alter database add standby logfile thread 1 ‘+FRA’ size 100M;
alter database add standby logfile thread 1 ‘+FRA’ size 100M;
alter database add standby logfile thread 1 ‘+FRA’ size 100M;
alter database add standby logfile thread 1 ‘+FRA’ size 100M;
alter database add standby logfile thread 2 ‘+FRA’ size 100M;
alter database add standby logfile thread 2 ‘+FRA’ size 100M;
alter database add standby logfile thread 2 ‘+FRA’ size 100M;
alter database add standby logfile thread 2 ‘+FRA’ size 100M;
alter database add standby logfile thread 3 ‘+FRA’ size 100M;
alter database add standby logfile thread 3 ‘+FRA’ size 100M;
alter database add standby logfile thread 3 ‘+FRA’ size 100M;
alter database add standby logfile thread 3 ‘+FRA’ size 100M;