摘要： 在db1上执行SQL> shutdown immediate在db1上以root用户执行，停止该结点的cluster服务./crsctl stop cluster在db2上执行SQL> alter system set cluster_database=false scope=spfile;SQL> shutdown immediateSQL> startup mountSQL> ALTER SYSTEM ENABLE RESTRICTED SESSION;SQL> ALTER SYSTEM SET JOB_QUEUE_PROCESSES=0;SQL> 阅读全文