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.
Namespace: Microsoft.SqlServer.Replication
Assembly: Microsoft.SqlServer.Rmo (in Microsoft.SqlServer.Rmo.dll)
Syntax
'Declaration
Public NotInheritable Class MergeDynamicSnapshotJob
'Usage
Dim instance As MergeDynamicSnapshotJob
public sealed class MergeDynamicSnapshotJob
public ref class MergeDynamicSnapshotJob sealed
[<SealedAttribute>]
type MergeDynamicSnapshotJob = class end
public final class MergeDynamicSnapshotJob
Remarks
This namespace, class, or member is supported only in version 2.0 of the Microsoft .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.
Examples
// 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
Inheritance Hierarchy
System.Object
Microsoft.SqlServer.Replication.MergeDynamicSnapshotJob
Thread Safety
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
See Also