oracle Linux Network MySQL rman troubleshooting xtrabackup ansible centos7 backup Lock 복구 index dns 10046 TRACE redis EC2 AWS cname VirtualBox a cron SSL CentOS sentinel telnet Python 백업 archive log 복구옵션 백업옵션 압축백업 결합 인덱스 대기 이벤트 스칼라 서브쿼리 Index scan constraints full table scan 3 way handshake enable Redo Log 증분백업 expdp left outer join 계층구조 window function 인라인 뷰 DATAPUMP PCTFREE 바인드변수 chown not null Dynamic SQL pctused disable tablespace START WITH HWM 원격백업 Unique Primary Key MMM Archive Mode 서브쿼리 제약조건 subquery Connect by Wait event 실행계획 decode restore Disk subnet role TraceRoute curl Handshake sudo Block replication NAT Deadlock TNS union OR hostname ASCII transaction wget mysqldump JOIN check foreign key timezone Module TCP crontab jdk Kernel Merge NULL samba case alias ping SQL URL Java mount ssh include