con.Open();
        DB2Command dbtest = new DB2Command();
        dbtest.Connection = con;
        dbtest.CommandText = @"CONNECT TO GTK;
QUIESCE DATABASE IMMEDIATE FORCE CONNECTIONS;
CONNECT RESET;
DEACTIVATE DATABASE GTK;
BACKUP DATABASE GTK TO ""C:\Backup"" EXCLUDE LOGS WITHOUT PROMPTING;
CONNECT TO GTK;
UNQUIESCE DATABASE;
CONNECT RESET;";

        dbtest.ExecuteNonQuery();
        
        con.Close();