카테고리: BOOKS

DBA 의 정석 책 내용 의 스크립트 모음

[Book Script] 시간대 별 Redo Log 발생량 확인하기

  select thread# "Thread#", substr(to_char(first_time,'yyyy/mm/dd'),1,10) "Day", decode(sum(decode(substr(to_char(first_time,'HH24'),1,2),'00',1,0)),0,0,sum(decode(substr(to_char(first_time,'HH24'),1,2),'00',1,0))) "00", decode(sum(decode(substr(to_char(first_time,'HH24'),1,2),'01',1,0)),0,0,sum(decode(substr(to_char(first_time,'HH24'),1,2),'01',1,0))) "01", decode(sum(decode(substr(to_char(first_time,'HH24'),1,2),'02',1,0)),0,0,sum(decode(substr(to_char(first_time,'HH24'),1,2),'02',1,0))) "02", decode(sum(decode(substr(to_char(first_time,'HH24'),1,2),'03',1,0)),0,0,sum(decode(substr(to_char(first_time,'HH24'),1,2),'03',1,0))) "03", decode(sum(decode(substr(to_char(first_time,'HH24'),1,2),'04',1,0)),0,0,sum(decode(substr(to_char(first_time,'HH24'),1,2),'04',1,0))) "04", decode(sum(decode(substr(to_char(first_time,'HH24'),1,2),'05',1,0)),0,0,sum(decode(substr(to_char(first_time,'HH24'),1,2),'05',1,0))) "05", decode(sum(decode(substr(to_char(first_time,'HH24'),1,2),'06',1,0)),0,0,sum(decode(substr(to_char(first_time,'HH24'),1,2),'06',1,0))) "06",…