StatisticsTarget
Dim scanType As StatisticsScanType
Dim sampleValue As Integer
instance.UpdateStatistics(affectType, _
scanType, sampleValue)
public void UpdateStatistics(
StatisticsTarget affectType,
StatisticsScanType scanType,
int sampleValue
)
public:
void UpdateStatistics(
StatisticsTarget affectType,
StatisticsScanType scanType,
int sampleValue
)
member UpdateStatistics :
affectType:StatisticsTarget *
scanType:StatisticsScanType *
sampleValue:int -> unit
public function UpdateStatistics(
affectType : StatisticsTarget,
scanType : StatisticsScanType,
sampleValue : int
)
Parameter
- affectType
Typ: Microsoft.SqlServer.Management.Smo.StatisticsTarget
A StatisticsTarget object value that specifies the target of the statistics update, such as columns or indexes.
- scanType
Typ: Microsoft.SqlServer.Management.Smo.StatisticsScanType
A StatisticsScanType object value that specifies the way in which statistical information is gathered.
- sampleValue
Typ: System.Int32
An Int32 value that specifies the sample size. The units are dependent on the scan type.
Beispiele
Arbeiten mit Datenbankobjekten
Siehe auch
Verweis
Microsoft.SqlServer.Management.Smo-Namespace