發行項
04/02/2012

ReplicationAgentSchedule 類別

Represents the schedule for a replication agent job.

繼承階層

System. . :: . .Object
Microsoft.SqlServer.Replication..::..ReplicationAgentSchedule

命名空間： Microsoft.SqlServer.Replication
組件： Microsoft.SqlServer.Rmo (在 Microsoft.SqlServer.Rmo.dll 中)

語法

'宣告
Public NotInheritable Class ReplicationAgentSchedule
'用途
Dim instance As ReplicationAgentSchedule

public sealed class ReplicationAgentSchedule

public ref class ReplicationAgentSchedule sealed

[<SealedAttribute>]
type ReplicationAgentSchedule =  class end

public final class ReplicationAgentSchedule

ReplicationAgentSchedule 型別公開下列成員。

建構函式

	名稱	說明
	ReplicationAgentSchedule	Creates a new instance of the ReplicationAgentSchedule class.

上層

屬性

	名稱	說明
	ActiveEndDate	Gets or sets the date the scheduled activity is to stop running.
	ActiveEndTime	Gets or sets the time the scheduled activity is to stop running.
	ActiveStartDate	Gets or sets the date of the first occurrence of the scheduled activity.
	ActiveStartTime	Gets or sets the time of the first occurrence of the scheduled activity.
	FrequencyInterval	Gets or sets the interval between occurrences of a scheduled activity.
	FrequencyRecurrenceFactor	Gets or sets the frequency recurrence factor.
	FrequencyRelativeInterval	Gets or sets a time of occurrence that is relative to the first day of the month.
	FrequencySubDay	Gets or sets the frequency in minutes for scheduled activities that occur several times a day.
	FrequencySubDayInterval	Gets or sets the interval between scheduled activities that occur several times in one day.
	FrequencyType	Gets or sets the frequency for a scheduled activity.

上層

方法

	名稱	說明
	Equals	(繼承自 Object。)
	Finalize	(繼承自 Object。)
	GetHashCode	(繼承自 Object。)
	GetType	(繼承自 Object。)
	MemberwiseClone	(繼承自 Object。)
	ToString	(繼承自 Object。)
	Update	Updates an existing schedule on the server.

上層

備註

This namespace, class, or member is supported only in version 2.0 of the .NET Framework.

Thread Safety

Any public static (Shared in Microsoft Visual Basic) members of this type are safe for multithreaded operations. Any instance members are not guaranteed to be thread safe.

範例

           // Define the server, database, and publication names
            string publisherName = publisherInstance;
            string publicationName = "AdvWorksSalesOrdersMerge";
            string publicationDbName = "AdventureWorks2008R2";
            string distributorName = publisherInstance;

            MergePublication publication;
            MergePartition partition;
            MergeDynamicSnapshotJob snapshotAgentJob;
            ReplicationAgentSchedule schedule;
            
            // Create a connection to the Publisher.
            ServerConnection publisherConn = new ServerConnection(publisherName);

            // Create a connection to the Distributor to start the Snapshot Agent.
            ServerConnection distributorConn = new ServerConnection(distributorName);

            try
            {
                // Connect to the Publisher.
                publisherConn.Connect();

                // Set the required properties for the publication.
                publication = new MergePublication();
                publication.ConnectionContext = publisherConn;
                publication.Name = publicationName;
                publication.DatabaseName = publicationDbName;


                // If we can't get the properties for this merge publication, 
                // then throw an application exception.
                if (publication.LoadProperties() || publication.SnapshotAvailable)
                {
                    // Set a weekly schedule for the filtered data snapshot.
                    schedule = new ReplicationAgentSchedule();
                    schedule.FrequencyType = ScheduleFrequencyType.Weekly;
                    schedule.FrequencyRecurrenceFactor = 1;
                    schedule.FrequencyInterval = Convert.ToInt32(0x001);

                    // Set the value of Hostname that defines the data partition. 
                    partition = new MergePartition();
                    partition.DynamicFilterHostName = hostname;
                    snapshotAgentJob = new MergeDynamicSnapshotJob();
                    snapshotAgentJob.DynamicFilterHostName = hostname;

                    // Create the partition for the publication with the defined schedule.
                    publication.AddMergePartition(partition);
                    publication.AddMergeDynamicSnapshotJob(snapshotAgentJob, schedule);
                }
                else
                {
                    throw new ApplicationException(String.Format(
                        "Settings could not be retrieved for the publication, " +
                        " or the initial snapshot has not been generated. " +
                        "Ensure that the publication {0} exists on {1} and " +
                        "that the Snapshot Agent has run successfully.",
                        publicationName, publisherName));
                }
            }
            catch (Exception ex)
            {
                // Do error handling here.
                throw new ApplicationException(string.Format(
                    "The partition for '{0}' in the {1} publication could not be created.",
                    hostname, publicationName), ex);
            }
            finally
            {
                publisherConn.Disconnect();
                if (distributorConn.IsOpen) distributorConn.Disconnect();
            }

' Define the server, database, and publication names
Dim publisherName As String = publisherInstance
Dim publicationName As String = "AdvWorksSalesOrdersMerge"
Dim publicationDbName As String = "AdventureWorks2008R2"
Dim distributorName As String = publisherInstance

Dim publication As MergePublication
Dim partition As MergePartition
Dim snapshotAgentJob As MergeDynamicSnapshotJob
Dim schedule As ReplicationAgentSchedule

' Create a connection to the Publisher.
Dim publisherConn As ServerConnection = New ServerConnection(publisherName)

' Create a connection to the Distributor to start the Snapshot Agent.
Dim distributorConn As ServerConnection = New ServerConnection(distributorName)

Try
    ' Connect to the Publisher.
    publisherConn.Connect()

    ' Set the required properties for the publication.
    publication = New MergePublication()
    publication.ConnectionContext = publisherConn
    publication.Name = publicationName
    publication.DatabaseName = publicationDbName


    ' If we can't get the properties for this merge publication, 
    ' then throw an application exception.
    If (publication.LoadProperties() Or publication.SnapshotAvailable) Then
        ' Set a weekly schedule for the filtered data snapshot.
        schedule = New ReplicationAgentSchedule()
        schedule.FrequencyType = ScheduleFrequencyType.Weekly
        schedule.FrequencyRecurrenceFactor = 1
        schedule.FrequencyInterval = Convert.ToInt32("0x001", 16)

        ' Set the value of Hostname that defines the data partition. 
        partition = New MergePartition()
        partition.DynamicFilterHostName = hostname
        snapshotAgentJob = New MergeDynamicSnapshotJob()
        snapshotAgentJob.DynamicFilterHostName = hostname

        ' Create the partition for the publication with the defined schedule.
        publication.AddMergePartition(partition)
        publication.AddMergeDynamicSnapshotJob(snapshotAgentJob, schedule)
    Else
        Throw New ApplicationException(String.Format( _
         "Settings could not be retrieved for the publication, " + _
         " or the initial snapshot has not been generated. " + _
         "Ensure that the publication {0} exists on {1} and " + _
         "that the Snapshot Agent has run successfully.", _
         publicationName, publisherName))
    End If
Catch ex As Exception
    ' Do error handling here.
    Throw New ApplicationException(String.Format( _
     "The partition for '{0}' in the {1} publication could not be created.", _
     hostname, publicationName), ex)
Finally
    publisherConn.Disconnect()
    If distributorConn.IsOpen Then
        distributorConn.Disconnect()
    End If
End Try

執行緒安全性

這個型別的任何公用 static (在 Visual Basic 中為 Shared) 成員都是執行緒安全的。並不是所有的執行個體成員都保證可以用於所有的執行緒。

共用方式為