Delete disk groups

Environment Overview: Current rac cluster present in 4 of the last node

 

1. The first other nodes ( 2 , 3 , 4 a) in the group to use the disk dismount off, node 1 does not require the dismount :

SQL* alter diskgroup flashdg dismount ;  Diskgroup altered.

2. Finally, back to the node 1 on, execute the following command:

SQL*P1us: Release 12.2.e.l.ß Production on Thu Dec 13 2e18  copyright (c) 1982,  Connected to:  Oracle Database 12c  SQL > drop diskgroup  Diskg roup dropped .  SQL*  2016, oracle.  All rights reserved.  Enterprise Edition Release 12.2.3.1.0  flashdg including contents:  - 64bit Production


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Origin www.cnblogs.com/cnhyk/p/12125235.html