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Enumerates a list of performance counters that are supported by the instance of Microsoft SQL Server for a specified object, for a specified counter, and on the specified instance of SQL Server.
Espace de noms: Microsoft.SqlServer.Management.Smo
Assembly: Microsoft.SqlServer.Smo (in microsoft.sqlserver.smo.dll)
Syntaxe
'Déclaration
Public Function EnumPerformanceCounters ( _
objectName As String, _
counterName As String, _
instanceName As String _
) As DataTable
public DataTable EnumPerformanceCounters (
string objectName,
string counterName,
string instanceName
)
public:
DataTable^ EnumPerformanceCounters (
String^ objectName,
String^ counterName,
String^ instanceName
)
public DataTable EnumPerformanceCounters (
String objectName,
String counterName,
String instanceName
)
public function EnumPerformanceCounters (
objectName : String,
counterName : String,
instanceName : String
) : DataTable
Paramètres
- objectName
A String value that specifies the object on which to limit the results.
- counterName
A String value that specifies the counter name on which to limit the results.
- instanceName
A String value that specifies the instance of SQL Server.
Valeur de retour
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. |
Notes
Texte mis à jour :
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 Utilisation d'objets SQL Server.
Cet espace de noms, cette classe ou ce membre est pris en charge uniquement par la version 2.0 de Microsoft .NET Framework.
Exemple
How to: Use an Enumeration Method that Returns a DataTable Object in Visual Basic .NET
Sécurité des threads
Any public static (Shared in Microsoft Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
Plateformes
Plateformes de développement
Pour obtenir la liste des plateformes prises en charge, consultez Configuration matérielle et logicielle requise pour l'installation de SQL Server 2005.
Plateformes cibles
Pour obtenir la liste des plateformes prises en charge, consultez Configuration matérielle et logicielle requise pour l'installation de SQL Server 2005.
Voir aussi
Référence
Server Class
Server Members
Microsoft.SqlServer.Management.Smo Namespace
Autres ressources
Utilisation d'objets SQL Server
Calling Methods
Gestion des serveurs