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When does a Fast-Start Failover (FSFO) with the observer happen?

When does a Fast-Start Failover (FSFO) with the observer happen?

Often asked, well documented but a summary is always good. What are the conditions for the Observer to trigger a fast-start Failover and where do we have to place the observers? As with 19c, you might have noticed that there are less white papers published and however a pdf is easy to read, it is difficult to maintain. The world is evolving rapidly and we want to be able to provide the best and most accurate information regarding best practices…

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DBMS_ROLLING explained

DBMS_ROLLING explained

Active Data Guard is more than just the Read-Only Standby database. Together with your Active Data Guard license comes the “Rolling Upgrade using Active Data Guard” Feature, better known as DBMS_ROLLING. If you search this blog for Transient logical standby, you can find it here. But DBMS_ROLLING is way easier. The principle remains the same: Create the guaranteed restore point Build the logminer dictionary Convert the physical standby to a logical standby Upgrade the logical standby Start the apply again…

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Tasting a different flavour; postgres done by an oracle dba

Tasting a different flavour; postgres done by an oracle dba

There are moments in life you put everything on a row and you want to taste a slight different flavour. Well, I had a week off and I had a play with the plain vanilla postgres. Basically I should try the EDB as it is a bit more “oracle-like”, but I had a spare solaris zone and didn’t feel like running linux, so … plain vanilla it is. First steps? Easy as … I would say anything. In my homelab…

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A more secure connection to a pdb with the Oracle Wallet

A more secure connection to a pdb with the Oracle Wallet

Wallets are cool! Since 9i oracle is pushing us towards services for connecting to a database. Since pdb’s have arrived, you get less and less choice to connect without a service. Recently I discovered passwords stored in environment variables in order to connect to the pdb. A short talk to the author of the script learned me that he just wants to connect to a pdb, so I offered the solution to store the password in the oracle wallet. Here is how…

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