MergeDynamicSnapshotJob Class

Contains information about the Snapshot Agent job that generates the data snapshot for a subscription to a merge publication with a parameterized row filter.

Spazio dei nomi: Microsoft.SqlServer.Replication
Assembly : Microsoft.SqlServer.Rmo (in microsoft.sqlserver.rmo.dll)

Sintassi

'Dichiarazione
Public NotInheritable Class MergeDynamicSnapshotJob

public sealed class MergeDynamicSnapshotJob

public ref class MergeDynamicSnapshotJob sealed

public final class MergeDynamicSnapshotJob

public final class MergeDynamicSnapshotJob

Osservazioni

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

Inheritance Hierarchy

System.Object
  Microsoft.SqlServer.Replication.MergeDynamicSnapshotJob

Esempio

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

Thread Safety

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.

Piattaforme

Piattaforme di sviluppo

Per un elenco delle piattaforme supportate, vedere Requisiti hardware e software per l'Installazione di SQL Server 2005.

Piattaforme di destinazione

Per un elenco delle piattaforme supportate, vedere Requisiti hardware e software per l'Installazione di SQL Server 2005.

Vedere anche

Riferimento

MergeDynamicSnapshotJob Members
Microsoft.SqlServer.Replication Namespace
AddMergeDynamicSnapshotJob
ScriptMergeDynamicSnapshotJob

Altre risorse

How to: Create a Snapshot for a Merge Publication with Parameterized Filters (RMO Programming)
How to: Manage Partitions for a Merge Publication with Parameterized Filters (RMO Programming)
Snapshot per pubblicazioni di tipo merge con filtri con parametri