VirtualBox
0

https://www.groovypost.com/howto/virtualbox-error-uuid-hard-disk/ C:\Users\Kishore>cd “c:\Program Files” c:\Program Files>cd Oracle c:\Program Files\Oracle>cd VirtualBox c:\Program Files\Oracle\VirtualBox>VBOXMANAGE.EXE internalcommands sethduuid “C:\Kishore\VMs\OAM12c\OAM11gR2PS3_VirtualBoxImage.vdi”…

RAC
0

After upgrade to 12c, check if sqlnet.ora has below information SQLNET.ALLOWED_LOGON_VERSION_SERVER = 11 SQLNET.ALLOWED_LOGON_VERSION_CLIENT =…

DBA
0

select min(maxnc), null from  (select max(next_change#) maxnc from v$backup_redolog group by thread#) col min(maxnc) format…

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