(一)Active DataGuard启动顺序
(1)启动监听,先启从库再起主库
lsnrctl start
(2)启动数据库,先启动备库在启主库
--先启备库 sql>startup nomount sqlalter database mount standby database; sqldatabase opendatabase recover managed standby database using current logfile disconnect from session; 再启主库 sql>startup
sqlshutdown immediate
(2)再关备用库:
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