While the Oracle blogosphere is buzzing with the Collaborate news and views, SQL Server and MySQL bloggers are also getting upbeat about their respective fields and producing gems of blog posts. This Log Buffer Edition covers that all and more.
Run Virtual Machines with Oracle VM.
Last Call to Submit to the JavaOne Java EE Track.
A quick and easy way to know what is it inside Java process that is using your CPU. Using just Linux command line tools and JDK supplied command line utilities.
Here are a few things you need to know before starting. Following the links is not necessary, they are available for the reference.
This year COLLABORATE 14 is being held at The Venetian and Sands Expo Center in Las Vegas, April 7-11. Some Pythian folks will be attending and speaking at the event, so be sure to watch for their presentations:
There are many posts out there about validating backup. However, none seem to address some recent concerns a client of mine had.
Currently, backup validation is performed once a week and the question asked, “How to validate all archivelog backup?”
List Backups - [D}atafile and [A]rchivelog backup from Incremental Level 0/1
For some, blogging brings the same pleasure as laying under the swaying palms, where on the white sandy beaches the turquoise waters kiss their feet. This passion oozes into their posts, and this edition of Log Buffer is a manifestation of exactly that. Enjoy.
DBRM for 12c Container Database in Multi-tenant Environment.
4 … I repeat 4 … 4 digits that can cause mass confusion. Was that April 3 or March 4? Being a database guy, I have always had an ear to numbers. I was fascinated by those 10 digits from a very early age. A few years ago I stumbled into one of my most enjoyable podcasts courtesy of iTunes. It presented many examples of what it called “tricks” but were really just another way of doing things.
The traditional way of multiplying is done right to left. Picture 5*56. This is how we are used to doing it:
While doing some testing I found something happening with RMAN that was unexpected.
After making an RMAN backup, I would run the VALIDATE RECOVERY FILES command.
When it completed I found there were twice as many backup files as when I started.
Please note that this is Oracle 184.108.40.206 – that will be important later on.
Here is the list of current backup files: