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EnumPerformanceCounters 方法

Enumerates a list of performance counters that are supported by the instance of SQL Server.

命名空間：  Microsoft.SqlServer.Management.Smo
組件：  Microsoft.SqlServer.Smo (在 Microsoft.SqlServer.Smo.dll 中)

語法

'宣告
Public Function EnumPerformanceCounters As DataTable
'用途
Dim instance As Server
Dim returnValue As DataTable

returnValue = instance.EnumPerformanceCounters()

public DataTable EnumPerformanceCounters()

public:
DataTable^ EnumPerformanceCounters()

member EnumPerformanceCounters : unit -> DataTable 

public function EnumPerformanceCounters() : DataTable

傳回值

型別：System.Data. . :: . .DataTable
A DataTable object value that contains a list of performance counters supported by the instance of SQL Server. The table describes the different columns of the returned DataTable.

Column

Data type

Description

ObjectName

String

The name of the performance counter object. The SqlServer.ExecStatistics object, for example.

CounterName

String

The name of the performance counter. The Distributed Query counter, for example.

InstanceName

String

The name of the measurement to be taken. The Exec started per second instance, for example.

備註

This method enumerates all the performance counters available in SQL Server that you could use to create a performance alert. You can also see the performance counters listed in 使用 SQL Server 物件.

範例

'Connect to the local, default instance of SQL Server.
Dim srv As Server
srv = New Server
'Call the EnumCollations method and return collation information to DataTable variable.
Dim d As DataTable
'Select the returned data into an array of DataRow.
d = srv.EnumCollations
'Iterate through the rows and display collation details for the instance of SQL Server.
Dim r As DataRow
Dim c As DataColumn
For Each r In d.Rows
    Console.WriteLine("============================================")
    For Each c In r.Table.Columns
        Console.WriteLine(c.ColumnName + " = " + r(c).ToString)
    Next
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