UpdateStatistics 方法 (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.

命名空间:  Microsoft.SqlServer.Management.Smo
程序集:  Microsoft.SqlServer.Smo(在 Microsoft.SqlServer.Smo.dll 中)

语法

声明
Public Sub UpdateStatistics ( _
    affectType As StatisticsTarget, _
    scanType As StatisticsScanType, _
    sampleValue As Integer _
)
用法
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
)

参数

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