EnumPerformanceCounters 方法 (String, String, String)
为指定对象、指定计数器和 SQL Server 的指定实例枚举 SQL Server 实例支持的性能计数器的列表。
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 Function EnumPerformanceCounters ( _
objectName As String, _
counterName As String, _
instanceName As String _
) As DataTable
用法
Dim instance As Server
Dim objectName As String
Dim counterName As String
Dim instanceName As String
Dim returnValue As DataTable
returnValue = instance.EnumPerformanceCounters(objectName, _
counterName, instanceName)
public DataTable EnumPerformanceCounters(
string objectName,
string counterName,
string instanceName
)
public:
DataTable^ EnumPerformanceCounters(
String^ objectName,
String^ counterName,
String^ instanceName
)
member EnumPerformanceCounters :
objectName:string *
counterName:string *
instanceName:string -> DataTable
public function EnumPerformanceCounters(
objectName : String,
counterName : String,
instanceName : String
) : DataTable
参数
- objectName
类型:System. . :: . .String
一个 String 值,该值指定要限制其结果的对象。
- counterName
类型:System. . :: . .String
一个 String 值,该值指定将限制其结果的计数器名称。
- instanceName
类型:System. . :: . .String
一个 String 值,该值指定 SQL Server 的实例。
注释
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 对象.
示例
C#
Server srv = new Server("(local)");
DataTable d = srv.EnumPerformanceCounters("SqlServer:CLR", "CLR Execution", "");
foreach (DataRow r in d.Rows)
{
Console.WriteLine("============================================");
foreach(DataColumn c in d.Columns)
{
Console.WriteLine(c.ColumnName + " = " + r[c].ToString());
}
}
PowerShell
$srv = new-Object Microsoft.SqlServer.Management.Smo.Server("(local)")
$d = $srv.EnumPerformanceCounters("SqlServer:CLR", "CLR Execution", "")
foreach ($r in $d.Rows)
{
Write-Host "============================================"
Foreach ($c in $d.Columns)
{
Write-Host $c.ColumnName "=" $r[$c]
}
}