Méthode TableViewBase.UpdateStatistics (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.
Espace de noms : Microsoft.SqlServer.Management.Smo
Assembly : Microsoft.SqlServer.Smo (en Microsoft.SqlServer.Smo.dll)
Syntaxe
'Déclaration
Public Sub UpdateStatistics ( _
affectType As StatisticsTarget, _
scanType As StatisticsScanType, _
sampleValue As Integer _
)
'Utilisation
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
)
Paramètres
- affectType
Type : Microsoft.SqlServer.Management.Smo.StatisticsTarget
A StatisticsTarget object value that specifies the target of the statistics update, such as columns or indexes.
- scanType
Type : Microsoft.SqlServer.Management.Smo.StatisticsScanType
A StatisticsScanType object value that specifies the way in which statistical information is gathered.
- sampleValue
Type : System.Int32
An Int32 value that specifies the sample size. The units are dependent on the scan type.
Exemples
Utilisation des objets de base de données
Voir aussi
Référence
Espace de noms Microsoft.SqlServer.Management.Smo