摘要：
data guard switchover切换异常查看DG数据库备份库发现，switchover_status为SWITCHOVER LATENTSQL> select OPEN_MODE,PROTECTION_MODE,PROTECTION_LEVEL,SWITCHOVER_STATUS from v$database;OPEN_MODE PROTECTION_MODE PROTECTION_LEVEL SWITCHOVER_STATUS---------- -------------------- -------------------- ... 阅读全文
摘要：
startup mount restrict;drop database;alter database add standby logfile thread 1 group 8 '/oracle/app/oradata/ora11g/ora_sdb08_1' size 524288000;增加日志组，和日志 阅读全文