Index.UpdateStatistics-Methode (StatisticsScanType, Int32, Boolean)

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 _
)
'Usage
Dim instance As Index 
Dim scanType As StatisticsScanType 
Dim sampleValue As Integer 
Dim recompute As Boolean

instance.UpdateStatistics(scanType, sampleValue, _
    recompute)

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

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

member UpdateStatistics : 
        scanType:StatisticsScanType * 
        sampleValue:int * 
        recompute:bool -> unit

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

Parameter

scanType
Typ: Microsoft.SqlServer.Management.Smo.StatisticsScanType
A StatisticsScanType that specifies the method used to update the statistics.

sampleValue
Typ: System.Int32
An Int32 value that specifies the sample value.

recompute
Typ: System.Boolean
A Boolean value that specifies whether to recomputed the index statistics or not.If True, the statistics are recomputed. Otherwise, False.