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3
votes
1answer
419 views

Oracle: How to gather stats in a logical standby database?

I have a Primary and a (logical) Standby Database. The Schema 'APP' gets synced. Now a User has performance issues running a query against some tables in this 'APP' schema of the Standby Database. On ...
0
votes
1answer
59 views

Startup NOMOUNT and Startup MOUNT on dataguard oracle

I have a question here about Oracle data guard. After performing a switchover, we shutdown the new standby database and startup it. At this stage, sometimes I find DBA performance in 2 different ...
0
votes
1answer
66 views

ERP (Oracle) real time backup [closed]

I work in a small company, that runs an ERP that holds about 600MB of data. My task at hand is, to find a way to always have real time backup of the erp (Oracle 11g) that can be retrieved easily (so ...
2
votes
0answers
777 views

Standby controlfile error

I am doing dataguard. I have manually done a backup for the standby database. It was working fine. Problem arose when I used the standby controlfile. On the primary, I have created a standby ...
0
votes
3answers
63 views

Oracle Data Guard - redo logs not in chronological order?

The disadvantages section of the Wikipedia entry for Oracle Data Guard says: If the network link connecting primary and standby is over-subscribed, the redo logs are not applied in chronological ...
1
vote
1answer
116 views

Can a production Oracle DB server also have a dataguard active standby for a different production database?

If you have a production oracle database (PRIM1) protected using Oracle Dataguard to a standby (STBY1) physical server in a different data centre, the standby server needs to be a similar ...
1
vote
0answers
388 views

What is the nature of “LGWR: Setting 'active' archival for destination LOG_ARCHIVE_DEST_2”?

I'm not sure when this started, but for the time being the primary database instances in a physical standby configuration logs this message on every redo log switch. ...
1
vote
2answers
2k views

Oracle RAC with single node Data Guard physical standby

Best practices for Oracle 11gR2 Data Guard implies that the primary and standby databases should have the same layout, eg. RAC to RAC. What special considerations would one need to take into account ...
0
votes
0answers
323 views

Oracle 10gR2 Data Guard Switchover

I need some help! I have a scenario of oracle 10gR2 database replication using data guard. I have selected the data guard command line interface. After my initial setup I can ship and apply logs from ...
1
vote
1answer
209 views

Ora - 00088 error: command cannot be executed by shared server

I get this error from the database when I run the query: select status, error from v$archive_dest where dest_id=2; It's a dataguard environment. I have never seen this problem before. I'm not ...