PublicationMonitor.EnumTracerTokenHistory Method
Returns Subscriber latency information for a single tracer token record inserted into a monitored transactional publication.
命名空间: Microsoft.SqlServer.Replication
程序集: Microsoft.SqlServer.Rmo (in microsoft.sqlserver.rmo.dll)
语法
声明
Public Function EnumTracerTokenHistory ( _
tracerTokenId As Integer _
) As DataSet
public DataSet EnumTracerTokenHistory (
int tracerTokenId
)
public:
DataSet^ EnumTracerTokenHistory (
int tracerTokenId
)
public DataSet EnumTracerTokenHistory (
int tracerTokenId
)
public function EnumTracerTokenHistory (
tracerTokenId : int
) : DataSet
参数
- tracerTokenId
An Int32 value that specifies the ID value that uniquely identifies the tracer token.
返回值
A DataSet object that contains the following columns.
Column |
Data type |
Description |
distributor_latency |
Number of seconds between the tracer token record being committed at the Publisher and being committed at the Distributor. |
|
subscriber |
Name of the Subscriber that received the tracer token. |
|
subscriber_db |
String |
Name of the subscription database into which the tracer token record was inserted. |
subscriber_latency |
Int64 |
Number of seconds between the tracer token record being committed at the Distributor and being committed at the Subscriber. |
overall_latency |
Int64 |
Number of seconds between the tracer token record being committed at the Publisher and being committed at the Subscriber. |
备注
One row is returned for each subscription that received the tracer token record. Call EnumTracerTokens to get the tracer tokens inserted into the monitored publication.
The EnumTracerTokenHistory method is only valid for transactional publications.
The EnumTracerTokenHistory method can only be called by members of the db_owner or replmonitor fixed database roles in the distribution database.
Calling EnumTracerTokenHistory is equivalent to executing sp_helptracertokenhistory (Transact-SQL).
The EnumTracerTokenHistory method is available only with SQL Server 2005.
This namespace, class, or member is supported only in version 2.0 of the .NET Framework.
线程安全
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.
平台
开发平台
有关支持的平台列表,请参阅安装 SQL Server 2005 的硬件和软件要求。
目标平台
有关支持的平台列表,请参阅安装 SQL Server 2005 的硬件和软件要求。
请参阅
参考
PublicationMonitor Class
PublicationMonitor Members
Microsoft.SqlServer.Replication Namespace
其他资源
How to: Measure Latency and Validate Connections for Transactional Replication (RMO Programming)