Showing posts from June, 2014

restore UNDO tablespace from RMAN

[oracle@shiven instance]$ sqlplus sys/sys as sysdba

SQL*Plus: Release Production on Tue Jun 3 11:01:08 2014

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Connected to:
Oracle Database 11g Enterprise Edition Release - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options

SQL> archive log list;
Database log mode              No Archive Mode
Automatic archival             Disabled
Archive destination            /data1/shiven01/dbs/arch
Oldest online log sequence     1
Current log sequence           3
SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup mount
ORACLE instance started.

Total System Global Area  535662592 bytes
Fixed Size                  1345376 bytes
Variable Size             163580064 bytes
Database Buffers          364904448 bytes
Redo Buffers                5832704 bytes
Database mounted.
SQL> alter database archivelog;

Database altered.