Index.UpdateStatistics Method (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

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

Parameters

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

• sampleValue
  Type: System.Int32
  An Int32 value that specifies the sample value.

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

Remarks

Not

Indexes based partly on the UserDefinedTableType object do not support statistics and running this method will generate an exception.

Examples

Creating, Altering, and Removing Indexes

See Also

Reference

Index Class

UpdateStatistics Overload

Microsoft.SqlServer.Management.Smo Namespace

Other Resources

Indexes

UPDATE STATISTICS (Transact-SQL)