Sql Server Database Backup and Restore through C#
How to take database backup and restore it through C#,
Following code will you
.
First up all you have to add some namespace in your cs file:
Microsoft.SqlServer.management
Microsoft.SqlServer.Management.NotificationServices
Microsoft.SqlServer.Management.Smo
Microsoft.SqlServer.Management.Smo.Agent
Microsoft.SqlServer.Management.Smo.Broker
Microsoft.SqlServer.Management.Smo.Mail
Microsoft.SqlServer.Management.Smo.RegisteredServers
Microsoft.SqlServer.Management.Smo.Wmi
Microsoft.SqlServer.Management.Trace
Now you add the following function for Backup and restore database:
//Code for backup databse
public void BackupDatabase(String databaseName, String userName, String password, String serverName,
String destinationPath)
{
Backup sqlBackup = new Backup();
sqlBackup.Action = BackupActionType.Database;
sqlBackup.BackupSetDescription = "ArchiveDataBase:" + DateTime.Now.ToShortDateString();
sqlBackup.BackupSetName = "Archive";
sqlBackup.Database = databaseName;
BackupDeviceItem deviceItem = new BackupDeviceItem(destinationPath, DeviceType.File);
ServerConnection connection = new ServerConnection(serverName, userName, password);
Server sqlServer = new Server(connection);
Database db = sqlServer.Databases[databaseName];
sqlBackup.Initialize = true;
sqlBackup.Checksum = true;
sqlBackup.ContinueAfterError = true;
sqlBackup.Devices.Add(deviceItem);
sqlBackup.Incremental = false;
sqlBackup.ExpirationDate = DateTime.Now.AddDays(3);
sqlBackup.LogTruncation = BackupTruncateLogType.Truncate;
sqlBackup.FormatMedia = false;
sqlBackup.SqlBackup(sqlServer);
}
//Code for restoration od database:
public void RestoreDatabase(String databaseName, String filePath, String serverName,
String userName, String password, String dataFilePath, String logFilePath)
{
Restore sqlRestore = new Restore();
BackupDeviceItem deviceItem = new BackupDeviceItem(filePath, DeviceType.File);
sqlRestore.Devices.Add(deviceItem);
sqlRestore.Database = databaseName;
ServerConnection connection = new ServerConnection(serverName, userName, password);
Server sqlServer = new Server(connection);
Database db = sqlServer.Databases[databaseName];
sqlRestore.Action = RestoreActionType.Database;
String dataFileLocation = dataFilePath + databaseName + ".mdf";
String logFileLocation = logFilePath + databaseName + "_Log.ldf";
db = sqlServer.Databases[databaseName];
RelocateFile rf = new RelocateFile(databaseName, dataFileLocation);
sqlRestore.RelocateFiles.Add(new RelocateFile(databaseName, dataFileLocation));
sqlRestore.RelocateFiles.Add(new RelocateFile(databaseName+"_log", logFileLocation));
sqlRestore.ReplaceDatabase = true;
sqlRestore.Complete += new ServerMessageEventHandler(sqlRestore_Complete);
sqlRestore.PercentCompleteNotification = 10;
sqlRestore.PercentComplete += new PercentCompleteEventHandler(sqlRestore_PercentComplete);
sqlRestore.SqlRestore(sqlServer);
db = sqlServer.Databases[databaseName];
db.SetOnline();
sqlServer.Refresh();
}