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DB2 9 vs Oracle 10g Admin. Technology - IBM

DB2 9 vs Oracle 10g Admin. Technology - IBM

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<strong>DB2</strong> Information Management온라인 리스토어테이블 공간 고려사항<strong>Oracle</strong>●●테이블공간 레벨 복구테이블 공간 Offline 시킴유실된 데이터파일 복사Redo log 반영(online and archived)복구 시나리오Media failure의 심각도및백업전략에 의존적이며, 일관성있는상태로 복구하는 것이 힘겨운때가 종종 있음.예제 “<strong>Oracle</strong> RecoveryScenarios”<strong>DB2</strong>●●●테이블공간 복구를 온라인 상태에서실행restore database sampletablespace(userspace1) onlinefrom c:\db2backuptaken at 20040901201428without promptingrollforward database sampleto end of logs and completetablespace(userspace1) online롤 포어드는 2가지 타입 제공− End of logs− Point in time테이블공간 백업 이미지들을 이용하여전체 데이터베이스를 생성 가능<strong>DB2</strong> 9 <strong>vs</strong> <strong>Oracle</strong> <strong>10g</strong>© 2008 <strong>IBM</strong> Corporation 60

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