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Standard Edition High Availability

15. May 2020 Johannes Ahrends

On May 7th Oracle released “Standard Edition High Availability” (SEHA). There has been a high availability gap so far because (…)

23. April 2020 Johannes Ahrends

April 15th was patch day again. New security patches, patch sets, release update and whatever they are named became available. (…)

30. March 2020 Johannes Ahrends

In one of my projects we had a disaster most recently: An application was connected to two databases simultaneously and (…)

25. September 2019 Johannes Ahrends

At the Openworld conference 2019 Oracle announced that Oracle 19c will allow up to three pluggable database per database on (…)

17. June 2019 Johannes Ahrends

In this blog I will show you how to use an RMAN backup to create a database clone. In my (…)

14. June 2019 Johannes Ahrends

In this blog I will show you how easy it is to restore a corrupted tablespace or datafile using RMAN. (…)

5. June 2019 Johannes Ahrends

About 8 years ago I wrote a blog named: It’s so Easy to use RMAN for Backups. So it’s time (…)

8. April 2019 Johannes Ahrends

If you read through the actual Oracle 19c documentation, esp. the “Database Licensing Information User Manual” you might notice that (…)

7. December 2018 Johannes Ahrends 3

As already mentioned in my blog “Oracle 18 XE is available” the XE version includes the multitenant database option. So (…)

26. November 2018 Johannes Ahrends 2

Oracle XE has many features and options which even most of the Oracle Enterprise Edition customers do not have access (…)