delete archivelog all backed up 1 times to sbt_tape;
delete archivelog all completed before 'sysdate -1';
delete noprompt archivelog all;
....until time "to_date('2018-03-13 14:00:07','YYYY-MM-DD HH24:MI:SS')";
delete archivelog all backed up 1 times to sbt_tape;
delete archivelog all completed before 'sysdate -1';
delete noprompt archivelog all;
....until time "to_date('2018-03-13 14:00:07','YYYY-MM-DD HH24:MI:SS')";