Oracle Tech

I am mostly writing this so I don’t forget , it will be a small post. The other day I did a switchover in a RAC environment , which went…

The other day I was doing an import using impdp in 12.1.0.2 , and got the following error ORA-30926: unable to get a stable set of rows in the source…

This is something that you might have already known, but it’s a cool thing when using RMAN that I want to show you. As you may know Oracle Database has a…

The other day I was running an upgrade for a client that is using ACLs ( Access Control Lists) from 11.2.0.3 to 12.1.0.2, and if you have been doing upgrades…

As some of you may know , one of my very first errors back when I was using Oracle RDBMS 9.2 was to drop a table from production instead of…

This will be a small post regarding creating an error I had today regarding Schema as a Service template with EM12c emcli . While creating today a service template ,…

When defining what is a cloud service, we need to know that it is not a technology per se, but its an architectural and operational paradigm. It is a self-service computing environment…

So the other day I was trying to login to my EM12c R4 environment with the SSA_ADMINISTRATOR user, and I got the error : Authentication failed. If problem persists, contact…

So the other day I was trying to do a fresh installation of a new Oracle EM12cR4 in a local VM, and as I was doing it with the DB…

In December of 2014 the team of Oracle SQLDeveloper released a beta version of an Oracle tool called SQLcl, which in a nutshell,  is the engine of SQL * Plus that…