oracle DataGuard停機和啓動順序

一、停機

1、先關閉主庫

--登錄數據庫
sqlplus / as sysdba

sql>shutdown immediate

 

2、再關閉備庫

--登錄數據庫
sqlplus / as sysdba

sql>alter database recover managed standby database cancel;  --停止同步
sql>shutdown immediate;

二、啓動

1、啓動主從監聽，先啓動從庫，再啓主庫

lsnrctl start

2、啓動主從數據庫，先啓備庫，再啓從庫

--- 先啓備庫
sql>startup nomount
sql>alter database mount standby database;
sql>alter database open;
sql>alter database recover managed standby database using current logfile disconnect from session;




---再啓主庫
sql>startup