Метод PublisherMonitor.EnumLogReaderAgentSessions

Статья
02/02/2013

Returns information about Log Reader Agent sessions.

Пространство имен: Microsoft.SqlServer.Replication
Сборка: Microsoft.SqlServer.Rmo (в Microsoft.SqlServer.Rmo.dll)

Синтаксис

'Декларация
Public Function EnumLogReaderAgentSessions ( _
    agentName As String, _
    sessionDuration As Integer, _
    returnOnlyErrorSessions As Boolean _
) As DataSet
'Применение
Dim instance As PublisherMonitor 
Dim agentName As String 
Dim sessionDuration As Integer 
Dim returnOnlyErrorSessions As Boolean 
Dim returnValue As DataSet 

returnValue = instance.EnumLogReaderAgentSessions(agentName, _
    sessionDuration, returnOnlyErrorSessions)

public DataSet EnumLogReaderAgentSessions(
    string agentName,
    int sessionDuration,
    bool returnOnlyErrorSessions
)

public:
DataSet^ EnumLogReaderAgentSessions(
    String^ agentName, 
    int sessionDuration, 
    bool returnOnlyErrorSessions
)

member EnumLogReaderAgentSessions : 
        agentName:string * 
        sessionDuration:int * 
        returnOnlyErrorSessions:bool -> DataSet

public function EnumLogReaderAgentSessions(
    agentName : String, 
    sessionDuration : int, 
    returnOnlyErrorSessions : boolean
) : DataSet

Параметры

agentName
Тип: System.String
A String value that specifies the name of the Log Reader Agent. You can obtain this value from the LogReaderAgentName property of the published database.

sessionDuration
Тип: System.Int32
An Int32 value that specifies the number of hours before the current time to which to limit the results. For example, a value of 24 will return information about agent sessions over the last 24 hours. A value of -1 returns information on the last 100 sessions, and a value of 0 returns information on all sessions.

returnOnlyErrorSessions
Тип: System.Boolean
A Boolean value that specifies whether to returns information only on sessions that resulted in an error or on all sessions. If true, only error sessions are returned. If false, all sessions are returned.

Возвращаемое значение

Тип: System.Data.DataSet
A DataSet object that contains the following columns.

Column	Data type	Description
runstatus	Int32	The running status: 1 = Start 2 = Succeed 3 = In progress 4 = Idle 5 = Retry 6 = Fail
start_time	String	Date and time of last agent execution.
time	String	Date and time that the session was logged.
comments	String	Message text logged by the agent.
duration	Int32	Elapsed time of the session, in seconds.
delivery_rate	Single	Average number of commands delivered per second.
delivery_latency	Int32	The time, in milliseconds, between a command being committed to the published database and being committed to the distribution database.
delivery_time	Int32	The time first transaction is delivered.
delivered_transactions	Int32	Total number of transactions delivered in the session.
delivered_commands	Int32	Total number of commands delivered in the session.
average_commands	Int32	Average number of commands per transaction delivered in the session.
action_count	Int32	Number of agent log messages recorded in the session.
error_id	Int32	The ID of the error in the MSrepl_errors (Transact-SQL) system table. Use the EnumErrorRecords method to return detailed information about an error.

Замечания

You should commit any property changes to the PublisherMonitor object before calling this method because properties of this object may need to be loaded if they have not been loaded already.

The EnumLogReaderAgentSessions method can only be called by members of the db_owner or replmonitor fixed database roles on the distribution database.